A strong lawn tractor battery combines the correct case size and terminal layout with enough cold cranking amps for your engine, making it a practical choice for owners replacing a failed starting battery. The listed options range from 200 to 480 CCA, and include U1-format AGM batteries, larger 35Ah sealed lead-acid models, and one 12.8V LiFePO4 battery. Our top pick is the UPLUS U1 360CCA because it is explicitly described for garden tractors and riding mowers, with a stated U1 fit and maintenance-free AGM construction.
Before ordering, compare your old battery’s dimensions, polarity, terminal style, and required cranking rating; a matching voltage alone does not establish compatibility. The rankings weigh lawn-tractor relevance first, then useful specifications and included hardware.
The UPLUS U1 360CCA is our Best Overall choice because it is explicitly listed for garden tractors and lawn mowers, uses a BCI Group U1 format, and provides 360 CCA. Its maintenance-free AGM construction avoids routine water checks, while its stated dimensions are 7.68 × 4.92 × 6.93 inches. Confirm those measurements, terminal orientation, and your tractor manufacturer’s requirements against the existing battery before buying; the U1 label and 12V rating alone do not guarantee a fit.
Our Top Picks
Best OverallExplicitly intended for garden tractors and lawn mowers, this U1 AGM battery supplies 360 CCA and lists dimensions of 7.68 × 4.92 × 6.93 inches.
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Tractor-Specific PickIts listed uses directly include garden tractors, riding mowers, and lawn tractors, and its 330 CCA rating is clearly specified.
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Gel TechnologyThis U1-size 12V battery delivers 350 CCA and uses GEL technology; the listing specifically names tractors and lawn mowers as intended applications.
View on Amazon- Lightweight Option WEIZE U1 LiFePO4
- High-Rate AGM Mighty Max ML-U1-CCAHR
Compare these lawn tractor battery options
| # | Product | Voltage | Dimensions | Weight | Warranty Description | Buy |
|---|---|---|---|---|---|---|
| 1 | 1. UPLUS U1 360CCABest Overall | 12 V | — | 18.4 lb | 15 months | View on Amazon |
| 2 | 2. MARXON U1-330Tractor-Specific Pick | — | — | — | 15 MONTH | View on Amazon |
| 3 | 3. Energizer EN-U1-350-GELGel Technology | 12 V | 7.74"D x 5.13"W x 6.92"H | — | 1 Year Manufacturers Warranty | View on Amazon |
| 4 | 4. WEIZE U1 LiFePO4Lightweight Option | 12.8 V | 7.68 x 5.12 x 7.1 in | 6.4 lb | 2 Year Warranty | View on Amazon |
| 5 | 5. Mighty Max ML-U1-CCAHRHigh-Rate AGM | 12 V | 7.75 x 5.11 x 6.25 in | 14.1 lb | 1 Year Manufacturer | View on Amazon |
| 6 | 6. Mighty Max ML-U1-CCA146Craftsman 25780 replacement | 12 V | 7.62 x 5 x 7 in | 12.9 lb | 1 Year Manufacturers Warranty | View on Amazon |
| 7 | 7. UPG 12V 35Ah35Ah all-position AGM battery | 12 V | 7.76 x 5.16 x 6.14 in | 0.27 g | 1 YR Warranty | View on Amazon |
| 8 | 8. Mighty Max ML35-12 John Deere35Ah John Deere replacement | 12 V | 7.76 x 5.12 x 7.01 in | — | 1 Year Manufacturers Warranty | View on Amazon |
| 9 | 9. Mighty Max ML35-1235Ah deep-cycle tractor battery | 12 V | 7.5 x 7.75 x 5 in | 24 lb | Manufacturer’s warranty can be requested from… | View on Amazon |
| 10 | 10. Interstate SLA1155High-capacity AGM mower battery | 12 V | 7.76 x 5.16 x 6.26 in | 22.1 lb | 1 year manufacturer | View on Amazon |
Detailed Reviews: Best 12 Volt Battery For Lawn Tractor

#1 · Best Overall
1. UPLUS U1 360CCA
- Voltage: 12 V
- Weight: 18.4 lb
- Warranty Description: 15 months
Best for: Maintenance-free 360-CCA choice.
Why it ranks #1: Explicitly intended for garden tractors and lawn mowers, this U1 AGM battery supplies 360 CCA and lists dimensions of 7.68 × 4.92 × 6.93 inches.
Its 360 CCA rating is paired with maintenance-free AGM construction, giving lawn-mower owners a defined starting figure without routine water checks. The UPLUS battery also lists 12 volts and dimensions, while its stated positive-left, negative-right layout helps buyers assess cable orientation before installation.
The 12V, 360-CCA rating gives a specific cranking figure for comparing against a tractor’s battery requirements. At 7.68 by 4.92 by 6.93 inches, its listed dimensions support a physical-space check, and the stated positive-left, negative-right terminal arrangement helps plan cable connections. Maintenance-free AGM construction means there is no water to check, while the product description also says it is spill- and leak-free. Monthly visual inspections and occasional terminal cleaning remain part of the supplied maintenance guidance.
- 12V battery rated at 360 CCA
- Maintenance-free AGM with no water to check
- Dimensions and terminal orientation are specified
- Description states no spills or leaks
- Monthly visual inspections and occasional terminal cleaning are still recommended.
Skip it if you want a lighter lithium option; WEIZE BCI Group U1 is listed at 6.4 pounds and 480 CCA.
Consider this UPLUS for a lawn tractor when 360 CCA, maintenance-free AGM construction, and clearly stated terminal orientation suit your requirements. Use its dimensions to check the battery space, and retain the suggested inspection and terminal-cleaning routine.
Full product details
| Brand | UPLUS NEW TECHNOLOGY BATTERY |
|---|---|
| Item Weight | 18.4 pounds |
| Manufacturer | Leoch Battery |
| Model Number | 360cca |
| Recommended Uses | Lawn Mower |
| Voltage | 12 volts |
| Warranty Description | 15 months |
Listed on Amazon as: UPLUS U1 Riding Lawn Mower Battery, 12V 360CCA for Garden Tractors
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#2 · Tractor-Specific Pick
2. MARXON U1-330
- Warranty Description: 15 MONTH
Best for: Riding mower U1 replacement.
Why it ranks #2: Its listed uses directly include garden tractors, riding mowers, and lawn tractors, and its 330 CCA rating is clearly specified.
A 330 CCA rating gives the MARXON U1-330 a clearly stated starting specification for riding mowers and garden tractors. Its listed applications include lawn tractors and ride-on lawnmowers, so buyers can weigh the stated use range alongside the included battery screw nuts when preparing a replacement.
The 12-volt, 330-CCA specification gives tractor owners a concrete starting figure to compare with their current battery requirements. MARXON lists riding mowers, garden tractors, lawn tractors, and ride-on lawnmowers as compatible uses, making its intended equipment range clear. The included battery screw nuts provide terminal hardware for installation, rather than leaving buyers to source that item separately. The supplied details do not state battery dimensions or terminal polarity, so those specifics cannot be used here to assess physical fit or cable layout.
- 12V output with 330 CCA
- Listed for riding mowers and garden tractors
- Lawn tractors and ride-on lawnmowers are named applications
- Battery screw nuts are included
- The supplied specifications do not give dimensions or terminal polarity.
Skip it if you need published dimensions and polarity before choosing; UPLUS U1 360CCA provides battery dimensions and terminal orientation.
This MARXON is a practical candidate for riding-mower and garden-tractor owners seeking a stated 330 CCA rating and included screw nuts. Since the supplied listing omits dimensions and polarity, verify those physical details from reliable product information before installation.
Full product details
| Brand | MARXON |
|---|---|
| Compatible Phone Models | Yard Lawn Mowers, Garden Tractors, Riding Mowers, Ride On Lawnmowers, Lawn Tractors |
| Included Components | BATTERY Screw Nut |
| Manufacturer | LEOCH BATTERY |
| Model | U1-330 |
| Model Number | U1-330 |
| Recommended Uses | Yard Lawn Mowers, Small Engine, Garden Tractors, Riding Mowers, Ride On Lawnmowers, Lawn Tractors, Lawn Mower See more |
| Warranty Description | 15 MONTH |
Listed on Amazon as: MARXON U1 Riding Lawn Mower Battery Garden Tractors Battery 12V 330CCA
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#3 · Gel Technology
3. Energizer EN-U1-350-GEL
- Voltage: 12 V
- Dimensions: 7.74"D x 5.13"W x 6.92"H
- Warranty Description: 1 Year Manufacturers Warranty
Best for: Deep-cycle GEL tractor battery.
Why it ranks #3: This U1-size 12V battery delivers 350 CCA and uses GEL technology; the listing specifically names tractors and lawn mowers as intended applications.
GEL technology is this Energizer battery’s defining feature, with the product description tying it to deep-cycle performance and longer cycle life than standard batteries. Its 12 volts and 350 CCA make the starting specification clear for tractor and lawn-mower owners considering a sealed rechargeable option.
The 350-CCA rating gives a concrete starting figure, and the 12-volt output identifies the battery’s electrical specification. Energizer describes its GEL technology as suited to deep-cycle performance and longer cycle life than standard batteries, a relevant distinction for equipment use that involves repeated operation. The 7.74-by-5.13-by-6.92-inch dimensions help buyers assess available battery space. The listing includes the battery, and its stated vehicle compatibility is ATV, so tractor owners should weigh that detail against their equipment’s requirements.
- 12V output and 350 CCA
- GEL technology is identified for deep-cycle performance
- Description states longer cycle life than standard batteries
- Dimensions are listed for fit assessment
- The stated vehicle compatibility is ATV, not a specific lawn-tractor model.
Skip it if you need an expressly listed lawn-tractor application; MARXON U1-330 names lawn tractors and riding mowers.
Choose this Energizer if its 350 CCA, GEL deep-cycle description, and dimensions suit your equipment. Its supplied compatibility field names ATV rather than a specific tractor, so assess application fit carefully before selecting it for lawn-tractor duty.
Full product details
| Brand | Energizer |
|---|---|
| Compatible with Vehicle Type | ATV |
| Included Components | Battery |
| Dimensions | 7.74"D x 5.13"W x 6.92"H |
| Manufacturer | Energizer |
| Part Number | EN-U1-350-GEL |
| Manufacturer Warranty Description | 1 Year Manufacturers Warranty |
| Model Number | EN-U1-350-GEL |
| Size | Standard |
| Voltage | 12 volts |
Listed on Amazon as: Energizer EN-U1-350-GEL, 12 Volt 350 CCA, Long Lasting Sealed Lead Acid AGM Rechargeable Battery Ideal For Use In Tractors, Lawn Mowers, and more
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#4 · Lightweight Option
4. WEIZE U1 LiFePO4
- Voltage: 12.8 V
- Dimensions: 7.68 x 5.12 x 7.1 in
- Weight: 6.4 lb
- Warranty Description: 2 Year Warranty
Best for: Lightweight lithium tractor battery.
Why it ranks #4: Designed for lawn mowers and tractors, it lists 480 CCA and weighs 5.8 pounds, though its 12.8V LiFePO4 chemistry needs compatibility checking.
At a listed 6.4 pounds, this WEIZE LiFePO4 battery offers a markedly light handling profile alongside 480 CCA for lawn-mower and tractor use. Its BCI Group U1 designation and 7.68-by-5.12-by-7.1-inch dimensions give buyers concrete details to compare when planning a replacement.
The 480-CCA rating provides a stated cranking figure, while the 12.8V LiFePO4 chemistry distinguishes this battery from the listed 12-volt lead-acid options. At 6.4 pounds, it is easier to handle during removal and installation than the heavier batteries listed here. Its BCI Group U1 designation and 7.68-by-5.12-by-7.1-inch measurements help assess the intended format and battery-space fit. The included-components field says battery only, so no additional installation parts are specified.
- 480 CCA rating
- LiFePO4 lithium chemistry
- Listed weight is 6.4 pounds
- BCI Group U1 and dimensions are specified
- Only the battery is listed as included; no installation accessories are specified.
Skip it if you require a 12V lead-acid battery; Energizer EN-U1-350-GEL is a 12V sealed lead-acid option.
This WEIZE suits tractor owners prioritizing a light battery with a 480-CCA rating and LiFePO4 chemistry. Compare its 12.8V specification, U1 designation, and dimensions with your equipment requirements; the listed package contains the battery only.
Full product details
| Brand | WEIZE |
|---|---|
| Battery Weight | 5.8 pounds |
| Included Components | battery only |
| Item Dimensions | 7.68 x 5.12 x 7.1 inches |
| Item Weight | 6.4 pounds |
| Manufacturer | WEIZE |
| Model | BCI Group U1 |
| Model Number | BCI Group U1 |
| Recommended Uses | Lawn Mower |
| Voltage | 12.8 volts |
| Warranty Description | 2 Year Warranty |
Listed on Amazon as: WEIZE 12.8V 12Ah Lithium Battery for Lawn Mower and Tractor, 480CCA BCI Group U1 LiFePO4 Batteries, Compatible with John Deere, Toro, Cub Cadet, and Craftsman
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#5 · High-Rate AGM
5. Mighty Max ML-U1-CCAHR
- Voltage: 12 V
- Dimensions: 7.75 x 5.11 x 6.25 in
- Weight: 14.1 lb
- Warranty Description: 1 Year Manufacturer
Best for: High-cranking U1 replacement.
Why it ranks #5: The U1-style SLA AGM battery provides 320 CCA and lists Craftsman 25780 lawn tractor compatibility; dimensions and left-positive polarity are specified.
Its 320 CCA rating is the key distinction for a lawn-tractor battery in this U1 format, providing a specified cold-cranking figure for starting needs. The sealed AGM construction is spill-proof, and the listing identifies Craftsman 25780 compatibility, giving owners a concrete reference point when assessing this replacement.
The 12-volt output and 320 CCA figure make the starting specification explicit, while the 7.75-by-5.11-by-6.25-inch dimensions give buyers measurements to compare with their battery space. Its sealed AGM design is spill-proof and supports a high discharge rate, which suits a tractor battery that may be stored between mowing sessions. Positive-left, negative-right polarity helps plan cable connection. The package includes the battery and screws only, so it does not supply a wire harness or mounting accessories.
- 12V battery with 320 CCA
- Sealed, spill-proof SLA/AGM construction
- Positive-left, negative-right terminal polarity is specified
- Listing identifies Craftsman 25780 compatibility
- No wire harness or mounting accessories are included.
Skip it if you need included wiring or mounting parts; the MARXON U1-330 lists battery screw nuts among its components.
Choose this Mighty Max when a 320-CCA U1 battery and stated Craftsman 25780 compatibility match your tractor needs. Check the listed dimensions and left-positive polarity against your setup, and plan to provide any harness or mounting hardware separately.
Full product details
| Brand | Mighty Max Battery |
|---|---|
| Battery Capacity | 320 amp_hours |
| Battery Weight | 14.1 pounds |
| Compatible Phone Models | No Phone Models |
| Included Components | Battery |
| Item Dimensions | 7.75 x 5.11 x 6.25 inches |
| Item Weight | 14.1 pounds |
| Manufacturer | Mighty Max Battery |
| Model | ML-U1-CCAHR |
| Model Number | 3878105 |
| Recommended Uses | Power Tool |
| Voltage | 12 volts |
| Warranty Description | 1 Year Manufacturer |
Listed on Amazon as: ML-U1-CCAHR -12 Volt, 320 CCA, Nut and Bolt (NB) Terminal, Rechargeable SLA AGM High Rate Series Battery
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#6
6. Mighty Max ML-U1-CCA146
- Voltage: 12 V
- Dimensions: 7.62 x 5 x 7 in
- Weight: 12.9 lb
- Warranty Description: 1 Year Manufacturers Warranty
Best for: Craftsman 25780 replacement.
Why it ranks #6: This 12V U1 battery is listed for a Craftsman lawn tractor and includes screws, but its 200 CCA is lower than several ranked alternatives.
The listing specifically names the Craftsman 25780 lawn tractor and mower, making application identification the main draw of this Mighty Max ML-U1 battery. It supplies 12 volts and 200 CCA in a sealed SLA/AGM format, with specified polarity to help owners plan its electrical connection.
The 12V output and 200-CCA rating provide concrete specifications for comparing the battery with a tractor’s needs. Its listed Craftsman 25780 compatibility offers a direct application reference, while the 7.62-by-5-by-7-inch dimensions help assess battery-space fit. Positive-left, negative-right polarity makes the cable orientation explicit. The spill-proof SLA/AGM battery can be mounted in any position according to the description, but the package contains the battery and screws only, not a wire harness or mounting accessories.
- 12V battery rated at 200 CCA
- Listing names Craftsman 25780 compatibility
- Positive-left, negative-right polarity is specified
- Spill-proof SLA/AGM can be mounted in any position
- The 200 CCA rating is lower than the listed 320-CCA Mighty Max ML-U1-CCAHR.
Skip it if you require more than 200 CCA; Energizer EN-U1-350-GEL specifies 350 CCA and lists tractor use.
This Mighty Max is a focused option for owners of the named Craftsman 25780 who need a 12V battery and can use its 200-CCA rating. Check the polarity and dimensions, and provide any harness or mounting accessories separately.
Full product details
| Brand | Mighty Max Battery |
|---|---|
| Battery Capacity | 35 |
| Battery Weight | 12.9 pounds |
| Compatible Phone Models | No Phone Models |
| Included Components | Battery |
| Item Dimensions | 7.62 x 5 x 7 inches |
| Item Weight | 12.9 pounds |
| Manufacturer | Mighty Max Battery |
| Model | ML-U1-CCA146 |
| Model Number | ML-U1-CCA146 |
| Recommended Uses | Power Tool |
| Voltage | 12 volts |
| Warranty Description | 1 Year Manufacturers Warranty |
Listed on Amazon as: Mighty Max Battery ML-U1 12V 200CCA Battery for Craftsman 25780 Lawn Tractor and Mower
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#7
7. UPG 12V 35Ah
- Voltage: 12 V
- Dimensions: 7.76 x 5.16 x 6.14 in
- Weight: 0.27 g
- Warranty Description: 1 YR Warranty
Best for: 35Ah all-position AGM battery.
Why it ranks #7: The 35Ah SLA/AGM battery is specifically described for John Deere lawn and garden tractors, but no CCA rating is provided for starting comparisons.
Its ability to be mounted in any position distinguishes this UPG 12V 35Ah AGM battery for buyers whose installation space constrains orientation. The product description also says it resists shocks and vibration, while its maintenance-free, spill-proof construction suits lawn and garden equipment when the stated dimensions fit.
The 35Ah capacity and 12V output give tractor owners useful battery specifications to compare with their equipment requirements. UPG says the rechargeable SLA/AGM battery can be mounted in any position, which can help where the battery compartment limits orientation. Its stated shock and vibration resistance is relevant to equipment operating over uneven ground. Maintenance-free, spill-proof construction simplifies routine ownership, while the listed dimensions of 7.76 by 5.16 by 6.14 inches support a physical fit check before installation.
- 12V battery with 35Ah capacity
- Can be mounted in any position
- Description states resistance to shocks and vibration
- Maintenance-free, spill-proof SLA/AGM construction
- The supplied information does not state a CCA rating.
Skip it if you need a published cranking figure; Energizer EN-U1-350-GEL specifies 350 CCA for tractor and lawn-mower use.
Consider this UPG for lawn and garden equipment when 35Ah capacity and flexible mounting orientation matter. Check its listed dimensions and terminal arrangement against your installation, and look elsewhere if a stated CCA figure is essential to your comparison.
Full product details
| Brand | UPG |
|---|---|
| Battery Capacity | 35 amp_hours |
| Battery Weight | 24 pounds |
| Compatible Phone Models | No Phone Models |
| Included Components | Battery |
| Item Dimensions | 7.76 x 5.16 x 6.14 inches |
| Item Weight | 0.27 g |
| Manufacturer | UPG |
| Model | UPG-D5722(KIT4-1) |
| Model Number | UPG-D5722(KIT4-1) |
| Recommended Uses | Consumer Electronics, Electric Vehicles, Engine Starters, Golf Carts, Hunting, Lawn and Garden Tools, Medical Mobility, Motorcycles, Power sports, Portable Tools, Solar, Toys and Hobby, Access Control Devices, Emergency Lighting, Security See more |
| Voltage | 12 volts |
| Warranty Description | 1 YR Warranty |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov |
Listed on Amazon as: Universal Power Group 12V 35AH Battery for John Deere Lawn Garden Tractor Riding Mower SLA
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#8
8. Mighty Max ML35-12 John Deere
- Voltage: 12 V
- Dimensions: 7.76 x 5.12 x 7.01 in
- Warranty Description: 1 Year Manufacturers Warranty
Best for: 35Ah John Deere replacement.
Why it ranks #8: Its 35Ah, 12V sealed battery is marketed as a replacement for John Deere riding mowers, but the listing provides no CCA figure.
A stated 35Ah capacity and replacement reference to John Deere lawn tractor-riding mower 108 give this Mighty Max battery its clearest buying context. Its 12V sealed lead-acid construction is rechargeable and maintenance-free, while its dimensions and ability to mount in any position support installation planning.
The 12V, 35Ah specification gives a capacity reference for owners comparing replacement batteries, and the listing identifies John Deere lawn tractor-riding mower 108. Its sealed lead-acid design is described as rechargeable and maintenance-free, with spill-proof AGM construction for installation and storage flexibility. The 7.76-by-5.12-by-7.01-inch dimensions help assess space, and the description says it can mount in any position. The package includes the battery and screws, but no wire harness or mounting accessories.
- 12V, 35Ah rechargeable battery
- Listing names John Deere lawn tractor-riding mower 108
- Maintenance-free, spill-proof SLA/AGM construction
- Can be mounted in any position
- No wire harness or mounting accessories are included.
Skip it if you need a stated CCA figure; MARXON U1-330 specifies 330 CCA and lists lawn tractors as an application.
This Mighty Max is worth considering for an owner matching the John Deere 108 reference and seeking 35Ah capacity in a maintenance-free battery. Check the listed dimensions and terminal setup, and plan for separate harness or mounting parts if needed.
Full product details
| Brand | Mighty Max Battery |
|---|---|
| Battery Capacity | 35 |
| Battery Weight | 24 pounds |
| Compatible Phone Models | No Phone Models |
| Included Components | Battery |
| Item Dimensions | 7.76 x 5.12 x 7.01 inches |
| Manufacturer | Mighty Max Battery |
| Model | ML35-124237231 |
| Model Number | ML35-124237231 |
| Recommended Uses | Power Tool |
| Voltage | 12 volts |
| Warranty Description | 1 Year Manufacturers Warranty |
Listed on Amazon as: Mighty Max Battery 12V 35Ah Battery Replaces John Deere Lawn Tractor-Riding Mower 108 Brand Product
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#9
9. Mighty Max ML35-12
- Voltage: 12 V
- Dimensions: 7.5 x 7.75 x 5 in
- Weight: 24 lb
- Warranty Description: Manufacturer’s warranty can be requested from…
Best for: 35Ah deep-cycle tractor battery.
Why it ranks #9: This maintenance-free 12V, 35Ah SLA battery lists John Deere tractor compatibility, though its broader applications and absent CCA rating offer less starting guidance.
Its stated 35Ah capacity and deep-cycle AGM description distinguish this Mighty Max battery for tractor owners comparing it with 33Ah, 34Ah, or 36Ah replacements. The 12V sealed lead-acid design is rechargeable and maintenance-free, and the listing names John Deere tractor-riding mowers among its compatible applications.
The 12V, 35Ah specification gives buyers a clear capacity to compare, while the listed replacement range includes 33Ah, 34Ah, and 36Ah batteries. Its deep-cycle AGM description and maintenance-free sealed lead-acid construction offer a rechargeable option for tractor and other listed uses. The listing names John Deere tractor-riding mowers, and gives dimensions of 7.68 by 5.16 by 7.13 inches. Battery and screws are included, but a wire harness and mounting accessories are not.
- 12V battery with 35Ah capacity
- Listed as replacing 33Ah, 34Ah, and 36Ah batteries
- Deep-cycle AGM, rechargeable, maintenance-free construction
- John Deere tractor-riding mowers are named applications
- No wire harness or mounting accessories are included.
Skip it if you require a specified high CCA rating; WEIZE BCI Group U1 lists 480 CCA for lawn-mower use.
Choose this Mighty Max if a 35Ah deep-cycle AGM battery and the stated John Deere tractor-riding mower application fit your needs. Compare its dimensions and terminal setup with your compartment, and arrange separate harness or mounting hardware if required.
Full product details
| Brand | Mighty Max Battery |
|---|---|
| Battery Capacity | 35 |
| Battery Weight | 24 pounds |
| Compatible Phone Models | No Phone Models |
| Included Components | 12 Volt Battery |
| Item Dimensions | 7.5 x 7.75 x 5 inches |
| Item Weight | 24 pounds |
| Manufacturer | Mighty Max Battery |
| Model | ML35-12 |
| Model Number | ML35-12 |
| Recommended Uses | Power Tool |
| Voltage | 12 volts |
| Warranty Description | Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service. |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: ML35-12 – 12 Volt 35 AH SLA Battery- Mighty Max Battery Brand Product
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#10
10. Interstate SLA1155
- Voltage: 12 V
- Dimensions: 7.76 x 5.16 x 6.26 in
- Weight: 22.1 lb
- Warranty Description: 1 year manufacturer
Best for: High-capacity AGM mower battery.
Why it ranks #10: It is listed for Kubota lawn mowers and has 35Ah capacity, but its flag terminal and general-purpose form make direct tractor fit less certain.
A 35Ah capacity is the defining specification of this Interstate 12V AGM battery, which is also listed for lawn mowers and Kubota lawn mowers. Its sealed, maintenance-free, spill-proof construction gives owners a straightforward battery option where those stated applications and its flag terminals fit.
The 12V, 35Ah specification supplies a clear capacity reference, and the listed lawn-mower and Kubota mower applications identify relevant equipment uses. AGM/VRLA construction is described as maintenance-free and spill-proof, with the valve-regulated design also described as eliminating spills and overpressure. Its 7.76-by-5.16-by-6.26-inch size supports a battery-space check. The terminal type is flag, an important installation detail because buyers need compatible connections rather than assuming a different terminal arrangement.
- 12V, 35Ah capacity
- Listed for lawn mowers, including Kubota lawn mowers
- Maintenance-free AGM/VRLA construction
- Spill-proof design with flag terminals
- Flag terminals may not suit equipment set up for a different terminal style.
Skip it if you need a battery with a stated CCA figure; UPLUS U1 360CCA specifies 360 CCA for lawn-mower use.
This Interstate makes sense for mower owners seeking 35Ah capacity, AGM/VRLA construction, and a stated lawn-mower application. Confirm that its flag terminals and 7.76-by-5.16-by-6.26-inch dimensions work with your tractor before planning installation.
Full product details
| Brand | Interstate Batteries |
|---|---|
| Battery Capacity | 35 amp_hours |
| Battery Weight | 11000 g |
| Included Components | Battery, Terminal Hardware (if applicable) |
| Item Dimensions | 7.76 x 5.16 x 6.26 inches |
| Item Weight | 22.1 pounds |
| Manufacturer | Interstate Batteries |
| Model | Sealed Lead Acid |
| Model Number | SLA1155 |
| Recommended Uses | UPS Backup Power Supply, Emergency Lighting, Lawn Mower, Solar Power, Medical Devices, Fire Systems, Security Systems, Agriculture Devices UPS Backup Power Supply, Emergency Lighting, Lawn Mower, Solar Power, Medical Devices, Fire Systems, Security Systems, Agriculture Devices See more |
| Voltage | 12 volts |
| Warranty Description | 1 year manufacturer |
| Additional Information | Important Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
Listed on Amazon as: Interstate Batteries SLA Battery 12V 35Ah AGM VRLA (Flag Terminal) SLA1155
View on AmazonAvoid a terminal and case-size mismatch
A battery can have the right voltage and still fail to fit or connect safely if its case dimensions, polarity, or terminal style differ from the original. The U1 listings show that even similar batteries vary: the UPLUS U1 360CCA measures 7.68 × 4.92 × 6.93 inches, while the Mighty Max ML-U1-CCAHR measures 7.75 × 5.11 × 6.25 inches and specifies positive on the left. The Interstate SLA1155 uses a flag terminal, unlike the nut-and-bolt terminal stated for the Mighty Max ML-U1-CCAHR.
The 35Ah models also have differing dimensions, so capacity is not a substitute for measuring the battery compartment. Check the old battery label, tray clearance, cable reach, and terminal orientation before ordering.
Listings that mention replacement compatibility are useful clues, but verify the exact tractor model and battery configuration in its manual.
What the CCA numbers do—and do not—tell you
A higher listed CCA gives a useful starting-power comparison, but it does not by itself prove that a battery is compatible with a particular tractor. Among the products that state a CCA figure, ratings run from 200 for the Mighty Max ML-U1-CCA146 to 480 for the WEIZE U1 LiFePO4. The UPLUS U1 360CCA, MARXON U1-330, and Energizer EN-U1-350-GEL sit in the middle of that range.
Several 35Ah batteries list capacity but no CCA, so their starting performance cannot be compared from these product details. Also note the chemistry distinction: most named options are sealed lead-acid or AGM, while the WEIZE is 12.8V LiFePO4.
Check the tractor maker’s requirements for voltage, chemistry, and minimum cranking rating rather than choosing solely by the biggest CCA number.
How to Choose a Lawn Tractor Battery
Cold cranking amps
Look for a CCA rating that meets or exceeds the requirement in your tractor manual or on the original battery label. The listed CCA figures range from 200 for the Mighty Max ML-U1-CCA146 to 320 for the Mighty Max ML-U1-CCAHR, 330 for the MARXON U1-330, 350 for the Energizer EN-U1-350-GEL, 360 for the UPLUS U1 360CCA, and 480 for the WEIZE U1 LiFePO4. The other 35Ah listings do not give a CCA value, so they cannot be compared on that measure here.
A tractor with a specified higher starting requirement favours a battery that meets it; the lowest figure is suitable only if it satisfies the manufacturer’s requirement.
Dimensions and terminal layout
Match the battery’s case dimensions and terminals to the existing setup before selecting by voltage or capacity. The U1 products are not identical in size: the Mighty Max ML-U1-CCAHR lists 7.75 × 5.11 × 6.25 inches, while the UPLUS U1 360CCA lists 7.68 × 4.92 × 6.93 inches. The Mighty Max ML-U1-CCAHR also specifies positive-left polarity and nut-and-bolt terminals; the Interstate SLA1155 uses flag terminals.
If the original tray has tight clearance or short cables, favour the model whose measurements and terminal arrangement match your old battery. If you cannot confirm fit from the listing, compare the manufacturer’s dimensions and your tractor manual before ordering.
Battery chemistry and maintenance
Choose a battery chemistry that your tractor supports and that suits your maintenance preferences. Most products here are sealed lead-acid or AGM; the UPLUS U1 360CCA is described as maintenance-free, spill-free AGM, and the Mighty Max ML-U1-CCAHR is an SLA AGM battery. The Energizer EN-U1-350-GEL uses GEL technology, while the WEIZE U1 LiFePO4 is a distinct lithium-iron-phosphate option rated at 12.8V.
Owners seeking a conventional 12V replacement can focus on the AGM and SLA options, while those considering lithium should first confirm the tractor allows its chemistry and voltage. Regardless of type, follow the tractor and battery maker’s charging and storage guidance.
Which Lawn Tractor Battery Should You Choose?
Choose the UPLUS U1 360CCA if your tractor accepts a U1 AGM battery and its 360 CCA, dimensions, and terminals match the existing unit; it is the strongest all-around fit in this list. For a tractor-focused alternative, the MARXON U1-330 is explicitly listed for lawn tractors and garden tractors. If you want a stated 350 CCA rating and GEL construction, consider the Energizer EN-U1-350-GEL after checking fit.
The WEIZE U1 LiFePO4 offers 480 CCA at a listed 5.8-pound battery weight, but confirm 12.8V lithium compatibility first. For a Craftsman 25780, compare the two Mighty Max U1 listings against the original battery, noting their different CCA ratings.
Choose a 35Ah model only when its dimensions and terminal type suit your tractor.
Related Buying Guides
Frequently Asked Questions
How do I check whether a U1 battery fits my lawn tractor?
Compare the existing battery’s dimensions, terminal type and orientation, and voltage with the replacement listing and your tractor manufacturer’s requirements. A U1 label alone does not guarantee a fit. Also verify that the battery’s stated cranking capacity and construction are suitable for your tractor before ordering.
How many cold cranking amps does my lawn tractor need?
Use the lawn tractor manufacturer’s requirement or the rating on the original battery as your guide. The products here list different CCA ratings, including 200, 320, 330, 350, 360, and Do not assume a higher rating will fit; confirm the replacement’s dimensions and terminals too.
Can I replace a 12V lead-acid tractor battery with a lithium battery?
Only if your tractor supports the lithium battery’s voltage and chemistry. The WEIZE listing identifies its battery as 12.8V LiFePO4, so confirm compatibility with the tractor manufacturer before replacing a 12V lead-acid battery. Check physical fit and terminal arrangement as well; matching a nominal 12V label alone is not enough.
Why should I check terminal type and orientation before buying?
Terminal type and orientation must match the tractor’s cables and battery tray for a suitable installation. Listings may specify different terminal styles, such as nut-and-bolt or flag terminals, while some may not state the orientation in the title. Compare the listing with the original battery and verify any unclear details before purchase.
When is a 35Ah battery the right choice for a lawn tractor?
Choose a 35Ah model only when its dimensions and terminal type suit your tractor and its manufacturer permits that battery specification. The listings include different 35Ah formats, so capacity alone does not establish compatibility. Compare the replacement with the original battery and check voltage, terminals, and fit before buying.
Final Words
Start with the tractor manufacturer’s battery requirements and the original battery’s dimensions, terminal type, orientation, and CCA. The UPLUS U1 360CCA is the strongest all-around choice when those details match; the MARXON is a tractor-focused alternative. Consider the Energizer GEL for its stated 350 CCA, or the WEIZE lithium only after confirming 12.8V compatibility.
For 35Ah models, prioritize physical and terminal fit over capacity alone.