Mighty Max Battery 12V 320CCA U1R Replacement Battery for Husqvarna LGT2654 — AGM, Sealed 1-Year Warranty

The Mighty Max ML-U1R-CCAHR is a sealed 12V, 320 CCA replacement battery built to power U1R-compatible lawn tractors like the Husqvarna LGT2654 with reliable starts and vibration-resistant performance.

Designed as a direct-fit rechargeable SLA/AGM battery, the ML-U1R-CCAHR delivers a balance of cold-cranking ability, maintenance-free operation and durable construction for outdoor equipment. It swaps into U1R battery trays, positions with the positive terminal on the right and the negative on the left, and includes the battery body plus mounting screws — no harnesses or extras are supplied. With a sealed, spill-proof design and a one-year warranty, it’s built for seasonal use and repeated starts across a wide range of temperatures.

What are the key specs and dimensions I should check before buying?

This battery is a 12-volt sealed lead-acid (SLA/AGM) unit rated at 320 Cold Cranking Amps (CCA). Physical size and terminal orientation are important for fitment and correct connection.

• Voltage: 12V; Capacity form factor: U1R-style
• Cold Cranking Amps: 320 CCA for engine starting power
• Dimensions: 7.62 in (length) × 5.00 in (width) × 6.25 in (height)
• Polarity: Positive terminal on right, negative on left for U1R installations

How does this battery perform in outdoor and seasonal conditions?

The ML-U1R-CCAHR uses AGM technology and is sealed to be spill-proof, enabling consistent performance across varied temperatures. Its construction resists shocks and vibration common with lawn tractors and other outdoor equipment.

• AGM/SLA design for slow self-discharge and deep-discharge recovery
• Operates effectively in a wide temperature range for seasonal starts
• Vibration-resistant casing suited for riding mowers and utility equipment

Will it fit my Husqvarna LGT2654 or other U1R-equipped machines?

Yes — the ML-U1R-CCAHR is listed as compatible with Husqvarna LGT2654 and other models that accept U1R batteries. Always verify the physical dimensions and terminal placement against your mower’s battery tray before installing.

• Direct replacement for U1R battery trays like those on Husqvarna LGT2654
• Check that positive-on-right orientation matches your machine wiring
• Listing includes battery and mounting screws only; no harnesses provided

What maintenance, charging, and warranty details should I know?

Because this is a sealed AGM battery, it requires minimal maintenance but benefits from proper charging and storage. Use an appropriate 12V charger designed for SLA/AGM batteries and store in cool, dry conditions when not in use.

• Rechargeable and mountable in any orientation; no water topping required
• Use a compatible SLA/AGM charger to preserve life and capacity
• Includes a full one-year warranty from Mighty Max Battery for defects

Who is this for: The Mighty Max ML-U1R-CCAHR is aimed at homeowners, landscapers and small-fleet operators who need a dependable, maintenance-free replacement for U1R battery trays — especially owners of Husqvarna LGT2654 and similar lawn tractors. It’s a good choice if you want a sealed battery that handles vibration, offers solid cold-cranking power for seasonal starts, and comes with a one-year manufacturer’s warranty. Verify physical dimensions and terminal orientation before purchase to ensure a hassle-free installation.