Mighty Max YTX9-BS 12.8V 8Ah LiFePO4 PowerSport Battery
Ditch the dead weight and sluggish starts—Mighty Max's YTX9-BS LiFePO4 battery brings a featherlight, high-output punch to your motorcycle, ATV, or scooter. It cranks out 300 cold cranking amps while weighing up... Read moreBattery Overview
Ditch the dead weight and sluggish starts—Mighty Max's YTX9-BS LiFePO4 battery brings a featherlight, high-output punch to your motorcycle, ATV, or scooter. It cranks out 300 cold cranking amps while weighing up to 80% less than a lead-acid brick, so your ride feels snappier from the first ignition.
Built to outlast and out-cycle traditional batteries, this lithium powerhouse delivers over 2000 deep cycles without sulfation, and the included foam spacers let you dial in a perfect fit inside multiple battery boxes. Just pair it with a compatible lithium charger, torque those terminals tight, and enjoy years of reliable, maintenance-free starts.
Battery Specification
| Brand | Mighty Max |
| Model Number | YTX9-BS |
| Chemistry | Lithium Iron Phosphate (LiFePO4) |
| Voltage | 12.8 Volt |
| Capacity | 8Ah |
| Cold Cranking Amps | 300 |
| Cranking Amps | 400 |
| Watt Hours | 51.2 |
| Terminal Type | Nut and Bolt |
| Weight | 1 lb |
| Dimensions | 5.94 x 3.44 x 4.25 in |
| Product Type | Engine Start Battery |
| Application | Motorcycles, ATVs, Personal Watercraft, Lawn Mowers, Utility Vehicles, Scooters, Dirt Bikes |
| Deep Cycles | 2000+ at 80% Depth of Discharge |
| Maintenance | Maintenance-Free |
Enjoy fast, reliable shipping across all orders. Returns accepted within 30 days of purchase.
