MTX Power Battery AGM - XT7-3B Model_Leatt 3DF 6.0 Impact Pant you can use the D8209ST

you can use the D8209ST which is 9cm higher than the original

Resilient powder-coated finish resists scratching from debris and prevents oxidation in outdoor environments

3 lb Total Volume: 15

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MTX Power Battery AGM - XT7-3B Model_Leatt 3DF 6.0 Impact Pant you can use the D8209STMTX Power's high performance AGM battery boasts an "install and go" design. The use of the latest developed absorbed glass mat (AGM) material significantly improves the CCA and life cycle of the battery. The new straight through welding technology effectively reduces the internal resistance, so the battery outputs much higher cranking power. Features: Effectively reduces internal resistance and outputs higher power. Full welding joints for durability