The Parts Unlimited HJT12B-FP is a next-generation LiFePO4 lithium battery — a drop-in replacement for the YT12B-BS across the modern Ducati range, including the latest Multistrada V4 and Diavel V4. Much lighter than lead-acid with stronger cranking.

Fitment (replaces YT12B-BS — verify against your existing battery):

• Ducati 748 (2001-2002) / 996 (2001+) / 998 / 749 / 999 / 848 / 1098 / 1198 (Superbike, incl. S / R / EVO)
• Ducati Monster 600 / 620 / 695 / 750 / 800 / 900 / 1000 i.e. (2001-2008) · S2R / S4 / S4R / S4RS
• Ducati Monster 696 / 795 / 796 / 821 / 1100 / 1200 (through 2020) · Monster 797
• Ducati Multistrada 620 / 1000 / 1100 / 1200 / 1260 / 950 / V2 (2022-2024) / V4 (2021+, except V4 RS)
• Ducati Diavel / Diavel 1260 / XDiavel / Diavel V4 / XDiavel V4 (2023+)
• Ducati Hypermotard 796 / 821 / 939 / 950 (2019-2021) / 1100 · Hyperstrada 821 / 939
• Ducati SuperSport 620 / 750 / 800 / 900 / 1000 i.e. (2001-2007) · SuperSport 939 (2017-2020)
• Ducati ST2 (2001-2003) / ST4 (2001-2003) / ST4S (2002-2005) / ST3 (2004-2007)
• Ducati Scrambler 803 (2015-2022) / 1100 (2018-2023) · Streetfighter / S / 848 · Sport Classic · Desmosedici RR

Specs:

• 12V LiFePO4 lithium — replaces YT12B-BS
• Sealed & non-spillable — mounts in any orientation
• Use a lithium (LiFePO4)-compatible charger — pairs with our OptiMate Lithium chargers
• Weight: 2.2 lb / 1.0 kg
• Dimensions (L × W × H): 5.9 × 2.6 × 5.1 in / 150 × 65 × 130 mm