Compatible With For Kohler V-Twin Engines ONLY. Kohler 7000 Series (KT): KT715, KT725, KT730, KT735, KT740, KT745 (20HP - 26HP) Kohler Courage Series (SV): SV710, SV715, SV720, SV725, SV730, SV735, SV740, SV810, SV815, SV820, SV830, SV835, SV840 (20HP - 27HP) Kohler Confidant Series (Commercial ZT): ZT710 (19HP), ZT720 (21HP), ZT730 (23HP), ZT740 (25HP) Tech Specs: 12V | 10-Teeth/9-Teeth Drive | CCW (Counter-Clockwise) Rotation | Rated for 19HP-27HP High-Torque V-Twin Engines Cub Cadet Fitment Matrix (Full Ecosystem) Ultima ZT Series (Zero-Turn): ZT1: ZT1-42, ZT1-46, ZT1-50, ZT1-54 (Kohler-powered KT715–KT745 ONLY) The Ultima ZT1 series utilizes mixed engine brands. You MUST verify the engine under your hood before ordering: ? PERFECT FIT: ZT1-42, ZT1-46, ZT1-50, and ZT1-54 equipped with Kohler 7000 Series engines. (Kohler-powered KT715–KT745 ONLY ) ? DOES NOT FIT: Any ZT1 model equipped with Kawasaki FR Series engines. XT Enduro Flagship Series: XT1: GT50, GT54 Fab, LT46, LT46 Fab, LT50, LT54, LT54 Fab XT2: GX54 Fab, LX42, LX46 RZT Classic Zero-Turn Series: Base : RZT-42, RZT-46, RZT-50, RZT-54 RZT-L: L42, L46, L50, L54, L54 Fab RZT-S: S42, S46, S46 Fab, S50, S54, S54 Fab Z-Force Commercial Series: Base: 44, 48, 50, 54 Z-Force L: L48, L54, L60 Z-Force S: S46, S48, S54, S60 Z-Force SZ: SZ48, SZ54, SZ60 LT / GT / SLT Riding Tractor Series: LT / LTX: LT-1045, LT-1045LE (2005-2006), LT-1046 (2005-2008), LT-1050, LTX-1042, LTX-1046, LTX-1046M, LTX-1050 GT / GTX: GT-1054, GT-1554, GTX-1054 SLT / SLTX: SLT-1550 (2005-2006), SLT-1554 (2005-2006), SLTX-1050, SLTX-1054 LGT / LGTX: LGT-1050, LGT-1054, LGTX-1050, LGTX-1054 Specialty Models: ZTT-46 / i1046 (2006-2012) ZTT-50 / i1050 (2006-2012) FMZ-50 Toro, New Holland & Dixon Matrix (Expanded Ecosystem) Toro TimeCutter Zero-Turn Series: Z4202 (2008-2009), Z5020 (2007-2009), Z5060 (2008-2009) Toro TITAN Commercial Series: Z4800 (2008-2009), Z5200 (2007-2009) Toro LX / GT / G / SL Riding Series: LX: LX425 (2007), LX468 (2008-2009), LX500 (2006) GT: GT2100 (2006-2008), GT2200 (2006-2008), GT2300 (2006) G: G4030 (2007-2008), G4035 (2009), G4050 (2008) SL: SL500 Super (2007) New Holland Industrial & Zero-Turn: G4030 (2007-2008), G4035 (2009), G4050 (2008) Dixon Mowers: Compatible with models utilizing Kohler 7000 Series (KT715-KT745) Note: Please check the part number before buying to make sure it fits your lawn tractor Note: Please Check the right starter power for your mower. If the starter power is not sufficient to start the engine, it may cause overheating and damage Why Should You Choose Us? Quality Manufacturing Autoverve has strict manufacturing and inspection processes, focusing on providing cost-effective and high-quality brand new products, hoping to bring you a good shopping experience! A fter-sales support We will always stand on the side of our products to protect your rights first. If there is any quality problem, you can contact us at any time, we will solve the problem with you within 24 hours!