GR2120-2 GR2120B G1700 G1800 G1800S G1900. G1900S G2000 G2000-S G2160 G2160DS G2160AU. Fits mostly KUBOTA 2 SERIES engines (engine model number ends in 2) compatible engines below. KUBOTA Engine to HYDRO Gearbox transmission drive Belt T1460 T1560 K1122-26130.