Compatible with KOMATSU, NIKKO and many more… Please check the OEM part number of your original unit to ensure compatibility. Replaces: KOMATSU: 600-813-1731, 600-813-1732, NIKKO 0-23000-0170, 0-23000-0171, 0-23000-0172, 0-23000-0173, 02-23-205, REPLACES 1650-101-300-0 16501013000, BLOCK TYPE: KOMATSU, NIKKO, GROUND, TYPE: OSGR, VOLTAGE: 12 VOLTS, KW: 2.2 KW, ROTATION: CLOCKWISE, TEETH: 9 TEETH, GEAR/SPLINE OD: 31.7 MM / 1.248 INCH, MOUNTING HOLE 1: 13.0MM ID UNTHREADED, MOUNTING HOLE 2: … Replaces: HOLE 2: 13.0MM ID UNTHREADED, WEIGHT: 16.46 LBS / 7.48 KG … Computer tested for consistent quality and unrivaled reliability Starter – Voltage: 12V Rotation: Clockwise Teeth on Drive / Splines: 9 Source: Aftermarket