STARTER MOTOR FITS KOMATSU CRAWLER D20 D21 600-813-3171 600-813-3170 6008133171 6008133170 100% NEW and Made with the Highest Quality Components Available Full One Year Warranty Computer tested for consistent Quality and unsurpassed reliability Starter - Voltage: 24V Rotation: Clockwise Teeth On Drive / Splines: 9 Source: Aftermarket