Upgrade or replace with confidence using this Aftermarket crankshaft, 3-cylinder. Compatible with models including 1020, 1030, 1040, 1130, 1140, 1350, 152, 1550, 1630, 164, 1750, 179, 1850, 820, 830, 840, 920, 930, 940. Interchangeable with OEM John Deere part number(s): AT18031, RE46896, RE521349. Designed to fit John Deere equipment and built for long-lasting performance.