Lower Engine Timing Gear for John Deere Backhoes, Dozers & Wheel Loaders

Fits Models At A Glance:

• John Deere Backhoes: 210C, 300B, 302A, 310, 310A, 310B, 310C, 401C, 410, 410B, 410C, 410D, 510B, 510C, 510D, 610B, 610C, 710B, 710C, 710D
• John Deere Dozers: 450B, 450E, 450G, 450H, 550, 550A, 550B, 550G, 550H, 650G, 650H, 750, 750B, 750C
• John Deere Wheel Loaders: 444, 444C, 444D

Key Notes:

• Part Number: AT24252
• Weight: 4 lbs (1.81 kg)
• Application: Crankshaft-mounted lower timing gear — synchronizes engine valve timing between the crankshaft and camshaft gear, ensuring proper fuel delivery and combustion timing across the engine's operating range
• Location: Lower engine timing gear train, mounted on the crankshaft
• Condition: Aftermarket replacement part

Common Use Case or Symptoms: Use when the engine develops a timing gear noise, rattles at idle, shows erratic timing, or has a worn or chipped timing gear — common signs of a failed lower timing gear on John Deere backhoes, dozers, and wheel loaders equipped with this engine family.

Why Choose Broken Tractor:

• ✅ Broad Cross-Platform Coverage: One timing gear covers John Deere backhoes, crawler dozers, and wheel loaders spanning multiple decades of production — from the 300B backhoe to the 750C dozer
• ✅ Critical Engine Timing Component: A worn or damaged lower timing gear directly affects engine performance, fuel efficiency, and can lead to accelerated camshaft and valvetrain wear if left unaddressed
• ✅ Fast Shipping from a U.S.-Based Team: In-stock and ready to ship same day from our U.S. warehouses