Case Loader Flywheel Ring Gear parts list
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480E, 480E LL, 480F, 480F LL, 580K, 580M, 580SE, 580SL Series II, 590SL Series II, 590SM, 584E, 585E, 586E, W11B, W14C, 550, 650, 450C, 455C, 650K, 750K, 1840, 1845C, 40XT, 60XT, 70XT, 75XT, 85XT, 90XT, 95XT |
Flywheel Ring Gear (159 Teeth) |
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J901774 |
$48.00
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650K, 750K, 850D, 855D, 850K, 1150E, 1155E, 1150G, 1150H, 1550, 680L, 780C, 780D, 688, 888, 1088, 9010, 880D, 9010B, 9020, 9020B, 9030, 9030B, 9040, 9040B, 9045B, CX130, CX160, CX210, CX240, CX290, 1085B, 1085C, 1086B, 1187C, W14B, W14C, W36, 621, 62 |
Flywheel Ring Gear (127-Teeth) |
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J905427 |
$74.00
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Flywheel ring gears for Case wheel loaders, providing the toothed gear that meshes with the starter drive to crank the engine, available for multiple loader series.
Fits Models At A Glance
- W Series: W11B, W14B, W14C, W36
- Compact Loaders: 621
Key Notes
- Application: Meshes with the starter pinion to turn the engine flywheel during starting
- Wear points: Chipped, worn, or cracked teeth cause grinding or no-crank conditions
- Fitment: Tooth count and diameter vary, so match to your engine and flywheel
- Installation: Ring gear is pressed onto the flywheel, typically heated for a shrink fit
Why Choose Broken Tractor
- ✅ Extensive Case wheel loader parts coverage
- ✅ Knowledgeable team to confirm correct fitment
- ✅ Fast shipping from two U.S. locations
Frequently Asked Questions
How do I know if my Case wheel loader ring gear is worn?
Worn ring gears often cause grinding noises during starting, intermittent no-crank issues, or a starter that spins without turning the engine. Inspect the teeth for chips, cracks, or flattened sections. Damage is usually concentrated where the starter engages.
Will this flywheel ring gear fit my Case loader?
Ring gear fitment depends on tooth count and diameter, which vary by engine and flywheel. Match the part number to your machine or confirm with our parts team before ordering. Call (800) 909-7060 with your model and serial number for help.
Can I replace just the ring gear instead of the whole flywheel?
Yes, the ring gear is a separate component pressed onto the flywheel and can be replaced on its own. It is typically heated to expand it for installation over the flywheel. This is often more economical than replacing the entire flywheel.
What causes ring gear teeth to wear out on a Case loader?
Repeated starter engagement gradually wears the teeth, and a misaligned or worn starter pinion accelerates the damage. Hard starting that requires extended cranking also adds wear. Inspecting the starter alongside the ring gear helps prevent repeat failures.
