A heavy-duty flywheel ring gear, made of hardened steel. Its function is to transfer torque from the starter motor's pinion (Bendix drive) to the crankshaft to start the engine. Precision-machined teeth guarantee correct meshing and smooth starting, while also protecting the starter motor from damage.
Aftermarket quality product – an intelligent choice combining excellent quality with an attractive price.
| Brand (Machine Type) | Model |
|---|---|
| JCB (Backhoe Loaders) | 2CX, 3CX, 4CX (with Perkins engines, manufactured before approx. 2005) |
| JCB (Telehandlers) | Loadall (older models with Perkins engines) |
| JCB (Other Machines) | ROBOT, Forklifts (with Perkins engines) |
The list above is for reference. It is crucial to ensure that your machine is fitted with a Perkins engine.
Replacing the ring gear is part of an engine or clutch overhaul. While you're at it, check the condition of the pilot bearing in the crankshaft. Always install the flywheel with new bolts and torque them with a torque wrench to ensure proper seating and balance.
The flywheel ring gear is crucial for the starting process. Its wear or damage prevents the starter from engaging properly, which consequently immobilizes the machine. Damaged ring gear teeth can also destroy a new starter bendix.
Replace the ring gear if you hear the following during a start attempt:
✓ Reliable Starting and Starter Protection: The GX-AFTER Solution
GX-AFTER is the smart choice for your machine. We deliver high-class replacements that combine excellent quality with an attractive price. Our flywheel ring gear, made of hardened steel with the correct hardness, guarantees a perfect fit and durability, protecting your starter from damage and ensuring reliable starting every time.
Hear a grinding noise when starting? Don't risk damaging a new starter!
A worn ring gear will destroy any Bendix drive, even the most expensive one. Order a new ring gear today and perform a comprehensive repair, saving time and money!
This is a popular but short-sighted method. Although the teeth on the other side may look better, the entire ring is already fatigued from heat cycles. Such an operation is risky and can lead to the ring gear cracking. We always recommend replacing it with a new one.
2. Does the set include the flywheel itself?No, this offer is for the ring gear only, which is press-fitted onto the flywheel.
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Reliable Starting
Eliminates grinding and engagement problems.
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Starter Protection
Protects the Bendix drive from damage.
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High Durability
Hardened steel resistant to tooth wear.
Have doubts or need confirmation to avoid costly downtime? Call us. Our experts will help you choose the right part to get your equipment back to work as soon as possible.
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Gear starter ring suitable for JCB 3CX 4CX backhoe loaders with engines installed before 2005.

















