Description
Replace a worn or damaged centre gearbox in selected Siegenia tilt and turn window mechanisms with this compatible SI Trail drive gear replacement.
This repair gearbox is designed to restore the operation of the existing window locking system, allowing the original drive gear assembly to be repaired rather than replacing the complete mechanism. It is suitable for selected Siegenia systems commonly fitted to uPVC tilt and turn windows.
Compatible Stamped Models
This replacement will fit mechanisms stamped:
- GR0
- GR1
- GR1A
- GR2
- GR3
- GR4TL
Product Features
- Replacement centre drive gear gearbox
- Suitable for selected Siegenia SI Trail mechanisms
- Ideal for repairing faulty tilt and turn window gearing
- Reuses the existing locking mechanism
- Cost-effective alternative to a complete mechanism replacement
- Supplied as one replacement gearbox
Important Compatibility Information
Please check the model code stamped on your existing mechanism and compare the gearbox shape, cog position and product photographs before ordering. Similar Siegenia gearboxes may look alike but are not always interchangeable.
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