The 9R8235 boom extension slide is an aftermarket replacement part for CAT construction machines, installed in the boom or telescopic arm extension system. It ensures smooth and safe movement of the boom while minimizing wear on guides and mechanical components.
Specifications:
– Catalog / OEM number: 9R8235
– Thickness: 17 mm
– Length: 110 mm
– Width: 110 mm
– Bolt spacing: 55 mm
Benefits:
– Reduces friction and mechanical wear on guides.
– Provides stability during boom operation.
– Extends service life of the boom extension system.
| Brand | Machine Type | Models |
|---|---|---|
| Caterpillar (CAT) | Backhoe Loaders | 416B, 416C, 420D, 424D, 426B, 426C, 428B, 428C, 428D, 430D, 432D, 436B, 436C, 438B, 438C, 446B, 446D |
The list above is for reference. It is crucial to verify the size on your machine.
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The 9R8235 boom extension slide is an aftermarket replacement part for CAT construction machines, installed in the boom or telescopic arm extension system.

















