CATBearing & Bushing

1857280 Roller As-Track — Cat 302

This is a track roller assembly designed to support the weight of the machine and guide the track chain as it rotates. It is built with robust materials and precision engineering to withstand heavy loads and harsh operating conditions, offering reliable performance over a worn or seized roller. Operators may notice increased track noise, vibration, or difficulty in track movement when this component begins to fail.

Roller As-Track – Part No 1857280 – CAT Spare Part
Part Specifications
BrandCAT
CategoryBearing & Bushing
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Never strike bearings directly — use a bearing press or driver set. Heat housing (not bearing) to ease installation. Replace bearings in sets where applicable. Check housing bore diameter before fitting — out-of-round bores destroy new bearings.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeTrack Roller Assembly
MaterialForged steel
ApplicationUndercarriage track system
Service LifeReplace as needed based on wear and damage
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a failing track roller include grinding noises from the undercarriage and increased vibration felt through the machine. If ignored, the roller can seize, causing the track chain to derail or become damaged, leading to significant downtime. Continued operation with a damaged roller can also accelerate wear on other undercarriage components.

Installation Tip

Thoroughly clean the mounting surfaces and bolt holes on the machine frame before installing the new roller. Ensure all mounting bolts are properly tightened to the manufacturer's specifications to prevent loosening.

Service Note

When replacing track rollers, inspect the entire undercarriage, including the track chains, idlers, and sprockets, for signs of wear or damage.