CATUndercarriage

1028139 Spring — Cat 311 311B

This spring is a vital component within the undercarriage system, designed to absorb shock and maintain proper tension or engagement in various mechanisms. Manufactured to precise specifications, it offers reliable performance and durability, unlike a fatigued spring that may have lost its original tension or developed cracks. Operators may notice changes in machine responsiveness, unusual noises, or improper component function when this spring is failing.

Spring – Part No 1028139 – CAT Spare Part
Part Specifications
BrandCAT
CategoryUndercarriage
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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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

Part TypeSpring
MaterialHigh-tensile steel
ApplicationUndercarriage system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

The initial symptom of a failing spring might be a noticeable change in the tension or responsiveness of the system it belongs to. If left unaddressed, the spring can break or lose its effectiveness entirely, leading to improper component operation and potential damage to related parts. This can compromise the overall functionality and safety of the equipment.

Installation Tip

Ensure that the spring is correctly oriented and seated in its intended location before applying tension or assembling surrounding components. Avoid stretching or compressing the spring beyond its designed limits during installation.

Service Note

Inspect related components such as levers, linkages, or tensioning mechanisms for wear or damage when replacing this spring.