CATUndercarriage

1771073 Adjuster As (Lh) — Cat 939c D5G

This is a left-hand adjuster assembly for the undercarriage track system, crucial for maintaining optimal track tension. Manufactured to meet high-quality standards, it provides reliable performance and durability, unlike a worn or seized adjuster. Operators might observe the track becoming excessively loose, uneven track tension between sides, or difficulty in adjusting the track when this part is failing.

Adjuster As (Lh) – Part No 1771073 – 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 TypeTrack Adjuster Assembly (LH)
MaterialSteel Alloy
ApplicationUndercarriage Track Tensioning
Service LifeReplace as needed based on wear inspection
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

A failing adjuster may present as a track that consistently loosens or becomes difficult to adjust. If ignored, the track could become excessively slack, increasing the risk of derailment and damage to the track system. This can lead to significant operational interruptions and potential damage to the machine's structure.

Installation Tip

Before installation, thoroughly clean the mounting surfaces and threads to ensure proper seating and prevent damage. Avoid forcing the adjuster components; they should move smoothly during the tensioning process.

Service Note

When replacing the adjuster, inspect the recoil spring and associated hardware for signs of fatigue or damage.