Skip to product information
1 of 5

4K9984 Idler Shaft Fits CAT Fits Caterpillar Industrial Construction D4D

4K9984 Idler Shaft Fits CAT Fits Caterpillar Industrial Construction D4D

Regular price £102.00 GBP
Regular price Sale price £102.00 GBP
Sale Sold out
Shipping calculated at checkout.

One New Aftermarket Replacement Idler Shaft Fits Caterpillar (Fits CAT) D4D Track-Type Tractor

This aftermarket replacement front idler shaft is Fits Caterpillar (Fits CAT) D4D track-type tractor (dozer). The idler shaft is a critical undercarriage component that supports the front idler assembly, maintaining proper track tension and guiding the track chain for stable, efficient operation. Replaces OEM Fits Caterpillar part number 4K9984 (also referenced as 4K-9984).

Specifications

  • Weight: approximately 11.5 lbs.
  • Assembly position: Front idler
  • Undercarriage system component

Compatible Models

Fits Caterpillar (Fits CAT) Track-Type Tractors: D4D

Replaces Part Number(s):

4K9984, 4K9984-A, UNN60-0020, CR2047

New aftermarket replacement part - not remanufactured, not used.

View full details