Caterpillar Front Idler Wheel Side Cover 248-3959 is a front idler product that guides the track chain and contributes to correct track tension. It is listed for Caterpillar heavy-equipment applications; use part number 248-3959 as the primary identification reference.
- Part Number: 248-3959
- Brand: Caterpillar
- Product Category: Front Idler
- Equipment Type: Bulldozer, Pipelayer
- Compatible Models: D6K2 XL, D6K2, D6K2 LGP, D4, D6K, D6K XL, D6K LGP, PL61
- Engine Models: Confirm by equipment serial number
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





