Caterpillar 198mm Length Idler Shaft 1N-3842 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 1N-3842 as the primary identification reference.
- Part Number: 1N-3842
- Brand: Caterpillar
- Product Category: Front Idler
- Equipment Type: Gen Set Engine, Marine Auxiliary, Marine Engine, Locomotive Engine, Petroleum Engine, Gas Engine
- Compatible Models: 3608, 3606, C280-16, 3616, 3612, C280-12, C280-6, C280-8, G3608, G3612, G3616
- Engine Models: C280
- Condition: New
Fitment can vary by machine configuration and serial-number range. Compare the original part number, dimensions, connectors and mounting points before purchase.





