This is the premium replacement rear idler wheel designed to replace the original rear idler on the steel undercarriage systems for Caterpillar B, C, and D series. The color may vary and it will not match your original factory yellow. Current production is black so please note if color matching is important. This idler wheel is designed to fit the Caterpillar® models:
This single flange rear idler (536-3550) is guaranteed to fit:
This is the larger roller at the rear of the undercarriage below the sprocket. It is single flange with two bolts mounted to the last position on the track frame. Installation hardware is not included.
The image below can help guide you to the correct part number if you are not familiar with the terms used to reference the undercarriage parts. Place your mouse over the image below and the drive sprocket, rubber track, front idler, bottom track rollers and rear idler will pop up with the correct term and link for you to learn more. Don't hesitate to call with any questions you have. The picture below is from the Caterpillar® 299C series machine. These parts fit on the 279C and 289C as well but some require only four bottom rollers.
Free shipping from one of our seven warehouses.*
* Restrictions apply. See details at checkout.