Rubber tracks and wear parts are sold individually unless specified in the details. We offer free shipping across the USA when you order online and ship to a commercial address. *Some restrictions apply.
This sprocket is designed for earlier serial breaks, so if you have a newer model please verify your specs. This is the aftermarket replacement drive sprocket for the following Caterpillar mini excavator models:
We always suggest changing your sprockets and rubber tracks at the same time as these parts are designed to wear together. Maximize the lifespan of your undercarriage.
139-4304 Sprocket specifications:
This sprocket (139-4304) is guaranteed to fit:
Free shipping from one of our seven warehouses.*
* Restrictions apply. See details at checkout.