Tensioner - Belt

Part# 275-6558 OLD# 2756558

Belt Tensioner

Ships within 72 hours
The product isn't available for international shipping

Cat® Belt Tensioner

- Big Rig World carries Genuine OEM and Aftermarket parts to repair your vehicle at the lowest prices.

Cat belt tensioners are designed to prevent belt slippage by applying the required amount of tension on the engine belt during engine operation. Cat belt tensioners are tested for your rugged work environment.

Mounts using metric hardware

Cat belt tensioners are used in alternator mounting assemblies on Cat engines. Consult your owner's manual or contact your local Cat Dealer for more information.


  • Overall Height (in): 2.8
  • Overall Length (in): 7.2
  • Overall Width (in): 3.75

 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
More Information
Current Part# 275-6558
Old Part No.: 2756558
Manufacturer CAT
Stock Available
Hot Deals No
Fits CAT
Type OEM
Warranty Standard Manufactures

Note: Cat® parts shipped within the United States only.

Need Help?

Visit our Help Center, Chat or Call us

ProFor Business

Have a shop?

Join and get privileged benefits.

Can’t find the parts you need? Call us!

We carry thousands of OEM and aftermarket parts and have professionals ready to help you.

Need larger quantities for your fleet or shop?

Contact us or Request a Quote to speak to an account rep about PRO Business benefits.

Big Rig World is a retailer of new heavy duty truck parts. We supply OEM and aftermarket parts from name brands, including Paccar, Kenworth, Peterbilt, CAT, Cummins, Freightliner, Mack, Volvo, Fleet Engineers, and many others. We ship parts to the United States, Canada, Mexico, Russia and several other countries. Big Rig World also sells to wholesale customers including parts stores, dealerships, service shops, and fleets where customers get wholesale pricing, shipping specials, and other perks. Our team is multi-lingual with a deep knowledge of truck parts and can help you get the part you need to the place you need it!