
Gates · New
Gates 04-08 Mack CV Series Mack AMI Diesel Fan Belt Drive Tensioner
MPN 38523 · Store SKU gat38523
Supplier stock checked 11/8/2026, 3:26:27 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
FleetRunner Heavy-Duty Automatic Belt Tensioners are the longest-lasting belt tensioners in the industry, engineered to exceed demanding OEM requirements. In laboratory tests under extreme peak-to-peak vibration and contamination tests, FleetRunner heavy-duty tensioners lasted up to 3X longer than competitive aftermarket tensioners. FleetRunner Heavy-Duty Automatic Belt Drive Tensioner
Manufacturer fitment & guides
- 2008-04 Mack, CV Series, Mack AMI Diesel, Tensioner Assy. - Fan
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.