This belt tensioner fits Cummins 4B 3.9 and 6B 5.9 engines as part of the accessory drive belt system. It keeps the serpentine belt properly aligned and seated against the pulleys, helping prevent slipping or noise from a loose belt. Made by PAI, it is sold individually as a direct-fit replacement for these Cummins applications.
Features
Belt tensioner for accessory drive belt system
Fits Cummins 4B 3.9 and 6B 5.9 engines
Cross-references Cummins OEM 3936197 and related numbers
Sold pack: 1 each
PAI part
Tech Specs
- Height: 12.001 in
- Width: 12.001 in
- Length: 1.02 in
- Sell pack: 1 EACH
