
Originally Posted by
xlcooplx
4060900 (serpentine)
040345 (a/c)
Thats the numbers I have for the belts..thats with UD pulley, a 145 amp alternator and OD alt pulley though. I'd say w/o the 145 amp alt, the belt should need to be 1" smaller.
tried the 90 inch its to big i put it on by hand without the tensioner....
09 CREWCAB LTZ SILVERADO, 6.2, SIX SPEED, CAI,