Crankshaft 25% Reduction Pulley, Serpentine, 7-Groove, Steel Billet, Dodge, Pickup, Durango, Dakota, Ram and Jeep 3.9/5.2/5.9L

Increases horsepower by reducing accessory drag. 12 h.p. at rear wheels typical. Eliminates belt throwing. Designed for normal street driving.

You may also choose an optional 7-rib serpintine belt for use on the Dodge vehicles with the following set-ups.

1. Factory AC: this belt is for use with the under drive pulley and factory AC unit with the Dodge Dakota, Durango, and Ram

2. Bypassing Factory AC Pump: this belt is for use with the under drive pulley bypassing the factory AC pump with the Dodge Dakota, Durango, and Ram.

3. Factory AC Delete Bracket: this belt is for use with the factory AC delete bracket that didn’t come with AC from the factory with the Dodge Dakota, Durango, and Ram.