Optimize your truck’s performance with the Kustom Truck Replacement Belt Set, designed specifically for Kenworth W900L or Peterbilt 388/389 trucks equipped with a Caterpillar C15 or 3406E engine featuring a 12/6 groove serpentine belt configuration. Available in two variations—Top Mount or Side Mount A/C mounting bracket for a pad mount style compressor—this kit ensures compatibility with your specific setup. Each kit includes a 12-rib main drive belt and a 6-rib accessory belt, engineered for a 15.75" fan mounting height (center of crank to center of fan hub), delivering precise fitment and reliable operation. Ideal for mechanics and fleet owners performing maintenance or upgrades, this belt set offers durable construction to withstand heavy-duty applications. Note: Belt lengths are configured specifically for a 15.75" fan mounting height. Specify Top Mount or Side Mount when ordering and confirm compatibility with your setup by contacting Kustom Truck for fitment verification. Perfect for maintaining optimal engine accessory performance, this belt set delivers consistent and dependable performance.
Kit Includes:
- (1) 12 Rib Main Drive Belt
- (1) 6 Rib Accessory Belt
Key Features:
- Replacement belt set for Kenworth W900L or Peterbilt 388/389 with Cat C15/3406E engine
- Available for Top Mount or Side Mount pad style A/C bracket with 12/6 groove serpentine configuration
- Configured for 15.75" fan mounting height (center of crank to center of fan hub)
- Durable construction for heavy-duty applications
- Ideal for engine maintenance or upgrades
- Note: Specify Top or Side Mount; confirm fitment with Kustom Truck for fan height and configuration
- Engineered for precise fitment and reliable performance
Enhance your truck’s accessory drive system with Kustom Truck Parts’ Replacement Belt Set, crafted for durability and precision.
