C4500/C5500 Medium Duty Trucks
Search C4500 and C5500 Models
- Available engines: Vortec 8.1L V8 (325 HP and 450 lb.-ft. of torque) or Duramax 6.6L V8 Turbo Diesel with two versions: 300 HP and 520 lb.-ft. of torque or 330 HP and 620 lb.-ft. of torque
- Standard Allison 1000 HS 6-speed automatic transmission with Gen IV controls. (Other Allison vocational transmissions also available)
- Available with Regular Cab, Crew Cab, or Cutaway Chassis Cab
C6500/C7500/C8500 Medium Duty Trucks
Search C6500, C7500, and C8500 Models
- Available engines: Vortec 8.1L MD V8 (295 HP and 440 lb.-ft. of torque), Isuzu 6H 7.8L Turbo Diesel (215–300 HP and 560–860 lb.-ft. of torque), or Caterpillar C7 7.2L Turbo Diesel (210–250 HP and 520–800 lb.-ft. of torque)
- Allison 2000 and 3000 Series automatic transmissions with a range of vocational models available, or Eaton-Fuller manual transmissions
- Available with Regular Cab, Crew Cab, or Cutaway Chassis Cab