IV 2025/2026 2500HD 4WD Double Cab 149" Work Truck CK20753 Model or Equal Quantity 8 IV 2025/2026 2500HD 4WD Regular Cab 142" Work Truck CK20903 Model or Equal Quantity 4 Ill 2025/2026 1500 4WD Double Cab 147" Work Truck IV V CK10753 Model or Equal Quantity 2 IV 2025/2026 2500HD 4WD Regular Cab 142" Work Truck Serviced Bodied Truck CK20903 Model or Equal Quantity 3. V 2025/2026 3500HD 4WD Regular Cab 142" Work Truck Dual Rear Wheels Truck CK30903 Model or Equal Quantity 1. MECHANICAL Durabed, pickup bed Engine - 6.6L VS w/ Direct Injection and Variable Valve Timing, gasoline, (401 hp@5200 rpm, 464 lb.-ft of torque @ 4000 rpm (STD) Transmission, Allison 10-speed automatic Rear axle, 3.73 ratio (Requires (LST) 6.6L VS gas engine. GVWR, 10,350 lbs. (4695 kg) (STD) {Included and only available with CK20753 and (LST) 6.6L VS gas engine Push Button Start Air filter, heavy-duty Air filtration monitoring