2025 MACK, MD7, Heavy Duty Trucks - Cab & Chassis Trucks, CUMMINS ISB6.7, Automatic, CARB + EPA New 2025 Mack Medium Duty MD7: Cummins ISB6.7, 300 HP, Allison 3000 RDS 6 Spd, 12K/21K, 270" WB, Air Ride Suspension, Suspension Levelling Air Dump, Battery Disconnect Switch, Engine Block Heater, 90 Gallon Driver Side Fuel Tank, Back-Up Alarm, Fixed Passengers Bench Seat, Bright Finish Front Bumper, Heated And Motorized Mirrors Both Sides, Bridgestone Tires., 300 Horse Power, Air Ride Suspension, Wheels, 270 Wheel Base, , Axle, 5.57 Ratio, , VIN