2020 MACK, PINNACLE 64T, Heavy Duty Trucks - Day Cab Trucks, MACK MP8, AMT, 2020 Mack P164T day cab tractor . Holds an MP8 engine with 505 horse power. Has an M-Drive automated 12 speed transmission. Front axle holds 13,200 pounds and rear axle holds 40,000 pounds. Rear ratio is 3.25 and a wheelbase of 202. Has an air ride suspension with a single tandem axle., 505 Horse Power, Air Ride Suspension, Aluminum Wheels, 202 Wheel Base, , Axle, 3.25 Ratio, , VIN