2021 MACK, PINNACLE 64T, Heavy Duty Trucks - Day Cab Trucks, MACK MP8, AMT, LOW MILEAGE VACUUM TRUCK READY TO GO TO WORK. MACK MP8 ENGINE COUPLED WITH THE MACK M-DRIVE TRANSMISSION HD. THIS UNIT HAS A FRUITLAND TOP MOUNT VACUUM PUMP., 445 Horse Power, Air Ride Suspension, Wheels, 219 Wheel Base, , Axle, Ratio, , VIN 1M1PN4GY3MM007705