'89 Mack RD690S Module Truck w/ 5,675hrs Mileage: 177,186 Horsepower: 300 Engine: 672-c.i. Mack EM6-300L 6-cyl Turbo Diesel Transmission: 5 + 4 TRL 1078 Manual Rear Tires: 11R22.5 Bud Steel Front Tires: 11R22.5 Bud Aluminum Suspension: Mack Walking Beam - 38,000-lb Rear; 12,000-lb Front Cab to Axle: 232” Wheelbase: 315” Cab: A/C, Air Seat Bed: Reynolds (MTS) Model S/N: 88132 - Steel/Silver, Open Top Length: 37’ Width: 108” Height: 14’ Top of Box Floor Type: Walking 12-Chain Bed Feature: Dual Fuel Tanks Cotton Module Builder