SUSPENSION, FRONT, SPRING Parabolic Taper Leaf, Shackle Type, 14,000-lb Capacity, with Shock Absorbers / SUSPENSION, REAR, AIR, TANDEM {International} Ride Optimized Suspension (IROS) Heavy Duty, 40,000-lb Capacity, 52″ Axle Spacing, 9.25″ Ride Height, Includes Heavy Duty Spring Hangers, Crossmembers and Fasteners, with Shock Absorbers
WHEELS, FRONT DISC; 22.5×12.25 Rims, Painted Steel, 5-Hand Hole, 10-Stud, 285.75mm BC, Hub-Piloted, Flanged Nut, with Steel Hubs, Offset 4.63″
AXLE, FRONT NON-DRIVING {Meritor MFS-13-143A} Wide Track, I-Beam Type, 13,200-lb Capacity
AXLE, REAR, TANDEM {Meritor MT-40-14X-3CFR} Single Reduction, Amboid Gearing in Rear-Rear Axle, 40,000-lb Capacity, .374″(9.5mm) Wall Housing Thickness, R Wheel Ends