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
{Accuride} DUAL DISC; 22.5×8.25 Rims, Painted Steel, 5-Hand Hole, 10-Stud, 285.75mm BC, Hub-Piloted, Flanged Nut, with Aluminum Hubs
AXLE, FRONT NON-DRIVING {Meritor MFS-14-122A} I-Beam Type, 14,000-lb Capacity
AXLE, REAR, TANDEM {Meritor MT-40-14X-4CFR} Single Reduction, Amboid Gearing in Rear-Rear Axle, 40,000-lb Capacity, .433″(11mm) Wall Housing Thickness, R Wheel Ends