SUSPENSION, FRONT, SPRING Parabolic Taper Leaf, Shackle Type, 12,000-lb Capacity, with Shock Absorbers / SUSPENSION, REAR, SINGLE 23,500-lb Capacity, Vari-Rate Springs, with 4500-lb Capacity Auxiliary Rubber Springs
WHEELS, FRONT {Accuride 29169} DISC; 22.5×8.25 Flanged with .472″ Thick Increased Capacity Disc and Steel Hubs. WHEELS, REAR {Maxion 10049} DUAL DISC; 22.5×8.25 Rims, with .490″ Thick Increased Capacity Disc and Steel Hubs
AXLE, FRONT NON-DRIVING {Meritor MFS-12-143A} Wide Track, I-Beam Type, 12,000-lb Capacity
AXLE, REAR, SINGLE {Meritor MS-21-14X-3DCL} Single Reduction, 21,000-lb Capacity, Driver Controlled Locking Differential, 190 Wheel Ends