Specifications include, but are not limited to: Wheelbase: 180” Usable Cab to Trunion. Minimum 60” after frame/overhang (Measured from center trunnion to end of frame) 73,000 lb. GVW Axles: 46,000 lb Meritor rear tandem drive with locking power divider Front and rear wheel differential lock with dash mounted switches Differential gear ratio 4.30 Drive axles filled with synthetic axle lubricant and be equipped with lube pump Dana Spicer Steer axle 22,000 lb. SBA Two (2) dealer installed and bolted(not riveted) Link 13K capacity steerable pusher axles w/11R22.5 16 ply tires mounted onto HD non-polished aluminum wheels, with air disc (Bendix preferred) brakes, integral tanks and controls Center of rear axle pusher to center of front drive axle measurement 48” Center of front pusher axle to center of front drive axle measurement 96” Locate pusher gauges, regulators, etc. on frame rail behind cab for body builder to relocate