Specifications include, but are not limited to: 5. WHEELS/TIRES: 5.1 Front: 315/80R x 22.5 J, 18 ply rating tubeless radial Goodyear G291. Or approved equal tread/Mfg design. 5.2 Rear: 12R x 22.5 H, 16 ply rating tubeless radial Goodyear G 622 MSD, or approved equal tread/Mfg design. 5.3 Wheels: 9.00 x 22.5 IPC, Front — 9.0 x 22.5 IPC, Rear, 10 hole hub piloted mounted disc wheels, ISO, 285MM bolt circle minimum. 6. PAINT: 6.1 Chassis shall be painted to manufacturer's specifications with epoxy primer and polyurethane over phosphate coated steel. 6.2 The chassis shall be finished in black. 6.3 The balance of the cab shall be finished with polyurethane base coat/clear coat, #31 Omaha Orange or approved equal within the limits established on the Color Tolerance Chart, PR #6, U.S. Department of Transportation, Federal Highway Administration, March 1971. 6.4 Wheels shall be painted white in color. 7. AXLES/DRIVELINE: 7.1 Front Axle: Heavy duty, 16,000 pounds minimum capacity with heavy duty hydraulic power steering with cooler and National front oil seals or equal. Pins and bearings/bushings shall be furnished with 360 degree oil grooves to insure adequate lubricant penetration. The front oil hubs need to be constructed from heavy-duty aluminum. 7.2 Rear Axle: Heavy duty, 23,000 minimum pounds capacity, with National or equal wet rear wheel seals. 7.3 Lube Oil: Synthetic gear oil. 7.4 Drive Line: Spicer, 1710 HD Drive Line or approved equal. 8. BRAKE SYSTEMS: 8.1 Anti-lock Brake Air System with a Bendix Series 550 13.2 CFM Air Compressor or approved equal. 8.2 Front Brake Size: 16.5" x 5" minimum Rear: 16.5" x 7", minimum 8.3 Parking Brake: Spring-actuated double-diaphragm on both axles. 8.4 Brake Dust Shields on all axles.
