Specifications include, but are not limited to: A. FRAME All bolted construction with grade 8 flanged head bolts and nuts or equivalent. The main frame shall be a continuous section from the front of the bus to aft of the rear axle. Dimensions shall not be less than 10” x 3” x ¼” with a minimum of 50,000 PSI yield strength. Frame rails shall not be notched, tapered, or cut out for clearance of engine, engine accessories, or step-well installation, except as provided or accepted by the chassis manufacturer. B. FRONT AXLE 1. Front axle assembly shall have a minimum capacity of 13,200 pounds. 2. Front spring assembly shall have a minimum capacity 13,200 pounds. 3. Heavy duty direct acting double action shocks. 4. Parabolic tapered leaf springs. 5. Oil filled hubs with sight glass caps. C. REAR AXLE 1. Rear axle shall be of a full-floating heavy-duty type with a minimum gross rating capacity of 23,000 pounds (Combination of front and rear axles shall meet a minimum of 36,200 GVWR). 2. Rear axle shall be equipped with a NO-SPIN differential. Electronic/air traction control (ABS) in lieu of the NO-SPIN differential is acceptable, as long as the traction control is fully automatic. Driver interphase is not required. 3. Rear axle to have AIR RIDE type suspension with heavy-duty shocks. 4. Axle ratio to be stated on bid form. 5. Maximum vehicle speed to be set at 65 MPH at governed RPM. 6. Rear end to be delivered with full synthetic rear end fluid