Your chassis will be designed for the class of competition that you choose, whether it's Super Gas, Super Comp, Competition Eliminator, Pro Stock or Pro Modified. Jerry Bickel Race Cars, Inc. 141 Raceway Park Drive. Moscow Mills, MO 63362. Phone: (636) 356-4727. Shop Rear Torque Box & Frame Rails for your classic 1965-1973 Mustang at NPDLink.com! Free shipping over $300, fast delivery & everyday low pricing! ... 1967 Front Suspension; 1968-1969 Front Suspension; 1970 Front Suspension; ... 1965-1973 Mustang Rear Torque Box & Frame Rails . FRAME RAIL, REAR SECTION, LH, IMPORTED, PRIMED #103-1ALH. 1965.