Cargo; Cab Over Engine (COE) - Rear Single Axle - Main Springs
SC7000 and SC8000 (1998-2007)
Acterra (Conventional) - Rear Single Axle - Main Springs
For models with heavy duty single axle suspensions - See heavy duty listings
Heavy duty suspension springs are 60 1/2 inch long, .702 steel, no hooks or radius leaf
For models with air suspension - See heavy duty listings
5500, 6500, 7500 and 8500 (2000-02)
Main springs