Conventional System (1 Return Tube on Reservoir),
Hydroboost System (2 Return Tubes on Reservoir)
Hydroboost System (2 Return Tubes on Reservoir),
w/o Reservoir
w/ Fat Boy 67W Front Axle
Base, XL, XLT, Lariat
Cab & Chassis, F-53 Motorhome Chassis From 6/15/98, F-450 Super Duty From 6/15/98, F-550 Super Duty From 6/15/98, Forward Mount & Rear Mount, Under 23000 GVW
