To 1999 - 54 Inch Axle Spacing
Tandem Two Spring Suspension
This suspension type uses TufTrac springs, which are only available as assemblies with center clamp hardware.
First Design:
The first design features a spring with a center hole and center bolt, and was used up to 1999. These springs and assemblies are no longer in production and are only cataloged for reference purposes.
Upgrade:
The first design springs and assemblies have been upgraded to second design spring assemblies. Note that upgrading in pairs is not required.
Note:
Vehicles produced in 1999 may have either the first or second design springs.
Axle Spacing:
This suspension type is designed for 54" axle spacing.