RT - With 34 Inch Hanger Spacing
Tandem Two Spring Suspensions
- **RT and RT2 Series Suspensions**
- RT-340, RT-380, RT-400, RT-440, RT-460, RT-480, and RT-520
- RT2-340, RT2-400, RT2-460, RT2-480, and RT2-520
- RT-343, RT403, RT463, RT503, and RT523
Use hanger spacing (Dimension "J") to assist in spring identification.
Vehicles with 34" Hanger Spacing:
- **All makes except Ford and Navistar**
- To 1974
- **Ford**
- To 1982
- **Navistar:** Cargostar, Loadstar, Fleetstar, Transtar, M-Series, 5370, and 5870
- All
- Paystar (5000-Series)
- To 1993
Note that some springs were used exclusively by Navistar; refer to remarks for details.