Radius Arm: Service and Repair

EXC. 4 WHEEL DRIVE MODELS
1. Remove coil spring as described under ``Coil Spring, Replace''.
2. Remove spring lower seat from radius arm.
3. Remove radius arm and stabilizer bracket (if equipped) attaching nut and bolt from axle.
4. On all except 1983---87 E-100---350 models, remove nut, rear washer, insulator and spacer from rear side of radius arm rear bracket.
5. On 1980 models, disconnect tie rod end.
6. On all models, remove radius arm from vehicle.
7. Reverse procedure to install.