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Home >> GMC >> 1986 >> Forward Control 4.8 T, Standard >> Repair and Diagnosis >> Suspension >> Front Suspension >> Suspension - Front (2WD) - Except Astro, Safari & "S" Series >> Description

Suspension - Front (2WD) - Except Astro, Safari & "S" Series: Description

Independent front suspension consists of upper and lower control arms with steering knuckle mounted in between by ball joints. Control arms mount on inner pivot shafts by either rubber or threaded steel bushings. Coil springs are mounted between lower control arm and a formed seat in suspension crossmember. Some models have front suspension equipped with urethane air cylinders inside the coil springs.

Hydraulic or gas-charged shock absorbers fit between lower control arm and frame. A stabilizer bar is mounted to frame side rails and is connected to lower control arms by links.