Knuckle Assembly - Steering.
A Knuckle used on a Steering axle that has no additional components attached.
Steering Knuckle
2WD, 1 TON. 2WD, 1/2 TON, w/hvy duty brakes, w/o quadrasteer. 2WD, 2500. 2WD, 3/4 & 1 TON. 2WD, 3/4 TON. 2WD, W/COIL SPRINGS, 2500 SERIES. 2WD, W/TORSION BAR, 2500 SERIES. 4WD, 1 TON. 4WD, 1/2 TON, w/hvy duty brakes. 4WD, 2500. 4WD, 2500 SERIES. 4WD, 3/4 & 1 TON. 4WD, 3/4 TON. All Models; 1 Ton; Left. All Models; 1/2 Ton; Left; w/Crew Cab; w/9,900 GVWR. All Models; 1/2 Ton; Left; w/Hydro Boost Sys. All Models; 3/4 Ton; Left. SEDAN, 2WD, 3/4 TON. SEDAN, 4WD, 3/4 TON. Silverado, Sierra; 2500 Series; Left. Silverado, Sierra; 3500 Series; 2WD; Left. Silverado, Sierra; 3500 Series; 4WD; Left. Yukon XL, Suburban; Left.
Steering Knuckle - Repair or Replace
The steering knuckle in your 2015 GMC Sierra 2500 HD may need to be replaced if it has become damaged or rusty, which will usually be determined during a related repair.