Shop 1994 Buick Century Coil Spring (Front). AWD, w/sport susp. STS, STS-V; 3.6L; Left; Code 6ZR. STS Suspension, AWD, Code - OEM Buick Part # 25810849

Coil Spring. Shield. Spring -.
Code-6DB,7DB. Code-6NC,7NC. Coil Spring. Soft Ride Suspension.

Coil Spring

Fits SRX, STS

AWD, w/sport susp. STS, STS-V; 3.6L; Left; Code 6ZR. STS, STS-V; 3.6L; Right; Code 7ZR. STS, W/AWD. STS, W/O AWD, 3.6 liter.
Suspension Coil Spring - Repair or Replace
Your coil springs are not especially prone to failure, but if they have been cut, clamped, or heated to have the vehicle lowered, your might benefit from replacing the strut springs. Excessive rust can make the springs more prone to failure. Contact your local service department to have your suspension system evaluated.