- Superior quality from Classic Suspension
- Exact duplicate of the original shackle thru-bolt & nut
- Heat-treated, high-grade steel
- OE Quality with correct appearance
- Replaces original GM Part # 272876 & 3973020
- Four required per car
WARNING! There are shackles available on the market which do not have heat-treated and hardened bolts. These can bend or break causing serious damage to your vehicle.