(6 Pack) Grade 8 Hardened Steel Leaf Spring Shackle Bolt Kit (9/16" × 4-1/2"), E-Coated Anti-Rust, Compatible with 1988-2002 Chevy Silverado/GMC C/K 1500/2500/3500, Sierra and Other Models

This SAE Grade 8 leaf spring and hook bolt kit is a complete, direct replacement solution for your vehicle’s suspension system. The kit includes (6) SAE Grade 8 bolts (9/16" × 4-1/2"), (12) high-strength flat washers, and (6) flange lock nuts, designed as a direct fit for 1988-2002 Chevy Silverado, GMC C/K 1500/2500/3500, Sierra and other compatible models. Crafted from high-strength quenched steel and finished with an electrophoretic coating, these bolts offer superior corrosion resistance to withstand harsh weather, road salt, and humid environments. Unlike standard Grade 5 bolts, our Grade 8 alloy steel delivers exceptional tensile strength, resisting bending or deformation even under heavy-duty towing, hauling, and off-road use. The included flange lock nuts feature a locking design to prevent loosening caused by road vibration, ensuring a secure hold at all times. Replacing worn or rusted factory bolts with this kit restores full function to your suspension, enhances vehicle stability, reduces suspension wear, and provides a smoother ride on all terrains.

• 1. Complete Hardware Set Included The kit includes (6) SAE Grade 8 bolts (9/16" x 4-1/2"), (12) high-strength flat washers, and (6) flange lock nuts. All necessary components are included for direct installation, no extra parts needed.
• 2. Direct Fit Compatibility Designed as a direct replacement for worn or rusted factory leaf spring and hanger bolts. Compatible with 1988-2002 Chevy Silverado, GMC C/K 1500/2500/3500, Sierra and other matching models, restoring proper function to the suspension system.
• 3. Premium Steel with Electrophoretic Coating Crafted from high-strength quenched steel with an electrophoretic finish for superior corrosion resistance. These bolts withstand harsh weather erosion, enhance vehicle stability, reduce suspension wear, and deliver a smoother ride even on challenging terrain.
• 4. Anti-Loose & Corrosion-Resistant Performance Effectively resists corrosion caused by humid environments, road salt, and harsh weather. The flange nuts feature a locking design to prevent loosening during prolonged use, ensuring a secure and reliable hold.
• 5. SAE Grade 8 Strength & Durability Unlike standard Grade 5 bolts, our kit is crafted from heat-treated Grade 8 alloy steel. It delivers exceptional tensile strength to withstand heavy-duty towing, hauling, and off-road vibrations without bending or deformation.