for 1999-2006 Chevrolet Silverado 1500 or GMC Sierra 1500 2WD with this premium Front Shock Lower Bolt Kit. Specifically engineered for 2WD models with bar pin style shocks, this kit includes four Class 10.9 hardened flange head bolts, providing a complete solution for both driver and passenger side front shock lower mounting. Each bolt is Dacromet coated to resist corrosion, ensuring durability in harsh conditions. Designed as a direct replacement for OEM bolts, this kit matches the original threads in the control arms, allowing for a hassle-free installation with no modifications required. Compatible with all engine types, trim options, cab sizes, bed lengths, and transmission types, this kit is the perfect choice for maintaining your vehicle's suspension integrity. Note: This kit is for 2WD vehicles only and does not fit 4x4 models.