1999-2006 Chevy/1500 NX2 Nitro 2" Front Shock S1/Ubrkt (BDS85602)Features Vehicle specific valving for better control Pressurized nitrogen charged twin tube design 10 stage velocity sensitive valving Dual welded ends for increased strength Uses a large 1 3 8 inch fluon banded piston and self lubricating seals 14mm hardened chrome shaft for resistance to rock chips and corrosion Includes polyurethane bushings and metal sleeves Compatible with 4 to 6 inch lift kits Finished in durable metallic silver paint with NX2