NEW BILSTEIN FRONT & REAR SHOCKS FOR 99-07 CHEVY SILVERADO 1500 4WD & GMC SIERRA 1500 4WD WITH A 0" TO 2.5" LIFT INCLUDING HT SL SLE SLT SHOCK ABSORBERS 1999 2000 2001 2002 2003 2004 2005 2006 2007 Brand New Set of Bilstein 5100 Series Monotube Shock Absorbers, 2 Fronts and 2 Rear Includes: | * 2 - Bilstein # 24-186643 Front Shocks, 46mm | * 2 - Bilstein # 24-186742 Rear Shocks, 46mm Bilstein 5100 Series Shock Absorbers are high gas pressure monotube shocks designed specifically for lifted pickups, SUVs and Jeeps | * The shocks feature a 46mm digressive piston with self-adjusting deflective disc valving | * They offer super damping ability that makes them ideal for heavy hauling or occasional off-road use, while maintaining an exceptional street ride Specs: | * Front: | * Collapsed Length: 12.54" (318.50mm) | * Extended Length: 16.30" (414.00mm) | * Rear: | * Collapsed Length: 16.14" (409.96mm) | * Extended Length: 26.15" (664.21mm) Fits: | * Chevy: | * Silverado 1500 4WD: | * 1999-2007 | * With 0" to 2.5" of Lift in the Front | * With 0" to 1.5" of Lift in the Rear | * Including Base, Classic, Hybrid, LS, LT, WT, and Z71 | * Excluding Quadrasteer | * Excluding ZX3 Electronic Suspension | * GMC: | * Sierra 1500 4WD: | * 1999-2007 | * With 0" to 2.5" of Lift in the Front | * With 0" to 1.5" of Lift in the Rear | * Including Classic, HT, SL, SLE, SLT, Hybrid, and WT | * Excluding Quadrasteer | * Excluding ZX3 Electronic Suspension | * Bilstein's old part numbers on these shocks were F4-BE5-C153-H0 on the Fronts and F4-BE5-D147-H0 on the Rears