Check the listing for details. Street Edge 99-06 Chevy Silverado GMC Sierra Shock Extenders - PAIR. Condition: New. Listed at 50.00 USD. Street Edge Shock Extensions Street Edge shock extensions are designed to relocate the connecting point of the lower shock mount. On aggressively lowered vehicles, this aids in correcting shock angle and increasing travel. Made of stamped heavy gauge P&O steel, then powdercoated for a quality finish and durability. Grade 8 hardware is included in each kit. Shock angle is paramount for proper shock function. Shock extensions and relocators offer an effective solution to correct this problem. Available for most applications. Fits: 99-06 Chevrolet Silverado/Sierra 1500 All Cabs RearStreet Edge Shock Extensions Street Edge shock extensions are designed to relocate the connecting point of the lower shock mount. On aggressively lowered vehicles, this aids in correcting shock angle and increasing travel. Made of stamped heavy gauge P&O steel, then powdercoated for a quality finish and durability. Grade 8 hardware is included in each kit. Shock angle is paramount for proper shock function. Shock extensions and relocators offer an effective solution to correct this problem. Available for most applications. Fits: 99-06 Chevrolet Silverado/Sierra 1500 All Cabs Rear