This Shock Set provides a pair of assembled shock absorbers filled with high-quality silicone shock oil for fast and efficient shock replacement on your vehicle. High-quality anodized aluminum shock bodies, shock caps, shock seal caps and preload adjusters. Strong 4mm stainless steel shock shafts for long-lasting durability. Tough composite shock rod ends and spring retainers. Supplied assembled. Ready to bolt on to your vehicle. Shock boots included for shock shaft protection. EXB emulsion shock caps for plush damping. Length: 107mm (center to center). Internal Bore Diameter: 16mm. Included Shock Oil: 550cSt Silicone Shock Oil. Piston: 1.2mm x 8 hole pistons. 2 x Assembled Shock Absorbers