SHOCK SET BORE:11mm, LENGTH: 109mm PISTON: 2x1.3mm OIL: 500cstThis assembled Shock Set provides ideal replacement parts for your kit supplied items. Includes 2 x Assembled Shock Absorbers 2 x 15mm Shock Preload Spacers 2 x 7mm Shock Preload Spacers 2 x 5mm Shock Preload Spacers 2 x 3mm Shock Preload Spacers Features High quality materials Pre filled with 500cSt silicone shock oil Ready to bolt on to your vehicle Clip on spring preload adjusters included for fine tuning of vehicle ride height