Direct replacement: fits and performs like the equipment on vehicles. fit - precision-engineered to match the design and dimensions of components. Durable construction: manufactured to standards using sturdy, safe materials. Rigorously tested: thorough control measures . Made from premium polyurethane foam, Huge improvement once installed. These were so easy to install. Just put one side of it in then use cosed end small wrench to the rest into the tabs. Spray on bump stop to help squeeze into place. Easy Installation:Just up your , pull out the old crusty jounce and slap these right in rear axle . Attachment : Pressed Diameter: 3.07 in Item : Standard Replacement Fitment: Fits for 2006-2010 H3 Fits for 2009-2010 H3T Colour: yellow Material: polyurethane foam Package Contents: 2 * Trear axle Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.