BMW 1 Series (E81, 2007–2012). A compact, rear-drive BMW with real chassis potential. Fit your E81 with handbuilt JRZ coilovers, custom-valved and offered with adjustment up to 3-way double-adjustable for road, track, and race setups. As the official U.S. JRZ distributor, we help you spec the right kit and valving, with expert setup support and fast shipping.