Hotchkis Sport Suspension 22826R Rear Sport Sway Bar for the 01-06 BMW M3. This Lightweight 1 in. (25mm) Tubular Rear Bar has two settings to make it +79% or +105% stiffer than a stock and includes Rear End Links. Our M3 sport sway bar package increases rear roll stiffness giving the car crisp quick turn-in response and balanced handling. As delivered the M3 handling characteristics are excessive understeer and limited roll control. Hotchkis sway bars give the driver the ability to rotate the car on corner entry and steer with the throttle when necessary. The dreaded understeer is eliminated and the handling becomes comfortably neutral. Hotchkis sway bars feature a durable powder coat finish greaseable bushings performance rear end links and 6 different tuning rates via multiple end link positioning. 2001-2006 BMW M3 Rear Sport Sway Bar by Hotchkis Sport Suspension. Lightweight 1 in. (25mm) Tubular Rear Bar 2 Position Adjustable rate increase vs. Stock +79% or +105%. Includes Rear End Links. 2001-2006 BMW E46 M3