BMW E46 M3 / Z4 Rear Sway Bar Bushing - 22.5 Mm

Product Details

Engineered for drivers who demand modern, track-ready precision without compromising the classic aesthetic of their vehicle, the PowerFlex Heritage Collection delivers ultimate chassis control.

The is a high-performance rear sway bar bushing designed specifically for the BMW E46 M3 and Z4 M models equipped with a 22.5mm rear anti-roll bar. Molded in a distinct dark gray finish, the Heritage Collection provides all the performance benefits of standard polyurethane while blending seamlessly into the underside of a classic or concours-level build.

Performance Benefits:

• Sharper Roll Control: Eliminates the deflection and "slop" associated with aging OEM rubber bushings, ensuring immediate sway bar activation during high-speed cornering and transitional maneuvers.

• Enhanced Chassis Feedback: Improves rear-end predictability and tire contact patch consistency under heavy lateral loads.

• Heritage Aesthetic: Specifically engineered in a subtle dark gray to maintain a period-correct, factory-installed look for high-end restorations and understated street/track builds.

• Advanced Material Science: Proprietary polyurethane compound offers superior resistance to oil, grease, ozone, and road debris, drastically outlasting standard rubber.

Prop 65 Warning

Product Q&A

Lifetime Replacement

Fits These Cars