Powerflex PowerFlex Rear Sway Bar Bushings - 14mm - F22, F30 , F32 PFR5-1913-14

PowerFlex Rear Sway Bar Bushings - 14mm - F22, F30 , F32

Chassis predictability and instantaneous transient response are non-negotiable. Factory rubber anti-roll bar bushings are engineered for compliance, introducing dynamic deflection, delayed roll resistance, and variable geometry under high cornering loads.
Powerflex Powerflex
T#: 54352778 | Part#: PFR5-1913-14
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Powerflex PowerFlex Rear Sway Bar Bushings - 14mm - F22, F30 , F32 PFR5-1913-14
PowerFlex Rear Sway Bar Bushings - 14mm - F22, F30 , F32
$57.99

In high-performance track environments and competitive motorsport, suspension geometry under load dictates your lap times. The factory rubber rear sway bar bushings on the BMW F2X and F3X platforms are a primary point of failure for chassis precision. Under high lateral G forces, OEM rubber deflects significantly, delaying sway bar activation, causing unpredictable mid-corner weight transfer, and compromising rear-axle slip angle control.

The Powerflex Polyurethane Bushing is engineered to eliminate this compliance. By upgrading the rear sway bar pivot points to an advanced, high-durometer polyurethane compound, this component ensures immediate stabilization energy transfer across the rear axle. The result is a highly predictable chassis breakaway characteristic, sharper turn-in, and vastly improved throttle-steering precision out of the apex.

Technical Performance Attributes

  • Elimination of Dynamic Deflection: Engineered to withstand immense torsional loads without flattening, ensuring the rear 14mm anti-roll bar works at 100% mechanical efficiency.

  • Preserved Suspension Geometry: Maintains precise roll-center and sway bar positioning under severe cornering loads, delivering a consistent contact patch across both rear tires.

  • Advanced Material Science: Formulated from proprietary polyurethane that offers superior resistance to environmental degradation, track heat, friction, and chemical exposure compared to vulnerable OEM rubber.

  • Low-Friction Internal Knurling: Features internal material relief grooving designed to retain specialty high-pressure grease, reducing binding and ensuring smooth rotational articulation throughout the suspension stroke.

Fitment Note: We recommend measuring your rear factory or aftermarket sway bar to determine which size of bushings are required for your vehicle. Sway bar sizes can differ depending on factory suspension packages and aftermarket sway bar brands.

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Cross Reference
  • 33556853475

Product Q&A

Lifetime Replacement

This product is not eligible for Lifetime Replacement
MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW F22 M240i B58 3.0L Use vehicle selector to confirm fitment
BMW F22 M240i xDrive B58 3.0L Use vehicle selector to confirm fitment
BMW F32 428i N20 2.0L Use vehicle selector to confirm fitment
BMW F32 430i B46 2.0L Use vehicle selector to confirm fitment
BMW F32 440i B58 3.0L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.