What is the main benefit of this rear sway bar?

This rear sway bar increases roll stiffness, which makes your car corner flatter and inspires more confidence. It's designed to improve handling without upsetting the vehicle's balance or traction control systems.

What materials are used in this sway bar kit?

The sway bar itself is made of lightweight tubular steel. The included bushing brackets are CNC machined from 6061-T6 aluminum and anodized black. The kit also includes polyurethane bushings.

Does this sway bar require special tools for installation?

While specific tool requirements are not detailed, this sway bar is designed as a direct fit. It's recommended to consult the manufacturer's installation instructions for any specific tool needs or procedures.

aFe Control Rear Sway Bar 14-15 BMW M3/M4 (F80/82/83)

1 / 3

aFe

Specifications

Brand: aFe
Part #: 440-503001RN
UPC: 802959001110

aFe

aFe Control Rear Sway Bar 14-15 BMW M3/M4 (F80/82/83)

Name: aFe Control Rear Sway Bar 14-15 BMW M3/M4 (F80/82/83)
Brand: aFe
Price: 456.58 USD
Availability: InStock

$456.58

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

This aFe Control rear sway bar improves cornering flatness and vehicle balance. It's a lightweight tubular design with direct-fit polyurethane bushings.

Key Features

Lightweight tubular construction — reduces unsprung weight for better suspension response.
29mm rear bar — provides increased roll stiffness for flatter cornering.
CNC machined, TIG welded bar ends — ensures a precise fit.
Includes CNC machined 6061-T6 sway bushing brackets — anodized black for corrosion resistance.
Direct fit polyurethane bushings — reduces unwanted flex and vibration.
Powder-coated tangerine orange finish — offers durability and a unique look.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Fits these vehicles

BMW M2 2016-2021
BMW M3 2015-2018
BMW M4 2015-2020

Product Details

Anyone can make a stiff sway bar, at aFe Control we provide you the perfect balance of increased roll stiffness without upsetting the vehicles balance and traction control systems. Designed specifically with lightweight material this swaybar will transform the handling of your car and inspire confidence behind the wheel. Cornering will be flatter and neutral in any corner. Perfectly balanced, the 29mm rear bar are lightweight tubular construction and feature CNC machined, TIG welded bar ends for a perfect fit. The kit includes CNC machined 6061-T6 sway bushing brackets that are anodized black and a direct fit for the included polyurethane bushings. For years of durability and great looks, the rear sway bar is powder-coated a special 2 stage tangerine orange and is a direct fit. Perfectly balanced, aFe Control rear sway bars will have your car handling just as good at the track as it will around town.