• SuperPro Rear Control Arm Upper-Inner & Outer Bushing Kit - Front Arm (Motorsport) | Multiple Fitments (SPF3955-90K)
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SuperPro Rear Control Arm Upper-Inner & Outer Bushings | BMW Motorsport (SPF3955-90K)

SuperPro Rear Control Arm Upper-Inner & Outer Bushings | BMW Motorsport (SPF3955-90K)

SPF3955-90K

In stock

$104.79 USD
$130.99 USD $104.79 USD
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The SuperPro SPF3955-90K Rear Control Arm Upper-Inner & Outer Bushings are high-performance replacement components designed for BMW vehicles. These bushings connect the steering knuckle and wheel assembly to the control arms, playing a crucial role in maintaining proper suspension geometry and steering response. Crafted by SuperPro, these bushings are engineered to enhance handling, stability, and durability by providing precise movement and reducing unwanted flex. Made from advanced polyurethane materials, they offer improved resistance to wear, temperature, and environmental factors compared to standard OE rubber bushings. Their design ensures consistent performance, contributing to a more responsive and controlled driving experience, especially under demanding conditions or spirited driving. These bushings are compatible with various BMW models, particularly those requiring rear upper control arm bushings with inner and outer positions. They are suitable for vehicles used on the street, track, or for performance upgrades, providing a direct replacement for worn or degraded OE components. Installation involves replacing the existing bushings with these durable polyurethane units, typically requiring standard suspension tools. The kit includes the necessary bushings for both inner and outer positions, ensuring a comprehensive upgrade. These bushings are ideal for enthusiasts seeking to improve suspension responsiveness and longevity on BMW chassis, offering a reliable solution for maintaining optimal control and handling performance over time.

Overview

Superpro Rear Control Arm Upper-Inner & Outer Bushings

Part #: SPF3955-90K

Overview

The SuperPro Rear Control Arm Upper-Inner & Outer Bushings are high-quality replacement components designed to restore and enhance the handling and stability of your vehicle's rear suspension. Crafted for enthusiasts and professionals alike, these bushings help maintain precise control and improve ride comfort by effectively isolating vibrations and reducing unwanted movement in the rear control arms. Made from durable, performance-oriented materials, they are engineered to withstand the rigors of daily driving and spirited driving alike, ensuring long-lasting performance and reliability. These bushings are ideal for those looking to upgrade their vehicle’s suspension system, restore factory feel after wear, or improve handling response. Whether you're restoring a classic or optimizing a modern performance car, these bushings support a more responsive and predictable driving experience, contributing to better cornering, stability, and overall suspension performance.

Key Features

SuperPro's Rear Control Arm Bushings are designed with precision and durability in mind. Constructed from high-performance polyurethane, they offer a significant upgrade over standard rubber bushings by providing improved stiffness and longevity. The design ensures a snug fit and easy installation, helping to restore factory alignment and handling characteristics. These bushings are engineered to reduce deflection and maintain proper suspension geometry under load, supporting confident driving dynamics. Their resistance to oil, dirt, and weathering ensures consistent performance in various driving conditions.
  • Made from durable polyurethane for enhanced longevity
  • Designed to reduce suspension deflection and improve handling response
  • Resistant to oil, dirt, and weathering for reliable performance
  • Engineered for a precise fit and easy installation
  • Restores factory suspension geometry and feel
  • Supports improved cornering stability and ride quality

Construction & Design

These bushings feature a robust polyurethane construction, which offers a stiffer, more responsive alternative to OE rubber components. The design incorporates a precise molding process to ensure consistent quality and fitment, helping to maintain optimal suspension alignment and performance over time.

Driving Feel & Feedback

By replacing worn or degraded factory bushings, these components help deliver a more direct and predictable steering response. They reduce unwanted suspension movement, resulting in improved handling, sharper turn-in, and enhanced driver feedback, especially during spirited driving or aggressive cornering.

Installation & Fitment

Installation requires basic suspension tools and should be performed by qualified technicians or experienced enthusiasts. Proper fitment should be verified against the vehicle’s specific model and year, as compatibility may vary.

What’s Included

The package includes upper and outer control arm bushings, designed to replace the original factory components and restore optimal suspension function. Hardware and additional mounting components are not included and should be reused or replaced as needed.

Ideal For

This product is perfect for automotive enthusiasts, restoration projects, or anyone seeking to improve rear suspension response and durability. It’s suitable for those upgrading their vehicle’s handling characteristics or replacing worn-out bushings to restore factory performance.
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