Millway Motorsport Rear Upper Control Arms for BMW E36, E46 & Z4 Including M Models

Unlock maximum rear suspension performance with the Millway Motorsport Rear Upper Control Arms for BMW E36, E46, E46 M3, Z4 and Z4M. Designed for serious track day enthusiasts, race teams, drift cars, and high-performance road builds, these premium rear control arms deliver increased suspension precision, improved geometry control, and superior rear-end stability.

Manufactured from billet 7075-T6 aluminium and fitted with motorsport-grade uniball bearings, these rear upper control arms eliminate the flex and compliance found in factory suspension components, providing sharper handling, improved feedback, and more predictable vehicle behaviour under load.

Vehicle Compatibility

Suitable for:

• BMW E36 3 Series
• BMW E36 M3
• BMW E46 3 Series
• BMW E46 M3
• BMW Z4 (E85/E86)
• BMW Z4M

Motorsport Uniball Suspension Technology

Unlike the factory rubber-bushed control arms, Millway Motorsport rear upper control arms utilise high-quality motorsport uniball bearings to eliminate unwanted suspension movement.

Benefits of Uniball Bearings

✔ Improved rear suspension precision
✔ Reduced suspension deflection under load
✔ Sharper turn-in response
✔ Enhanced rear-end stability
✔ Increased driver feedback
✔ Consistent alignment during aggressive driving

Perfect for drivers demanding maximum control on track, during drifting, or high-performance road driving.

Lightweight Billet 7075-T6 Aluminium Construction

Machined from premium 7075-T6 aerospace-grade billet aluminium, these control arms offer exceptional strength while minimising unsprung weight.

Key Advantages

• High strength-to-weight ratio
• Reduced suspension weight
• Improved suspension response
• Corrosion-resistant finish
• Motorsport-grade durability

Designed to withstand the demands of competitive motorsport and intensive track use.

Optimised for Coilover Suspension Setups

These rear upper control arms relocate the original rear spring position and are specifically designed for vehicles running a coilover rear suspension system.

Important Fitment Information

• Requires rear coilover suspension
• Not compatible with factory rear spring arrangements
• Intended for performance and motorsport applications

This design allows greater suspension freedom and improved geometry optimisation for lowered vehicles and race setups.

Integrated Sway Bar Drop Link Mounting

Each control arm includes mounting provisions for the supplied sway bar drop links, positioning them directly in line with the inner and outer suspension pivots for improved anti-roll bar efficiency.

Included Components

• Pair of Millway Motorsport Rear Upper Control Arms
• Motorsport Uniball Bearings
• Sway Bar Drop Links
• Installation Hardware

For optimum fitment, an anti-roll bar with mounting holes is required.

Sway Bar Compatibility Note

Factory OEM sway bars may require modification and are not directly compatible without alteration.

Designed for Performance Driving

These rear upper control arms are ideal for:

• Track Day Cars
• Time Attack Builds
• Circuit Racing
• Drift Cars
• Fast Road Vehicles
• BMW Motorsport Projects

By eliminating compliance and improving suspension geometry control, Millway Motorsport control arms help maximise grip, improve cornering stability, and deliver greater confidence at the limit.

Why Choose Millway Motorsport?

Millway Motorsport is renowned throughout the BMW performance community for producing race-proven suspension solutions that deliver exceptional quality, durability, and performance. Their products are trusted by enthusiasts and professional teams worldwide for both road and motorsport applications.

Upgrade Your BMW Rear Suspension Today

If you're building a serious BMW track car or looking to improve rear suspension precision, the Millway Motorsport Rear Upper Control Arms for BMW E36, E46 & Z4 offer the strength, adjustability, and performance needed to take your chassis to the next level.

Sold as a pair.