Upgrade your rear suspension with this billet aluminum rear trailing arm set, designed to replace the factory arms with a stronger, more rigid solution. Built for drivers who demand sharper handling and improved stability, these trailing arms help maintain proper suspension geometry under aggressive driving conditions.

Compared to factory components, the rigid billet construction reduces unwanted flex, delivering more predictable rear-end response during cornering, acceleration, and braking. Whether you're refreshing worn suspension parts or building a performance-focused setup, this is a direct-fit upgrade that delivers noticeable improvements.

Key Features

• Billet aluminum construction for superior strength and durability
• Increased rigidity improves rear suspension stability
• Optimizes suspension geometry for better cornering response
• Precision CNC-machined for accurate fitment
• Direct replacement for factory rear trailing arms

Construction & Details

• Material: Billet aluminum
• Surface finish: Anodized
• Manufacturing process: CNC machining
• Condition: Brand new

Important Notes

• Bushings are not included
• Reusing existing bushings is recommended only if they are in good condition
• Worn bushings may negatively affect handling and ride quality

Fitment

• BMW 1 Series E81 / E82 / E87 / E88 (2005–2013)
• BMW 3 Series E90 / E91 / E92 / E93 (2005–2013)
• BMW X1 E84 (2010–2015)

Replaces Part Numbers

• 33322406291
• 33326763477

This rear trailing arm set is ideal for enthusiasts looking to restore lost handling precision or push their suspension performance further with a stronger, more responsive design.