Powerflex BMW E81 E82 E9x Black Series Rear Trailing Arm Outer Bush
Upgrade the rear suspension on your BMW with the Powerflex Black Series Rear Trailing Arm Outer Bush PFR5-411BLK. Designed for serious performance on track, race and rally, these high-performance polyurethane bushes deliver maximum control of chassis geometry, sharper handling and long-term durability compared to worn factory rubber bushes. Ideal for BMW enthusiasts seeking a precise, predictable rear end and improved stability under load.
Key Features
- Part number: PFR5-411BLK
- Position: Rear trailing arm outer
- Material: Powerflex Black Series polyurethane
- Hardness: 95 Shore A for maximum control and minimal deflection
- Engineered for track, race and rally yet perfectly suited to fast road builds
- Helps maintain alignment accuracy and rear-end stability under braking and cornering
- Durable, performance-focused upgrade to replace tired OEM rubber bushes
Why choose Powerflex Black Series for your BMW
Powerflex Black Series bushes are the ultimate no-compromise option for BMW performance suspension. The 95 Shore compound significantly reduces unwanted movement in the rear trailing arm outer location, keeping the suspension geometry stable and the car composed. We have used these bushes ourselves and our customers consistently report a tighter, more confidence-inspiring rear end on both road and track.
Compatibility
- BMW 1 Series: E81, E82, E87, E88 (2004 - 2013)
- BMW 3 Series: E9x including xDrive (2008 - 2015)
If you are unsure, request a compatibility check before dispatch using your UK registration or the last 7 of your VIN at checkout.
Replaces OEM Part Number
33326763092
What’s Included
- 2 x Powerflex Black Series Rear Trailing Arm Outer Bushes
- Note: You will require 4 bushes per car
Fitting and Installation
Professional installation recommended. For expert fitting, book with Nforcd in Warwickshire or request a quote: Sales@nforcd.com.
Download the Powerflex installation guide
Diagram Reference
Reference No. 11a, 11b, 11c

Search-friendly terms
Powerflex Black Series BMW rear trailing arm outer bush PFR5-411BLK, BMW E81 E82 E87 E88 rear trailing arm bush, BMW E90 E91 E92 E93 E9x xDrive trailing arm outer bushing, BMW rear suspension bush upgrade, polyurethane rear trailing arm bush 95 Shore, track spec BMW bush kit, replace OEM 33326763092.
Manufactured by
Powerflex