Powerflex Rear Upper Arm Inner Bushes for BMW E46 3 Series inc. Touring — PFR5-4617
Upgrade your BMW E46 suspension with Powerflex poly bushes and transform how your 3 Series feels on the road. These Rear Upper Arm Inner Bushes are designed to reduce unwanted suspension flex, sharpen handling and steering response, stabilise braking and keep alignment consistent. The result is improved grip, reduced uneven tyre wear and a more precise, confidence-inspiring drive on both road and track.
Perfect for E46 owners looking for a reliable, long-lasting replacement for ageing rubber bushes, this polyurethane solution is a direct fit for the rear upper control arm inner position. If your E46 feels vague at the rear, tramlines, or wears tyres prematurely, fitting these bushes is a proven fix.
- Part number: PFR5-4617
- Position: Rear Upper Arm Inner Bush
- Fitment: BMW E46 3 Series inc. Touring
- Diagram reference: 17
- Number of bushes in the pack: 2
- OE cross-reference: 33321092247
Why choose Powerflex poly bushes for your E46?
- Sharper handling and turn-in with reduced rear-end vagueness
- Improved braking stability and mid-corner composure
- Helps maintain alignment for better tyre contact and grip
- Reduces uneven tyre wear and saves money long term
- Durable polyurethane resists oil, road salt and heat better than rubber
- Lifetime Warranty from Powerflex
Real-world results
We use these Powerflex bushes on our own builds and customer E46s, and the feedback is consistently excellent. Expect a tighter, more planted rear end, more predictable response and a noticeable improvement in overall suspension performance.
Common search terms
Powerflex E46 bushes, BMW E46 rear control arm bushes, E46 rear upper arm inner bush, E46 poly bushes, polyurethane suspension bushes, BMW 3 Series Touring rear bushes, PFR5-4617, E46 handling upgrade, E46 suspension upgrade, E46 rear wishbone bush, BMW E46 performance bushes, 33321092247 bush.
Fitting and support
Direct replacement for the factory rubber bushes. Professional fitting is recommended for best results and correct alignment.
Want it fitted by specialists? Nforcd is based in Warwickshire. Request a fitting quote at Sales@nforcd.com.
What you get
Two Powerflex polyurethane Rear Upper Arm Inner Bushes to service both sides of the rear axle at this location, supplied with appropriate sleeves and grease as per Powerflex kit contents.
Upgrade your BMW E46 3 Series with Powerflex PFR5-4617 today for long-lasting performance, improved stability and confidence on every drive.

