Powerflex Black Series Front Anti Roll Bar Mounting Bush 27 mm for BMW X5 X6 E70 E71 E72 F15
Upgrade the front end of your BMW X5 or X6 with the Powerflex Black Series 27 mm front anti roll bar mounting bushes. Engineered for track, race and rally, these 95 Shore A polyurethane ARB bushes deliver maximum control of chassis geometry, sharper steering response and long-term durability compared to soft, ageing OEM rubber. Ideal for fast road and motorsport use, this is the go-to stabiliser bar bush upgrade for drivers who want tighter handling, reduced deflection and confident turn-in.
Part number: PFF5-1403-27BLK
- Fits 27 mm front anti roll bar only. Please measure your bar to confirm size.
- For cars with non-active anti roll bar. For models with active anti roll bar use PFF5-1404.
- OEM reference: fits bar 31356774737.
Why choose Powerflex Black Series ARB bushes
- Motorsport focused 95A polyurethane for maximum control and stability.
- Reduces unwanted anti roll bar movement and bushing deflection under load.
- Improves steering precision, front-end bite and consistency lap after lap.
- Direct-fit replacement for standard front anti roll bar bushes.
- Durable, performance alternative to OEM rubber that resists oil, heat and ageing.
Compatibility
Front anti roll bar mounting bush for the following BMW models with non-active ARB and 27 mm bar:
- BMW X5 E70 2006 to 2013
- BMW X5 F15 2013 onwards
- BMW X6 E71 2007 to 2014
- BMW X6 E72 2008 to 2011
What you get
- 2 x Powerflex Black Series front anti roll bar bushes PFF5-1403-27BLK. One per side, you require two bushes per car.
Real-world results
We use Powerflex Black Series bushes on our own builds and customer cars, and feedback has been consistently positive. Expect tighter front-end control, less play at the wheel and a more connected drive on fast road and track.
Fitting and support
Professional installation recommended. Ensure the anti roll bar is 27 mm and non-active before ordering. For fitting, we can help at Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.
Compatibility check before dispatch
To confirm fitment we run a compatibility check prior to dispatch. Provide your UK registration or the last 7 digits of your VIN at checkout.
Diagram

Diagram reference 3
Search-focused keywords
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Brand: Powerflex