Powerflex PFR5-4617 Polyurethane Polybush Pair for BMW Z4 M / Z4M E85 E86 2006-2009 - Rear Upper Control Arm/Top Link/Camber Arm/Wishbone Inner Bush Kit | Suspension Bushings | Replaces OE 33321092247

Powerflex PFR5-4617 Poly Bush Pair for BMW Z4 M E85 E86 Rear Upper Link Inner Position

Transform the back end of your BMW Z4 M with this high quality polyurethane bush set from Powerflex. The PFR5-4617 kit replaces the factory rubber at the inner joint of the rear top link, tightening up geometry control for crisper turn in, improved mid-corner stability and far more consistent alignment under load. Ideal for spirited road use and performance driving, this upgrade delivers the planted, predictable feel Z4M owners want without unwanted harshness.

• Part number: PFR5-4617
• OEM reference: 33321092247
• Location: rear upper arm inner joint on each side
• Vehicle: BMW Z4 M E85 Roadster and E86 Coupe, 2006 to 2009
• Qty in kit: 2 bushes (pair)
• Diagram ref: 17

Why this upgrade belongs on your Z4 M

• Sharper rear end response by reducing arm deflection
• More stable camber and toe for better grip and braking confidence
• Helps reduce uneven tyre wear caused by soft, ageing rubber
• Durable polyurethane construction with Powerflex Lifetime Warranty

When to replace

If your Z4 M feels vague at the rear, wanders under braking or shows accelerated inner-edge tyre wear, the inner bushes of the rear top arms are common culprits. This pair directly replaces the factory items for a long lasting cure.

What you receive

One Powerflex PFR5-4617 kit supplying two rear upper link inner bushes for the BMW Z4 M E85 and E86. Direct fit replacement for OE 33321092247.

Proven on customer cars

We have installed these on Z4 M builds and the feedback is consistently positive. Owners report a tighter, more connected rear axle with confidence-inspiring behaviour on B-roads and during hard driving.

Fitting service

Professional installation and a proper alignment are recommended. MJ Modifications in Warwickshire can supply and fit. Request a quote at info@mjmodifications.co.uk.

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Powerflex Lifetime Warranty for peace of mind.