Powerflex PFR5-4618 Polyurethane Rear Upper Wishbone/Control Arm Outer Bush for BMW E36 E46 M3, X3 E83, Z4 E85 E86 E89 - Replaces 33306852895

PFR5-4618 Urethane Rear Upper Arm Outer Bushing Upgrade

Lock in precise rear geometry and transform the way your BMW turns, grips and puts power down. PFR5-4618 is a high quality Powerflex Road Series polyurethane outer pivot bush for the rear upper link, engineered to replace tired factory rubber and deliver tighter handling, improved stability and consistent alignment under load. Perfect for daily road use and spirited fast-road driving, with the long term durability enthusiasts want.

Key benefits

• Sharpened response from the rear axle, more predictable cornering and better traction
• Reduces unwanted compliance at the outer joint of the rear upper link for a planted feel
• Helps maintain camber and toe settings, promoting even tyre wear and confidence at speed
• Direct-fit replacement for the OE rubber component, no custom fabrication required
• Hard-wearing polyurethane construction designed for long service life

Part details

• Powerflex part number: PFR5-4618
• Replaces OE reference: 33306852895

What you receive

• 2 bushes per pack
• Total required per vehicle: 2 bushes

Vehicle applications

• BMW 3 Series E36 including M3, 1990 to 1998
• BMW 3 Series E46 Saloon, Touring, Coupe, Convertible, Compact
• BMW E46 M3 including CSL
• BMW E46 xi and xd all-wheel drive
• BMW X3 E83, 2003 to 2010
• BMW Z1, 1988 to 1991
• BMW Z4 E85 and E86, 2003 to 2009
• BMW Z4 E89, 2009 onwards
• BMW Z4M E85 and E86, 2006 to 2009

Why enthusiasts choose this bush

We have installed PFR5-4618 on our own builds and customer cars. Feedback is consistently positive, highlighting crisper turn-in, calmer rear-end behaviour over bumps and better confidence on fast B-roads. It is a proven rear suspension upgrade for owners who want a performance-focused outer bushing at the upper camber link without the harshness of solid mounts.

Fitment check before dispatch

We will verify compatibility prior to shipping. Add your UK registration or the last 7 of your VIN at checkout so we can confirm fitment for your exact chassis.

Installation

Professional fitting is recommended. For a hassle-free install, book with MJ Modifications in Warwickshire. Request a quotation at info@mjmodifications.co.uk.

Manufacturer

Powerflex Road Series

Diagram reference

Location number: 18

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