Powerflex PFR5-5630-12 Rear Shock Top Mount Bracket and Poly Bush Kit for BMW Z3 1994 to 2002
Upgrade your BMW Z3 rear suspension with the Powerflex PFR5-5630-12 Rear Shock Top Mount Bracket and Polyurethane Bush kit. This performance rear shock absorber top mount bush kit transforms handling, steering response, stability and tyre contact, replacing soft ageing rubber with high quality polyurethane that controls unwanted suspension deflection. Ideal as a performance upgrade or premium replacement for worn original bushes on BMW Z3 models from 1994 to 2002.
Part number: PFR5-5630-12
Vehicle: BMW Z3 1994 to 2002
Position: Rear shock top mount
Diagram reference: 30
Pack contents: 2 bushes
Why choose Powerflex polyurethane bushes for your BMW Z3
- Sharper handling and improved chassis control from reduced bush flex
- Greater tyre contact patch for better grip and braking stability
- Prolonged tyre life and more consistent alignment
- Excellent noise, vibration and harshness control compared to rubber when correctly formulated
- Cost effective long term upgrade with Powerflex Lifetime Warranty
At Nforcd we use Powerflex bushes on our own builds and our customers consistently report tighter steering, improved stability and a more precise rear end on the road. If you want a simple bolt-on suspension upgrade for your Z3, this rear shock top mount poly bush kit delivers.
Fitment and pin size information
This PFR5-5630-12 kit suits cars with aftermarket rear shock absorbers that use a 12 mm pin on the rear shock shaft. It will not fit E36 and E46 Cabriolet models.
Shock absorber brand guide for rear shaft pin diameter:
- Original BMW: 10 mm
- AST: 10 mm
- Bilstein HD, Sport, PSS Coilovers: 10 mm
- FK Coilovers: 10 mm
- H&R Coilovers: 10 mm
- JRZ RS: 12 mm
- Koni Sport: 10 mm
- KW V1, V2, V3: 10 mm
- ST Coilovers: 10 mm
- Tein Coilovers: 12 mm
The above list is a guide only. If your shock brand is not listed, simply measure the rear shock absorber shaft pin diameter. Choose PFR5-5630-10 for 10 mm pins and this PFR5-5630-12 kit for 12 mm pins.
Compatibility and keywords for search
Powerflex PFR5-5630-12 rear shock top mount bush, BMW Z3 rear shock mount bush 12 mm, Z3 rear shock top mount bracket, BMW Z3 suspension bushes, polyurethane bushes Z3, rear upper shock mount bushing, performance suspension upgrade Z3, poly bush replacement BMW Z3 1994 1995 1996 1997 1998 1999 2000 2001 2002, BMW Z3 rear shock absorber bush, Powerflex poly bushes Z3, E36 Z3 rear top mount bush 12 mm, Tein 12 mm, JRZ 12 mm.
OE reference numbers
For reference only: 33521092362, 33526779670
Fitting service
Professional installation available at Nforcd in Warwickshire. Request a fitting quote: Sales@nforcd.com
What you will notice after fitting
- More precise rear end response over bumps and during cornering
- Reduction in imprecise handling, braking instability and uneven tyre wear associated with tired rubber bushes
- Confidence inspiring stability with a durable, long lasting polyurethane solution
Choose Powerflex poly bushes for your BMW Z3 rear shock top mounts and enjoy improved performance, safety and durability backed by the Powerflex Lifetime Warranty.

