Powerflex PFR5-1226 Polyurethane Rear Diff Rear Mount Bush for BMW 3 Series M3 E90 E92 E93 (2006-2013) - E9x Final Drive Rear Mount Bushing Upgrade | Rear Axle Differential Hanger/Subframe Mount

Rear Differential Rear Mounting Polyurethane Bush Upgrade for BMW E9x M3

Unlock sharper handling, cleaner power delivery and consistent rear axle control on your BMW M3 with this uprated polyurethane rear differential rear mounting bush. Built to replace the factory rubber mount in the original location, this precision-engineered component stabilises the final drive under load, cutting unwanted movement for crisper turn-in, improved traction and greater confidence on fast road and track days.

Part number: PFR5-1226

Vehicle fitment: BMW M3 E90 Saloon, E92 Coupé, E93 Convertible (2006–2013)

Position: Rear differential – rear mounting point

Diagram reference: 26

Quantity in pack: 1 bush

Why choose this polyurethane rear diff mount

• Reduces driveline shuffle and rear-end squirm under acceleration and braking
• Helps combat wheel hop for stronger launches and better corner exit grip
• Keeps suspension geometry stable for more predictable steering and chassis balance
• Promotes even tyre wear and consistent contact patch on bumpy roads
• Resistant to oil, road salt and ageing for long-term durability
• Excellent NVH control for fast-road refinement without the vagueness of tired rubber
• Backed by a Lifetime Warranty from the manufacturer

Real-world gains you can feel

We run this bush on customer E9x M3 builds and the transformation in rear-end composure is immediate. Expect tighter response, more direct throttle-to-tyre connection and a planted feel through rapid direction changes. Our buyers consistently report improved stability, better braking confidence and a more connected drive.

What you get

• 1 x Uprated polyurethane rear differential rear mounting bush (PFR5-1226)

Installation and support

Professional fitting is recommended. MJ Modifications in Warwickshire offer expert installation and setup for this upgrade; request a quote via info@mjmodifications.co.uk.

Also known as / common searches

BMW M3 rear diff mount bush, E90 E92 E93 final drive rear mount, E9x M3 differential rear bushing, poly diff hanger bush, rear axle differential mount, performance driveline mount, uprated subframe/diff mount, polyurethane rear diff bush upgrade for BMW M3 2006-2013.

Notes

• Check diagram reference 26 to confirm position before ordering.
• Sold as a single bush for the rear mounting location of the differential.