Description
Upgrade your rear differential mounting with the Powerflex Dual Mount Rear Diff Bracket & Bush Kit – designed specifically for BMW F-Series M cars to enhance drivetrain stability and reduce unwanted movement under hard acceleration.
This kit is ideal for high-performance road use, track days, and drag applications where differential movement and wheel hop are common issues.
Kit Contents:
-
PFR5-4030 – CNC-Machined Aluminium Dual Mount Bracket
-
PFR5-4026 – Polyurethane Rear Diff Rear Mounting Bush with Built-in Support Washer
-
Hardware Included: M14 bolt, thread locker
Product Features:
✅ PFR5-4026 – A high-performance rear diff bush made from Powerflex’s signature 80A Purple polyurethane, featuring an integrated support washer and black anodised 2011-T6 aluminium sleeve. Significantly reduces drivetrain deflection and minimises wheel-hop during aggressive launches.
✅ PFR5-4030 – Dual Mount Differential Bracket, precision-machined from billet aluminium and black anodised for durability. Offers flexible fitment options:
-
Use with 1 or 2 OE bushes
-
Use with 1 x OE + 1 x PU bush (See other listings)
-
Use with 2 x PFR5-4026 for maximum support (recommended) (This Listing)
When using one OE and one PU bush, install the
PU bush in the right-hand subframe mounting hole for optimal support.
Compatibility:
-
BMW M2 F87
-
BMW M3 F80
-
BMW M4 F82 / F83
Diagram References: #22 & #30 (Powerflex Diagrams)
Replaces OE Mount Bracket: BMW Part Number 33177852495 / 33177284775
Note:
Professional fitting recommended. Polyurethane bushes may increase NVH slightly, especially under aggressive use.
Have questions or need bush configuration advice? Message us anytime — we’re happy to help!
Explore more from our collection.
Reviews
There are no reviews yet.