Powerflex BMW M4 G82 G83 Rear Differential Front Mount Bush Kit (Polyurethane Diff Mount/Bushing Insert) 2020+ | Wheel Hop & Axle Tramp Reduction | Fast Road/Track Upgrade | OE Ref 33118090205 | Part PFR5-4024

BMW G82 G83 M4 2020 onward rear differential front mount upgrade

Unlock traction, stability and confidence with this premium polyurethane differential front mounting kit for the rear axle of the BMW M4 G82 and G83 2020 onward. Engineered by Powerflex to control driveline movement under hard acceleration, it helps curb wheel hop and axle tramp, delivering cleaner launches and a more connected feel on fast road and track.

We fit these on our own builds and customer cars and the feedback is consistently excellent. Expect tighter response when you get on the throttle, improved power delivery out of corners and long lasting durability compared to ageing rubber mounts.

Why choose this differential mount kit

• Limits driveline twist for reduced hop on launch and hard shifts
• Sharper traction and more predictable rear end behaviour
• Complete replacement assembly for the forward position of the rear diff
• Fast road and track focused with a performance compliant feel

Construction and materials

• 80A Shore polyurethane for controlled compliance under load
• Black anodised 2011-T6 aluminium sleeves, CNC machined for precise fit
• Designed to outlast rubber and maintain geometry under repeated stress

Fitment details

• Vehicle: BMW M4 G82 and G83 2020 onward
• Location: front mounting position of the rear differential
• Pack contents: 4 piece kit
• Part number: PFR5-4024
• Replaces OE reference: 33118090205
• Diagram reference: 21

Ideal for searchers looking for

BMW M4 diff mount upgrade, rear differential front bushing kit, poly bush for G82 G83, polyurethane diff mount, differential front mount insert, performance diff bush kit, axle tramp reduction, wheel hop fix, driveline mount upgrade for BMW M4 2020 plus.

Professional installation

For a trouble free fit, book installation with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a fitting quote and scheduling.