{"product_id":"mmx-performance-rear-differential-bushing-insert-kit-single-rear-mount-bmw-g8x","title":"MMX Performance Rear Differential Bushing Insert Kit - Single Rear Mount - BMW G80 M3 \/ G82 M4 \/ G87 M2","description":"\u003cp\u003eLaunch a G8X M car hard and the rear differential rocks in its soft rubber mounts. You feel it as a clunk and a delay between your right foot and the rear tires. The \u003ca href=\"\/collections\/mmr-performance\"\u003eMMX Performance\u003c\/a\u003e Rear Differential Bushing Insert Kit fills the voids in those OEM bushings, tightening the connection without the harshness of solid mounts.\u003c\/p\u003e\n\u003cp\u003eThe factory rubber stays, so it still drives like a refined M car on the street.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow the G8X Differential Bushing Inserts Work\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFive CNC-machined 6061-T6 billet inserts slot into the existing rubber bushings, four at the front and one at the factory single rear mount. They limit differential movement under launches and quick torque changes while keeping most of the OEM vibration isolation. It is fully reversible. Going to a dual rear mount later? Add the \u003ca href=\"\/products\/mmx-performance-rear-differential-bushing-insert-dual-rear-mount-bmw-g8x\"\u003eMMX dual rear mount insert (MMR55-1619)\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 x front differential bushing inserts\u003c\/li\u003e\n\u003cli\u003e1 x rear differential bushing insert\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFive-piece CNC-machined 6061-T6 billet aluminum kit\u003c\/li\u003e\n\u003cli\u003eFills voids in the OEM rubber bushings\u003c\/li\u003e\n\u003cli\u003eReduces differential movement during launches and torque changes\u003c\/li\u003e\n\u003cli\u003eRetains factory bushings for low NVH\u003c\/li\u003e\n\u003cli\u003eFully reversible installation\u003c\/li\u003e\n\u003cli\u003ePart number: MMR55-1618\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits the following models with the factory single rear differential mount, RWD and xDrive:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW G80 M3 Sedan (2021-2026)\u003c\/li\u003e\n\u003cli\u003eBMW G81 M3 Touring (2023-2026, not sold in the US)\u003c\/li\u003e\n\u003cli\u003eBMW G82 M4 Coupe (2021-2026)\u003c\/li\u003e\n\u003cli\u003eBMW G83 M4 Convertible (2022-2026)\u003c\/li\u003e\n\u003cli\u003eBMW G87 M2 (2023-2026)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProfessional installation is recommended. The differential must be supported while the mounts are loosened.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eSupport the rear differential and loosen the mount hardware.\u003c\/li\u003e\n\u003cli\u003eInsert the four front and one rear billet inserts into the OEM bushings.\u003c\/li\u003e\n\u003cli\u003eLower the differential back into position.\u003c\/li\u003e\n\u003cli\u003eTorque all hardware to BMW specification.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"MMX Performance","offers":[{"title":"Default Title","offer_id":52395283939574,"sku":"MMR55-1618","price":236.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2674\/6278\/files\/bmw-g8x-m2-m3-m4-mmx-rear-differential-bushing-aluminum-insert-kit.jpg?v=1794624838","url":"https:\/\/autotecknic.com\/products\/mmx-performance-rear-differential-bushing-insert-kit-single-rear-mount-bmw-g8x","provider":"AutoTecknic USA","version":"1.0","type":"link"}