{"product_id":"mmx-differential-dual-mount-no-bush-f8x-m2-m3-m4","title":"MMX Differential Dual Mount (No Bush) | F8x | M2 | M3 | M4","description":"\u003ch2\u003eMMX Differential Dual Mount (No Bush) — BMW F8x M2, M3 \u0026amp; M4\u003c\/h2\u003e\n\u003cp\u003eThe MMX Dual Differential Mount (MMR55-1001) brings a second rear mounting point into play on the F8x M2, M3 and M4 — a point BMW left unused from the factory. The result is a stiffer connection between the differential and the chassis, and noticeably less drivetrain movement under load.\u003c\/p\u003e\n\u003cp\u003eF8x diff mounts are a well-known weak spot, prone to tearing and early failure when the car is used hard. Rather than simply fitting stiffer rubber in the same single mount, the Dual Mount adds genuine extra support.\u003c\/p\u003e\n\u003ch3\u003eTwo positions, one mount\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM position\u003c\/strong\u003e — fitted on its own, it adds the second support point. Run it with the factory bushes for a like-for-like feel, or with two MMX Rear Diff Mount Bushes (\u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-rear-diff-mount-bush-rear-position-for-bmw-g8x-f8x-m2-m3-m4?_pos=1\u0026amp;_psq=MMR55-1603\u0026amp;_psid=e52ab69a4\u0026amp;_ss=e\"\u003eMMR55-1603\u003c\/a\u003e) for a firmer, more connected setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifted position (+10mm)\u003c\/strong\u003e — combined with the MMX Front Differential Lift Mount \/ Cradle (\u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-billet-front-differential-lift-mount-cradle-for-bmw-m2-m3-m4-g80-g81-g82-g83-g87?pr_prod_strat=similar\u0026amp;pr_rec_id=8bb59038b\u0026amp;pr_rec_pid=15961795592576\u0026amp;pr_ref_pid=15961853591936\u0026amp;pr_seq=uniform\"\u003eMMR55-1604\u003c\/a\u003e), it raises the differential by 10mm. This corrects driveshaft angles on lowered cars, cutting heat and premature wear on the CV joints and axle shafts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision machined from 6061-T6 billet aluminium\u003c\/li\u003e\n\u003cli\u003eUses the unused factory second rear mounting point\u003c\/li\u003e\n\u003cli\u003eCompatible with factory bushes or MMX Rear Diff Mount Bushes (\u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-rear-diff-mount-bush-rear-position-for-bmw-g8x-f8x-m2-m3-m4?_pos=1\u0026amp;_psq=MMR55-1603\u0026amp;_psid=e52ab69a4\u0026amp;_ss=e\"\u003eMMR55-1603\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli\u003eOEM or +10mm Lifted position\u003c\/li\u003e\n\u003cli\u003eReduces drivetrain movement under normal and high torque loads\u003c\/li\u003e\n\u003cli\u003eAddresses the common F8x diff mount failure\u003c\/li\u003e\n\u003cli\u003eReduces heat and wear on OEM or aftermarket axle shafts when Lifted\u003c\/li\u003e\n\u003cli\u003eDirect fit, no modification required, minimal NVH increase\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cp\u003e1 x MMX F8x Dual Differential Mount (MMR55-1001). \u003cstrong\u003eBushes are not included\u003c\/strong\u003e — reuse your factory bushes or add \u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-rear-diff-mount-bush-rear-position-for-bmw-g8x-f8x-m2-m3-m4?_pos=1\u0026amp;_psq=MMR55-1603\u0026amp;_psid=e52ab69a4\u0026amp;_ss=e\"\u003eMMR55-1603\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eComplete the setup\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e4-Point Kit (OEM or Lifted):\u003c\/strong\u003e Front Differential Lift Mount \/ Cradle (\u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-billet-front-differential-lift-mount-cradle-for-bmw-m2-m3-m4-g80-g81-g82-g83-g87?pr_prod_strat=similar\u0026amp;pr_rec_id=8bb59038b\u0026amp;pr_rec_pid=15961795592576\u0026amp;pr_ref_pid=15961853591936\u0026amp;pr_seq=uniform\"\u003eMMR55-1604\u003c\/a\u003e), 2 x Rear Diff Mount Bush (\u003ca href=\"https:\/\/stringtheorygarage.com\/products\/mmx-rear-diff-mount-bush-rear-position-for-bmw-g8x-f8x-m2-m3-m4?_pos=1\u0026amp;_psq=MMR55-1603\u0026amp;_psid=e52ab69a4\u0026amp;_ss=e\"\u003eMMR55-1603\u003c\/a\u003e), F8x Dual Differential Mount (MMR55-1001).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUltimate Kit (OEM or Lifted):\u003c\/strong\u003e all of the above plus the F8x High Capacity Diff Sump (MMR55-1000).\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M2 \/ M2 Competition (F87) 2016–2021\u003c\/li\u003e\n\u003cli\u003eBMW M3 (F80) 2014–2020\u003c\/li\u003e\n\u003cli\u003eBMW M4 (F82 \/ F83) 2014–2020\u003c\/li\u003e\n\u003cli\u003eEngines: N55 \u0026amp; S55\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease check fitment for your specific vehicle and engine variant before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"MMX","offers":[{"title":"Default Title","offer_id":60072944828800,"sku":"MMR55-1001","price":349.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/7557\/5573\/files\/MMR55-1002_12.png?v=1791458739","url":"https:\/\/stringtheorygarage.com\/en-im\/products\/mmx-differential-dual-mount-no-bush-f8x-m2-m3-m4","provider":"String Theory Garage","version":"1.0","type":"link"}