{"product_id":"isr-performance-differential-mount-bushings-bmw-e36-3-series","title":"ISR Performance Differential Mount Bushings - BMW E36 3 Series","description":"\u003cp\u003eThe ISR Performance Differential Mount Bushings are a polyurethane-style upgrade for the rear differential mounts on the BMW E36 3 Series. Replacing the worn factory rubber diff mounts eliminates drivetrain wind-up under launches, tightens up rear-end feel, and prevents the diff from shifting under high-load cornering or drift duty.\u003c\/p\u003e\n\n\u003ch3\u003eWhat It Does\u003c\/h3\u003e\n\u003cp\u003eThe factory E36 rear differential is rubber-mounted, which means under hard acceleration, sustained drift duty, or aggressive launches, the diff physically shifts on its mounts before it transfers all the engine's input to the wheels. That movement absorbs power, creates clunky drivetrain feel, and accelerates wear on the diff mounting points themselves. Stiffer ISR bushings dramatically reduce that movement, giving you more direct power delivery and a tighter, more responsive rear end.\u003c\/p\u003e\n\n\u003ch3\u003eCritical Fitment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFits all E36 3 Series rear differentials EXCEPT 318ti models.\u003c\/strong\u003e The 318ti uses a different rear subframe and diff mounting setup that is not compatible with these bushings.\u003c\/p\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1992-1999 BMW E36 3 Series (all engine variants except 318ti)\u003c\/li\u003e\n\u003cli\u003eBMW E36 M3\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNOT compatible with BMW 318ti\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNVH Trade-Off\u003c\/h3\u003e\n\u003cp\u003eStiffer diff mounts come with more NVH (noise, vibration, harshness) than the factory rubber. The trade-off is the standard one for solid or harder-than-stock bushings: noticeably more responsive feel in exchange for more transmitted vibration. Most owners running coilovers and aftermarket suspension consider it worth the trade. Worth being aware of on a daily driver.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eISR Performance differential mount bushing set for BMW E36\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e ISR Performance\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e IS-E36-DIFF\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Differential Mount Bushings\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e 1992-1999 BMW E36 3 Series (including M3)\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eExcluded Variants:\u003c\/strong\u003e BMW 318ti (different mounting setup)\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Eliminate diff mount flex on launches, hard cornering, and drift\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eNVH Impact:\u003c\/strong\u003e Increases noise, vibration, and harshness vs. factory rubber\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eSold:\u003c\/strong\u003e Complete bushing set\u003c\/p\u003e\n\u003cp style=\"margin-bottom: 4px;\"\u003e\u003cstrong\u003eLegality:\u003c\/strong\u003e Off-road and competition use only\u003c\/p\u003e","brand":"ISR Performance","offers":[{"title":"Default Title","offer_id":45957130813637,"sku":"IS-E36-DIFF","price":121.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/2718\/9701\/files\/P1220162__74080.1630443147.500.659.jpg?v=1773346628","url":"https:\/\/www.isrcompetition.com\/products\/isr-performance-differential-mount-bushings-bmw-e36-3-series","provider":"ISR Competition","version":"1.0","type":"link"}