{"product_id":"driveshaft-adapter-bmw-n54-n55-b58-8hp-105mm-bolt-circle-ase","title":"Driveshaft Adapter BMW N54 N55 B58 8HP 105MM Bolt Circle | ASE","description":"\u003cdiv\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for 135i\/335i transmissions (N54\/N55), B58-based 8HP transmissions\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e105MM Bolt Circle Diameter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eThis will not work with the stock driveshaft, it is for a one piece driveshaft with a 1310 (Dana Spicer 2-2-479) \u0026amp; 1350 (Dana Spicer 3-2-119) rear flanges\u003c\/li\u003e\n\u003cli\u003eWith this adapter, we can make you a driveshaft to fit your custom 1 piece shaft\u003c\/li\u003e\n\u003cli\u003e2.75\" Center Pilot\u003c\/li\u003e\n\u003cli\u003e10x1.5mm U-Joint Mounting Holes\u003c\/li\u003e\n\u003cli\u003e12x1.75mm Transmission Mounting Holes\u003c\/li\u003e\n\u003cli\u003eAll 12.9 Hardware Included to attach differential and driveshaft\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCheck your bolt circle before ordering\u003c\/h3\u003e\n\u003cp\u003eASE lists driveshaft adapters in several bolt circle diameters and they are \u003cstrong\u003enot interchangeable\u003c\/strong\u003e. This one is \u003cstrong\u003e105mm\u003c\/strong\u003e, for N54\/N55 135i and 335i transmissions and B58-based 8HP units. The \u003cstrong\u003e96mm\u003c\/strong\u003e version covers E36, E46, Z3, six-cylinder E39 and B48-based 8HP50 transmissions. Measure your output flange bolt circle rather than going by chassis alone.\u003c\/p\u003e\n\u003ch3\u003eThis requires a custom driveshaft\u003c\/h3\u003e\n\u003cp\u003eThe adapter will \u003cstrong\u003enot work with a stock driveshaft\u003c\/strong\u003e. It is designed for a one-piece shaft with 1310 or 1350 rear flanges. ASE can build a driveshaft to suit — steel or aluminum, both on 3\" tube, or carbon, typically built in 2–3 days.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which bolt circle is this adapter and how do I confirm mine?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"105mm, for N54 and N55 135i and 335i transmissions and B58-based 8HP units. Measure your transmission output flange bolt circle rather than going by chassis alone, since ASE lists several diameters and they are not interchangeable. The 96mm version covers E36, E46, Z3, six-cylinder E39 and B48-based 8HP50.\"}},{\"@type\":\"Question\",\"name\":\"Will this work with my stock driveshaft?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It is designed for a one-piece driveshaft with 1310 (Dana Spicer 2-2-479) or 1350 (Dana Spicer 3-2-119) rear flanges.\"}},{\"@type\":\"Question\",\"name\":\"Can ASE build the driveshaft to match?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. ASE can build a one-piece shaft to suit in steel or aluminum, both on 3 inch tube, or carbon, typically in 2 to 3 days.\"}},{\"@type\":\"Question\",\"name\":\"What are the mounting specifications?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"2.75 inch center pilot, 10x1.5mm U-joint mounting holes and 12x1.75mm transmission mounting holes. All Grade 12.9 hardware is included.\"}}]}\u003c\/script\u003e","brand":"Autosports engineering","offers":[{"title":"Default Title","offer_id":46109285384252,"sku":"11418","price":119.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/5934\/4956\/files\/bmw_diff_adapter_6_1ce0099f-9d9c-4b17-924f-405012bbcb96.jpg?v=1788151091","url":"https:\/\/rpm-racing.com\/products\/driveshaft-adapter-bmw-n54-n55-b58-8hp-105mm-bolt-circle-ase","provider":"Racing Precision Motorsports","version":"1.0","type":"link"}