{"product_id":"wavetrac-lsd-for-bmw-168-small-case-axle-r-3-91-caterham-1-series-116i-120i-3-series-318i-323i","title":"Wavetrac LSD for BMW 168 Small-Case Axle, r=3.91: Caterham, 1 Series 116i-120i, 3 Series 318i-323i","description":"\u003cp\u003eA limited slip differential for BMW's small 168mm rear axle with a 3.91 final drive - the axle Caterham use, and the one under the four-cylinder 1 Series (E81 to E88) 116i to 120i and 3 Series (E90 to E93) 318i to 323i. On a light car like a Seven, an open diff spins the inside wheel at every tight exit; the Wavetrac keeps driving the other one.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor BMW's 168mm small-case axle with a 3.91 final drive\u003c\/li\u003e\n\u003cli\u003eCaterham with the BMW 168 axle\u003c\/li\u003e\n\u003cli\u003eBMW 1 Series E81-E88 116i-120i and 3 Series E90-E93 318i-323i\u003c\/li\u003e\n\u003cli\u003eKeeps drive on the gripping rear wheel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCheck before you order\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThe cars listed are a guide only: BMW fitted more than one axle size and final drive ratio to the same model. Confirm your axle size and ratio from the VIN or the axle's part number before ordering.\u003c\/li\u003e\u003c\/ul\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e30.309.110WK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eAutomatic torque-biasing limited slip differential (helical gear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGears\u003c\/th\u003e\n\u003ctd\u003e9310 alloy steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiff body\u003c\/th\u003e\n\u003ctd\u003eMachined from case-hardened steel billet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFasteners\u003c\/th\u003e\n\u003ctd\u003eARP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBias plates\u003c\/th\u003e\n\u003ctd\u003eCarbon fibre as standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAxle\u003c\/th\u003e\n\u003ctd\u003eBMW 168mm small case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinal drive ratio\u003c\/th\u003e\n\u003ctd\u003e3.91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ctable class=\"fitment-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eVersion\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e1-Series\u003c\/td\u003e\n\u003ctd\u003eE87 116i, 118i, 120i\u003c\/td\u003e\n\u003ctd\u003e2004-2013\u003c\/td\u003e\n\u003ctd\u003eRear axle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003e3-Series\u003c\/td\u003e\n\u003ctd\u003eE90 318i, 320i, 323i\u003c\/td\u003e\n\u003ctd\u003e2005-2013\u003c\/td\u003e\n\u003ctd\u003eRear axle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCaterham\u003c\/td\u003e\n\u003ctd\u003eSuper Seven\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eRear axle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Wavetrac","offers":[{"title":"Default Title","offer_id":57513711206780,"sku":"30.309.110WK","price":1524.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0550\/9208\/4867\/files\/wavetrac-30-309-110wk-wavetrac-lsd-for-bmw-168-small-case-axle-r-3-91-caterham-1-s-1.png?v=1790680627","url":"https:\/\/fdracing.co.uk\/products\/wavetrac-lsd-for-bmw-168-small-case-axle-r-3-91-caterham-1-series-116i-120i-3-series-318i-323i","provider":"FD Racing","version":"1.0","type":"link"}