{"product_id":"55p-gm-3-73-down-dura-grip-limited-slip-17-spline-composite-clutches-55p-gm-17-spline-3-73-down-duragrip-positraction-composite-clutch-yukon-gear","title":"55P GM 3.73 \u0026 Down Dura Grip Limited Slip 17 Spline Composite Clutches 55P GM 17 Spline 3.73\u0026 Down Duragrip Positraction Composite Clutch Yukon Gear","description":"\u003cp\u003eYukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. The Dura Grip is engineered for long life and is completely rebuildable.\u003c\/p\u003e\n\u003cp\u003eDura Grips are constructed with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches. For unmatched positraction performance, the Dura Grip is the ultimate choice.\u003c\/p\u003e\n\u003cp\u003eWhen your vehicle demands performance, durability and strength, choose Yukon Dura Grip. 55P GM 3.73 \u0026amp; down Yukon Dura Grip Limited Slip, 17 Spline.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePositraction\u003c\/li\u003e\n\u003cli\u003eComposite Clutches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits 3.73 Gear Ratio \u0026amp; Down (Also Fits Thick Gears) Fits 55P GM with 17 Spline Axles Fully rebuildable design and proudly assembled in the USA Limited Slip Differential with Composite Clutches All units are backed by extensive product testing and state-of-the-art software design Yukon Dura Grips feature 4320 chromoly spider gears for ultimate durability Gears are cut to provide the strongest teeth possible in any terrain\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAAP Selling Package Quantity UOM: EA\u003c\/li\u003e\n\u003cli\u003eAap uda 12: EA\u003c\/li\u003e\n\u003cli\u003eAap uda 22: 1\u003c\/li\u003e\n\u003cli\u003eAssembled: Yes\u003c\/li\u003e\n\u003cli\u003eAxle Shaft Spline Quantity: 17\u003c\/li\u003e\n\u003cli\u003eAxle Type: semi Floating\u003c\/li\u003e\n\u003cli\u003eBolt Hole Quantity: 10\u003c\/li\u003e\n\u003cli\u003eCase Included: Yes\u003c\/li\u003e\n\u003cli\u003eDifferential Brand: GM\u003c\/li\u003e\n\u003cli\u003eGear Ratio: 3.73 and down\u003c\/li\u003e\n\u003cli\u003eHeat Treated: Yes\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA factory thin ring gear was used on 1955-1956 carriers with ribs on the back of the ring gear side. The 1955-1956 open dropout casting numbers end with 306 inch.\u003c\/p\u003e\n\u003cp\u003eA new ring and pinion or ring gear spacer is required when replacing the factory 4 series case. Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation.\u003c\/p\u003e\n\u003cp\u003ePart number Oiladd. The use of synthetic oil is not recommended and may result in aggressive or noisy operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYukon Dura Grip Positraction\u003c\/li\u003e\n\u003cli\u003eGM 55-64 Passenger Car Dropout\u003c\/li\u003e\n\u003cli\u003e3.73 \u0026amp; Down Ratio\u003c\/li\u003e\n\u003cli\u003e17 Spline\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":43705494044746,"sku":"YDGGM55P-17-1","price":934.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0051\/3146\/8874\/files\/YDGGM55P-17-1-FDHC.jpg?v=1781517615","url":"https:\/\/dieselpartdeals.com\/products\/55p-gm-3-73-down-dura-grip-limited-slip-17-spline-composite-clutches-55p-gm-17-spline-3-73-down-duragrip-positraction-composite-clutch-yukon-gear","provider":"Diesel Part Deals","version":"1.0","type":"link"}