{"product_id":"yukon-gear-dura-grip-positraction-for-gm-8-5in-w-28-spline-axles","title":"Yukon Gear Dura Grip Positraction For GM 8.5in w\/ 28 Spline Axles","description":"\u003ch4\u003eYukon Gear DuraGrip Positraction for GM 8.5 Inch with 28 Spline Axles\u003c\/h4\u003e\n\u003cp\u003eThe GM 8.5 inch 10-bolt rear axle is one of the longest-running rear differentials in General Motors history, used in everything from 1970s muscle cars and trucks to 1990s Blazers and C\/K pickups. The \u003cstrong\u003eYDGGM8.5-3-28-1\u003c\/strong\u003e Yukon Gear DuraGrip provides a clutch-style limited slip upgrade for any GM 8.5 inch 10-bolt equipped with 28-spline axle shafts and a gear ratio of 2.73 or numerically higher. Part number \u003cstrong\u003eYDGGM8.5-3-28-1\u003c\/strong\u003e features forged 4320 chromoly spider gears, a nodular iron carrier case, and composite clutch packs that deliver consistent traction transfer without the noise or harshness of cheaper limited slip designs. The \u003cstrong\u003eYDGGM8.5-3-28-1\u003c\/strong\u003e is a direct replacement for worn factory positraction units or open differentials in this extremely common GM rear axle platform.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures and Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFits GM 8.5 inch 10-bolt rear differential with 28-spline axle shafts\u003c\/li\u003e\n  \u003cli\u003eCompatible with 2.73 and numerically higher gear ratios\u003c\/li\u003e\n  \u003cli\u003e4-spring, clutch-style positraction for smooth torque transfer\u003c\/li\u003e\n  \u003cli\u003eForged 4320 chromoly steel spider gears for maximum strength\u003c\/li\u003e\n  \u003cli\u003eNodular iron carrier case for structural durability\u003c\/li\u003e\n  \u003cli\u003eComposite clutch packs minimize chatter under normal driving\u003c\/li\u003e\n  \u003cli\u003eFully rebuildable design with available clutch pack kits\u003c\/li\u003e\n  \u003cli\u003eAssembled in the United States\u003c\/li\u003e\n  \u003cli\u003eNote: requires carrier bearings LM102949 and LM102911\u003c\/li\u003e\n  \u003cli\u003eOne-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVehicle Fitment\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1970\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1971\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1973\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1974\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1975\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1970\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1971\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eSS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1970\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1971\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1973\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1974\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1978\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1979\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1981\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eZ28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1986\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1987\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1988\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1989\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1990\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1991\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1992\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1973\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1974\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1975\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1976\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1978\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1979\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCaprice\u003c\/td\u003e\n\u003ctd\u003eClassic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1977\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10\u003c\/td\u003e\n\u003ctd\u003eCheyenne\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1978\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10\u003c\/td\u003e\n\u003ctd\u003eCheyenne\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1979\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10\u003c\/td\u003e\n\u003ctd\u003eCheyenne\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1980\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10\u003c\/td\u003e\n\u003ctd\u003eCheyenne\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1981\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eK10\u003c\/td\u003e\n\u003ctd\u003eCheyenne\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1987\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eR10\u003c\/td\u003e\n\u003ctd\u003eSilverado\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1987\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eV10\u003c\/td\u003e\n\u003ctd\u003eSilverado\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1994\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSonoma\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1995\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSonoma\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1996\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSonoma\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1997\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSonoma\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1998\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSonoma\u003c\/td\u003e\n\u003ctd\u003eSLE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eYDGGM8.5-3-28-1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e883584260158\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDifferential\u003c\/td\u003e\n\u003ctd\u003eGM 8.5 inch 10-Bolt Rear \/ Front\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRing Gear Diameter\u003c\/td\u003e\n\u003ctd\u003e8.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRing Gear Bolts\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAxle Spline Count\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eGear Ratio Compatibility\u003c\/td\u003e\n\u003ctd\u003e2.73 and numerically higher\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eClutch-Style Limited Slip Differential (DuraGrip)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRequired Carrier Bearings\u003c\/td\u003e\n\u003ctd\u003eLM102949 and LM102911\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 Year Manufacturer Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhat Is Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eOne fully assembled DuraGrip positraction differential carrier\u003c\/li\u003e\n  \u003cli\u003eComposite clutch packs and 4-spring preload assembly pre-installed\u003c\/li\u003e\n  \u003cli\u003eForged 4320 chromoly spider gears installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the GM 8.5 and GM 8.6 inch differential?\u003c\/strong\u003e\u003cbr\u003eThe GM 8.5 inch was used from the early 1970s through approximately 1998. The GM 8.6 inch is a revised version used from approximately 1999 onward in the new-body trucks and SUVs. The YDGGM8.5-3-28-1 covers the 8.5 inch application with 28-spline shafts. For the 8.5 or 8.6 with 30-spline shafts, see YDGGM8.5-3-30-1.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes YDGGM8.5-3-28-1 require any additional bearings?\u003c\/strong\u003e\u003cbr\u003eYes. This unit requires carrier bearing part numbers LM102949 and LM102911, which must be purchased separately. Always replace carrier bearings when installing a new differential carrier.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this positraction make my truck spin both rear tires?\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003eYDGGM8.5-3-28-1\u003c\/strong\u003e is a limited slip, not a locker. It transfers torque to the wheel with better traction while allowing some differentiation during cornering. Under hard acceleration from a standstill, both tires will engage with some bias.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs YDGGM8.5-3-28-1 compatible with the factory ring gear?\u003c\/strong\u003e\u003cbr\u003eYes. The carrier uses the factory 10-bolt ring gear bolt pattern. Reuse your existing ring gear or install a new gear set at the same time as the differential upgrade.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat gear oil is required?\u003c\/strong\u003e\u003cbr\u003eUse high-grade non-synthetic GL-5 gear oil with Yukon LSD additive (part number OILADD). Yukon Gear does not recommend synthetic oil for this unit, as it may cause clutch noise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the Magnuson-Moss Warranty Act apply to my truck?\u003c\/strong\u003e\u003cbr\u003eUnder the Magnuson-Moss Warranty Act, installing YDGGM8.5-3-28-1 cannot automatically void your vehicle warranty. A dealer must specifically demonstrate that this part caused a covered component failure to deny a warranty claim.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I rebuild the YDGGM8.5-3-28-1 clutch packs?\u003c\/strong\u003e\u003cbr\u003eYes. Rebuild kits are available for the DuraGrip platform. The fully rebuildable design means you do not need to purchase a new unit when clutch material eventually wears.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 8.5 GM axle support the power levels of a modified engine?\u003c\/strong\u003e\u003cbr\u003eThe GM 8.5 inch is generally considered adequate for mild to moderate street performance. For high-horsepower dedicated performance builds, upgrading to a larger axle such as a GM 12-bolt or 14-bolt is recommended.\u003c\/p\u003e\n\n\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\n\u003col\u003e\n  \u003cli\u003eRaise and support the vehicle. Drain differential fluid and remove cover, driveshaft, and axle shafts.\u003c\/li\u003e\n  \u003cli\u003eMark differential bearing caps for position before removal.\u003c\/li\u003e\n  \u003cli\u003eRemove caps and extract the old carrier with shims. Keep shims separated by side.\u003c\/li\u003e\n  \u003cli\u003ePress new carrier bearings (LM102949\/LM102911) onto the YDGGM8.5-3-28-1 carrier.\u003c\/li\u003e\n  \u003cli\u003eTransfer the ring gear from the old carrier using fresh ring gear bolts torqued to specification.\u003c\/li\u003e\n  \u003cli\u003eReinstall with original shims. Measure backlash with a dial indicator (target 0.005 to 0.009 inch for GM 8.5).\u003c\/li\u003e\n  \u003cli\u003eVerify carrier preload and contact pattern with gear marking compound.\u003c\/li\u003e\n  \u003cli\u003eTorque bearing caps to spec. Reinstall cover with RTV or new gasket.\u003c\/li\u003e\n  \u003cli\u003eFill with GL-5 gear oil and Yukon LSD additive. Reinstall driveshaft and axle shafts.\u003c\/li\u003e\n  \u003cli\u003eRoad test and recheck for leaks and noise after 100 miles of break-in driving.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eProposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":40481862975567,"sku":"YUKYDGGM8.5-3-28-1","price":908.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/yukon-gear-dura-grip-positraction-for-gm-8_5in-w-28-spline-axles-differentials-yukon-gear-axle-4.jpg?v=1701878113","url":"https:\/\/www.blackopsautoworks.com\/products\/yukon-gear-dura-grip-positraction-for-gm-8-5in-w-28-spline-axles","provider":"Black Ops Auto Works","version":"1.0","type":"link"}