{"product_id":"yukon-gear-5-29-4-cylinder-ring-pinion-gear-set-for-toyota-8-differential-4wd-1979-95-4runner-pickup","title":"Yukon Gear 5.29 4-Cylinder Ring \u0026 Pinion Gear Set for Toyota 8\" Differential 4WD (1979-95 4Runner\/Pickup)","description":"\u003ch3\u003eYukon Gear 4-Cylinder 5.29 Ring \u0026amp; Pinion Gear Set For Toyota 8\" Differential\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFor 1979–1995 4WD Toyota Pickup \u0026amp; 1984–1995 4WD Toyota 4Runner Equipped with Toyota 8\" Differentials and 20R, 22R, 22RE Engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Yukon Gear 5.29 Ring \u0026amp; Pinion Gear Set is a premium differential gearing upgrade designed for Toyota 4WD trucks and SUVs equipped with Toyota's legendary 8-inch rear differential. Featuring a deep 5.29:1 gear ratio and a heavy-duty 29-spline pinion design, this gear set is engineered to maximize low-speed torque, improve crawling performance, restore power lost to oversized tires, and increase drivetrain durability in demanding conditions.\u003c\/p\u003e\n\u003cp\u003eManufactured using advanced machining, precision heat treatment, and rigorous quality control processes, Yukon gear sets are trusted by professional installers, off-road enthusiasts, overlanders, and restoration builders worldwide.\u003c\/p\u003e\n\u003cp\u003eWhether you're running 35-inch tires, building a dedicated trail rig, towing heavy loads, or upgrading a classic Toyota Pickup or 4Runner, Yukon 5.29 gears deliver exceptional performance and long-term reliability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Upgrade to 5.29 Gears?\u003c\/h2\u003e\n\u003cp\u003eThe 5.29 ratio is one of the most aggressive gear ratios available for Toyota 8-inch differentials and is commonly chosen for vehicles running larger tires or spending significant time off-road.\u003c\/p\u003e\n\u003ch3\u003ePerformance Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMaximum low-speed torque multiplication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved rock crawling capability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRestores power lost to oversized tires\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved acceleration and throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBetter clutch and transmission longevity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnhanced towing performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved drivability in mountainous terrain\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased control during technical off-road driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor Toyota owners running 35-inch tires or larger, 5.29 gears are often the preferred choice for restoring factory-like performance while significantly improving trail capability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eHeavy-Duty 29-Spline Pinion Design\u003c\/h2\u003e\n\u003cp\u003eUnlike factory Toyota gear sets that commonly use a smaller 27-spline pinion shaft, Yukon engineers this gear set with a stronger 29-spline pinion for increased durability and load capacity.\u003c\/p\u003e\n\u003ch3\u003eAdvantages of the 29-Spline Upgrade\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLarger pinion shaft diameter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncreased drivetrain strength\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved resistance to pinion failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBetter durability under extreme loads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for off-road, towing, and oversized tire applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eImproved long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis upgraded design helps strengthen one of the most heavily stressed components within the differential assembly.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant 29-Spline Conversion Information\u003c\/h2\u003e\n\u003ch3\u003ePlease Read Before Ordering\u003c\/h3\u003e\n\u003cp\u003eMost 1979–1995 Toyota Pickup and 1984–1995 Toyota 4Runner models originally came equipped with 27-spline pinion hardware.\u003c\/p\u003e\n\u003cp\u003eBecause this Yukon gear set utilizes a larger 29-spline pinion shaft, additional conversion components are required for installation.\u003c\/p\u003e\n\u003ch3\u003eRequired Conversion Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e29-Spline Companion Flange \/ Yoke\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e29-Spline Pinion Seal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e29-Spline Pinion Nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo simplify installation, these components are available when selecting the:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"29-Spline Gears + 27-to-29 Spline Conversion Hardware Kit\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eunder the Installation Spline Configuration option.\u003c\/p\u003e\n\u003cp\u003eThis package includes the required components needed to convert factory 27-spline applications to the stronger 29-spline Yukon setup.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePrecision Yukon Engineering\u003c\/h2\u003e\n\u003cp\u003eYukon Gear \u0026amp; Axle utilizes advanced manufacturing processes to ensure every gear set meets strict performance and durability standards.\u003c\/p\u003e\n\u003ch3\u003eConstruction Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision-machined ring and pinion gears\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced heat-treated alloy steel construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptimized gear tooth geometry\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePremium surface finishing process\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQuality-tested gear patterns\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for quiet operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEngineered for long service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese manufacturing processes help ensure smooth engagement, proper wear characteristics, and dependable long-term performance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBuilt for Extreme Off-Road \u0026amp; Heavy-Duty Use\u003c\/h2\u003e\n\u003cp\u003eYukon gear sets are designed to withstand demanding environments ranging from daily driving to extreme trail use.\u003c\/p\u003e\n\u003ch3\u003eDurability Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-strength gear construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent wear resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for oversized tire applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with many locking differentials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProven performance under heavy loads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLong-term drivetrain reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhether your Toyota is a dedicated crawler, overland vehicle, or work truck, Yukon gears are engineered to perform under demanding conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eYukon Y.E.S. Protection Plan\u003c\/h2\u003e\n\u003cp\u003eYukon offers one of the most comprehensive protection programs in the differential industry.\u003c\/p\u003e\n\u003ch3\u003eCoverage Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eEligible for Yukon Y.E.S. Protection Plan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLifetime protection available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo-questions-asked coverage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtection available for as long as you own the vehicle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRefer to Yukon warranty requirements and installation guidelines for complete coverage details.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e35-inch and larger tire upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRock crawling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical off-road driving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOverland vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExpedition rigs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeavy towing applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRestoration projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerformance drivetrain upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ch3\u003eToyota Pickup\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1979–1983 Toyota Pickup\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e4WD Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eToyota 8\" Rear Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e20R and 22R Equipped Vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1984–1988 Toyota Pickup\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e4WD Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eToyota 8\" Rear Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e22R, 22RE Equipped Vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1989–1995 Toyota Pickup\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e4WD Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eToyota 8\" Rear Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e22R, 22RE Equipped Vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eToyota 4Runner\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1984–1989 Toyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e4WD Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eToyota 8\" Rear Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e22R, 22RE Equipped Vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e1990–1995 Toyota 4Runner\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e4WD Models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eToyota 8\" Rear Differential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e22RE Equipped Vehicles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1975–1990 Toyota Land Cruiser\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eEquipped with compatible Toyota 8\" differentials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFitment Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for Toyota 8-inch differential applications only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned specifically for 4-cylinder Toyota applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with 20R, 22R, 22RE engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e5.29:1 gear ratio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHeavy-duty 29-spline pinion design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRequires matching 29-spline yoke, seal, and pinion nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWill not fit Toyota 7.5-inch IFS front differentials\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProfessional installation recommended\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProper gear break-in required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify carrier and locker compatibility before ordering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFactory G254 Differential Warning\u003c\/h3\u003e\n\u003cp\u003eCertain Toyota applications were equipped with the rare factory G254 4.88 differential assembly. This Yukon gear set is not compatible with those factory carrier configurations.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAvailable Configurations\u003c\/h2\u003e\n\u003ch3\u003eStandard Gear Set\u003c\/h3\u003e\n\u003cp\u003eIncludes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Yukon 5.29 Ring Gear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Yukon 5.29 Pinion Gear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation Instructions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGear Set + 29-Spline Conversion Hardware Kit\u003c\/h3\u003e\n\u003cp\u003eIncludes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Yukon 5.29 Ring Gear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) Yukon 5.29 Pinion Gear\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) 29-Spline Companion Flange \/ Yoke\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) 29-Spline Pinion Seal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e(1) 29-Spline Pinion Nut\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstallation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis option provides the necessary hardware required to convert factory 27-spline applications to the stronger 29-spline Yukon setup.\u003c\/p\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"29-Spline Gears Only (Requires Conversion Hardware)","offer_id":53013782659381,"sku":"491","price":448.89,"currency_code":"USD","in_stock":true},{"title":"29-Spline Gears + 27-to-29 Spline Conversion Hardware Kit","offer_id":53013782692149,"sku":"492","price":474.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6005\/8421\/files\/Untitled-4_7bb3bbdf-f594-4c52-b509-d6ff185f767c.png?v=1781455861","url":"https:\/\/preserverad.com\/products\/yukon-gear-5-29-4-cylinder-ring-pinion-gear-set-for-toyota-8-differential-4wd-1979-95-4runner-pickup","provider":"Preserve Rad","version":"1.0","type":"link"}