{"product_id":"yukon-ya-wgm14t-30-38-gm-14-bolt-chromoly-rear-axle-30-spline-38in","title":"Yukon Gear 4340 Chrome Moly Rear Axle For GM 11.5in 14 Bolt Truck 30 Spline","description":"\u003ch4\u003eYukon Gear YA WGM14T-30-38 4340 Chromoly Rear Axle GM 11.5in 14-Bolt 30-Spline 38in\u003c\/h4\u003e\n\u003cp\u003eThe Yukon Gear YA WGM14T-30-38 is a high-performance replacement rear axle for GM 11.5 in. AAM 14-bolt trucks. Manufactured from 4340 chromoly steel with cold-roll formed splines and induction heat treating, this 30-spline, 38 in. axle provides the durability needed for towing, off-road, and performance applications on 2001-2010 GM 2500HD and 3500HD trucks. Yukon's Lifetime Warranty is included, with Magnuson-Moss protections applicable for drivetrain warranty claims.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4340 chromoly steel\u003c\/strong\u003e — significantly stronger than OEM alloy for demanding use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-roll formed splines\u003c\/strong\u003e — superior spline geometry and surface finish versus cut splines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInduction coil heat treating\u003c\/strong\u003e — maximizes surface hardness while maintaining core toughness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-spline design\u003c\/strong\u003e — matches GM AAM 11.5 in. 14-bolt truck axle specification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e38 in. length\u003c\/strong\u003e — fits the GM 11.5 in. AAM 14-bolt full-floating rear axle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYukon Lifetime Warranty\u003c\/strong\u003e — Magnuson-Moss protections apply for drivetrain claims\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x Yukon YA WGM14T-30-38 rear axle shaft\u003c\/li\u003e\n\u003c\/ul\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\u003eMPN\u003c\/td\u003e\n\u003ctd\u003eYA WGM14T-30-38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003eNot available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e4340 chromoly steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpline Count\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e38 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDifferential\u003c\/td\u003e\n\u003ctd\u003eGM AAM 11.5 in. 14-bolt truck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eYukon Lifetime Warranty (Magnuson-Moss applies)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003e2001-2010 Chevrolet Silverado 2500HD \/ 3500HD, GMC Sierra 2500HD \/ 3500HD (AAM 11.5 in. rear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eThis Part Fits\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\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2010\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 2500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2010\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2010\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2010\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What differential does the YA WGM14T-30-38 fit?\u003c\/strong\u003e\u003cbr\u003eA: This axle fits the GM AAM 11.5 in. 14-bolt full-floating rear axle found in 2001-2010 Silverado and Sierra 2500HD and 3500HD trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Why use 4340 chromoly over OEM alloy?\u003c\/strong\u003e\u003cbr\u003eA: 4340 chromoly has a significantly higher tensile strength than standard axle alloys, making it better suited for towing heavy loads, off-road use, and performance applications where axle breakage is a concern.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is this a full-floating axle shaft?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The GM 11.5 in. 14-bolt uses a full-floating axle design, and this Yukon shaft is the correct specification for that application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this come with a warranty?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Yukon Gear provides a Lifetime Warranty. Magnuson-Moss protections are applicable for drivetrain warranty claims.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What spline count does this axle have?\u003c\/strong\u003e\u003cbr\u003eA: 30 splines, matching the GM AAM 11.5 in. 14-bolt truck specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Will this fit my 2008 Silverado 2500HD Duramax?\u003c\/strong\u003e\u003cbr\u003eA: Yes, provided it is equipped with the AAM 11.5 in. rear differential, which is standard on these trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is cold-roll forming?\u003c\/strong\u003e\u003cbr\u003eA: Cold-roll forming compresses the metal rather than cutting it, resulting in stronger grain flow and better surface finish on the splines, improving resistance to fatigue and shear forces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Do I need any special tools to install this axle?\u003c\/strong\u003e\u003cbr\u003eA: Standard full-floating axle removal procedures apply. The axle flange bolts to the hub, requiring basic hand tools. A torque wrench is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\n\u003cp\u003eRaise and safely support the rear of the vehicle. Remove the rear wheel and brake drum or rotor. Remove the axle flange bolts securing the full-floating axle shaft to the wheel hub. Slide out the old axle shaft. Install the Yukon YA WGM14T-30-38 by sliding it into the differential and aligning the flange holes to the hub. Torque all flange bolts to OEM specification. Reinstall brakes and wheel. Verify differential fluid level after installation.\u003c\/p\u003e","brand":"Yukon Gear \u0026 Axle","offers":[{"title":"Default Title","offer_id":45974396862543,"sku":"YUKYA WGM14T-30-38","price":319.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/Yukon_YA_WGM14T-30-38_GM_14-Bolt_30-Spline_Axle.jpg?v=1782656331","url":"https:\/\/www.blackopsautoworks.com\/products\/yukon-ya-wgm14t-30-38-gm-14-bolt-chromoly-rear-axle-30-spline-38in","provider":"Black Ops Auto Works","version":"1.0","type":"link"}