{"product_id":"aam-40023039-premium-ring-pinion-3-73-10-5in-14-bolt-dodge-ram","title":"AAM 40023039 Premium Ring \u0026 Pinion 3.73 10.5in 14-Bolt Dodge\/Ram","description":"\u003cp\u003eRestore precise gear engagement and reliable power transfer with the American Axle \u0026amp; Manufacturing 40023039 ring and pinion set, engineered for the 10.5in 14-bolt rear axle found on 2003-2013 Dodge and Ram 1500 and 2500 trucks. This premium-grade set delivers a 3.73 gear ratio with a 41-tooth ring gear and 11-tooth pinion, matched to a 30-spline pinion for a factory-correct fit. Built for rear axle applications, it's designed to be a direct match for the demanding needs of Dodge\/Ram truck drivetrains, whether towing, hauling, or daily driving. Backed by AAM's engineering heritage in axle components, this set arrives ready to install as a matched pair, helping ensure proper gear mesh and consistent noise levels. A straightforward, one-per-application part that simplifies your rear differential rebuild.\u003c\/p\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003eRing and Pinion, Dodge\/Ram 10.5 in. Axle, 3.73 Ratio 03-13\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003ePremium-grade construction targets long-term gear mesh consistency for rear axle differentials.\u003c\/li\u003e\n  \u003cli\u003e3.73 ratio with 41-tooth ring and 11-tooth pinion matches factory Dodge\/Ram 10.5in 14-bolt specs.\u003c\/li\u003e\n  \u003cli\u003e30-spline pinion design supports proper fitment with compatible 10.5in axle assemblies.\u003c\/li\u003e\n  \u003cli\u003eSold as a matched ring and pinion set, simplifying differential rebuild sourcing.\u003c\/li\u003e\n  \u003cli\u003eFits a broad range of 2003-2013 Dodge\/Ram 1500 and 2500 engine configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication Summary\u003c\/h3\u003e2003-2006, 2008-2009 Dodge Ram 2500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2006-2008 Dodge Ram 1500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007 Dodge Ram 2500 5.9L -CC 359CID L6 OHV 24 Valve Turbocharged DIESEL\u003cbr\u003e2010 Dodge Ram 2500 6.7L -CC 408CID L6 OHV 24 Valve Turbocharged DIESEL\u003cbr\u003e2011-2013 Ram 2500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2012 Ram 1500 5.7L -CC 345CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e\n\u003cdiv class=\"-partnumber\"\u003ePart Numbers: 40023039\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e American Axle \u0026amp; Manufacturing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 40023039\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Differential Ring and Pinion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGTIN:\u003c\/strong\u003e 00840382500602\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 8.0000 x 5.0000 x 18.0000 IN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 24.8510 PG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1 BX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCover Bolt Quantity:\u003c\/strong\u003e 14\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGear Ratio:\u003c\/strong\u003e 3.73\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrade Type:\u003c\/strong\u003e Premium\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePinion Gear Tooth Quantity:\u003c\/strong\u003e 11\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWarranty\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty Type:\u003c\/strong\u003e Limited\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty Duration:\u003c\/strong\u003e 1 Years\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty Description:\u003c\/strong\u003e Limited, see demandaam.com\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"American Axle \u0026 Manufacturing","offers":[{"title":"Default Title","offer_id":47835754299541,"sku":"40023039","price":367.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/40023039_B_watermarked.jpg?v=1787718822","url":"https:\/\/mizumoauto.com\/products\/aam-40023039-premium-ring-pinion-3-73-10-5in-14-bolt-dodge-ram","provider":"Mizumo Auto","version":"1.0","type":"link"}