{"product_id":"aam-40025925-premium-differential-pinion-flange-w-deflector-gm","title":"AAM 40025925 Premium Differential Pinion Flange w\/ Deflector GM","description":"\u003cp\u003eKeep your GM truck or SUV's driveline running smoothly with this American Axle \u0026amp; Manufacturing 40025925 Differential Pinion Flange. Built to AAM's Premium designation, this flange includes an integrated deflector to help manage contaminants near the pinion seal area, supporting long-term seal protection. Featuring a 30-spline configuration and compatibility with 1344-series U-joints, it's engineered to connect properly with the driveshaft on applications using GM 8.25-inch axles (1988-2018) and GM 9.25-inch axles (1988-2010). This part covers a broad range of GM trucks, SUVs, and AM General Hummer applications spanning 1988-2019 model years. As a new, released component from AAM—a name trusted in axle and driveline manufacturing—this flange is a straightforward way to replace a worn or damaged pinion flange without guessing on fitment specs. Always verify exact application fitment before ordering.\u003c\/p\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003ePinion Flange w\/ Deflector, GM 8.25-inch Axle 88-18, GM 9.25-inch Axle 88-10\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n  \u003cli\u003eIntegrated deflector helps shield the pinion seal area, supporting a longer service life\u003c\/li\u003e\n  \u003cli\u003e30-spline design ensures proper driveshaft engagement for reliable power transfer\u003c\/li\u003e\n  \u003cli\u003eCompatible with 1344-series U-joints for correct driveshaft connection\u003c\/li\u003e\n  \u003cli\u003eFits both GM 8.25-inch and 9.25-inch axle families across a wide model range\u003c\/li\u003e\n  \u003cli\u003ePremium-grade AAM component backed by manufacturer designation for quality assurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplication Summary\u003c\/h3\u003e1987 Chevrolet V10 5.0L -CC 305CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1987 Chevrolet V20 4.8L -CC 292CID L6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1987 GMC V1500 5.0L -CC 305CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988 Chevrolet V20 Suburban 7.4L -CC 454CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1990, 1996, 1998 Chevrolet K2500 5.0L -CC 305CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1991 GMC V1500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1991 GMC V2500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1994, 1999 GMC K1500 5.0L -CC 305CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-1995, 1999 Chevrolet K1500 5.0L -CC 305CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1988-2000 Chevrolet K3500 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1989, 1991 Chevrolet V2500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1989-1991 Chevrolet V1500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1990 Chevrolet V2500 Suburban 7.4L -CC 454CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1991-1995 Chevrolet K2500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1993 AM General Hummer 6.2L -CC 379CID V8 OHV 16 Valve Naturally Aspirated DIESEL\u003cbr\u003e1992-1993, 1995-1999 Chevrolet K1500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1993, 1996-1999 GMC Yukon 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1994 Chevrolet Blazer 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1999 Chevrolet K2500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1999 GMC K1500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1992-1999 GMC K2500 Suburban 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1994 Chevrolet K1500 Suburban 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1994, 1997-1998 AM General Hummer 6.5L -CC 395CID V8 OHV 16 Valve Naturally Aspirated DIESEL\u003cbr\u003e1994-1995 GMC Yukon 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1995 Chevrolet Tahoe 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1995 GMC K1500 6.5L -CC 395CID V8 OHV 16 Valve Naturally Aspirated DIESEL\u003cbr\u003e1995-1996 AM General Hummer 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1995-1996 Chevrolet Silverado 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1996 Chevrolet K1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1996, 1998 GMC K1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1996-1999 Chevrolet Tahoe 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1997 GMC K1500 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1997, 1999-2000 Chevrolet K2500 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1997-1998 Chevrolet K1500 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1997-1999 Chevrolet Silverado 4.0L 3990CC 243CID L4 OHV 8 Valve Naturally Aspirated DIESEL\u003cbr\u003e1999 Chevrolet Silverado 2500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1999 GMC Sierra 2500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1999-2000 Cadillac Escalade 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e1999-2001 AM General Hummer 6.5L -CC 395CID V8 OHV 16 Valve Turbocharged DIESEL\u003cbr\u003e1999-2002 Chevrolet Silverado 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e1999-2003, 2005-2006 GMC Sierra 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2002, 2004 Chevrolet Tahoe 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2002, 2004-2005 GMC Yukon 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2003, 2005-2006, 2008 GMC Yukon XL 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2003, 2005-2009 Chevrolet Suburban 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2003, 2006, 2008-2009 Chevrolet Suburban 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2004 Chevrolet Silverado 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2004 GMC Sierra 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2000-2004, 2006-2009 GMC Yukon XL 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2003, 2005-2006 Chevrolet Silverado 1500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2003, 2005-2006 Chevrolet Silverado 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2003, 2005-2006 GMC Sierra 1500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2006 GMC Sierra 3500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2006, 2008-2010 GMC Sierra 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2001-2011 Chevrolet Silverado 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2002-2006 Cadillac Escalade 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2002-2006 Cadillac Escalade EXT 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2002-2006 Chevrolet Avalanche 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2003, 2005-2006 Chevrolet Silverado 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2003, 2005-2007, 2014-2017 Chevrolet Tahoe 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2003, 2006-2007, 2014 GMC Yukon 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2003-2006 Cadillac Escalade ESV 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2004 Chevrolet Silverado 3500 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL\u003cbr\u003e2004 Chevrolet Suburban 2500 8.1L -CC 496CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2004 GMC Sierra 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2004, 2007 GMC Yukon XL 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2004, 2007-2009 Chevrolet Silverado 1500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2004-2005, 2007 Chevrolet Suburban 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2005 GMC Yukon XL 2500 8.1L -CC 496CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007 Chevrolet Silverado 1500 Classic 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated GAS\u003cbr\u003e2007 Chevrolet Silverado 3500 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007 Chevrolet Silverado 3500 Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007 GMC Sierra 1500 HD Classic 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007, 2010-2013 Chevrolet Avalanche 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2007, 2011, 2014 GMC Sierra 2500 HD 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL\u003cbr\u003e2007-2008 Cadillac Escalade 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2008 Cadillac Escalade ESV 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2008 Cadillac Escalade EXT 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2009 GMC Sierra 1500 4.8L -CC 294CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2009, 2015-2016 GMC Sierra 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2011 Chevrolet Silverado 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2007-2011 GMC Sierra 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2008 Chevrolet Tahoe 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2008 GMC Yukon 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2008-2009 Chevrolet Avalanche 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2009 Chevrolet Tahoe 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2009-2013 Cadillac Escalade ESV 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2009-2013 Cadillac Escalade EXT 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2009-2013, 2015 GMC Yukon 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2009-2014 Cadillac Escalade 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2009-2014 GMC Yukon XL 1500 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2010-2013 Chevrolet Silverado 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FULL HYBRID EV-FLEX (FHEV)\u003cbr\u003e2010-2013 Chevrolet Suburban 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2010-2013 Chevrolet Tahoe 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FULL HYBRID EV-FLEX (FHEV)\u003cbr\u003e2010-2013 GMC Sierra 1500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FULL HYBRID EV-FLEX (FHEV)\u003cbr\u003e2010-2013 GMC Yukon XL 2500 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2010-2013, 2017 GMC Sierra 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2012-2013 Chevrolet Silverado 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2012-2013 GMC Sierra 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2012-2013 GMC Sierra 3500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2012-2014 Chevrolet Silverado 2500 HD 6.0L 5967CC 364CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2014 Chevrolet Silverado 3500 HD 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL\u003cbr\u003e2014 GMC Sierra 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX\u003cbr\u003e2014 GMC Sierra 3500 HD 6.6L 6599CC 403CID V8 OHV 32 Valve Turbocharged DIESEL\u003cbr\u003e2014, 2016 Chevrolet Silverado 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2014, 2018 GMC Sierra 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2015 Chevrolet Silverado 1500 4.3L -CC 262CID V6 OHV 12 Valve Naturally Aspirated FLEX\u003cbr\u003e2015-2017 Chevrolet Suburban 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2015-2017 GMC Sierra 1500 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2015-2018 GMC Yukon XL 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e2017 Chevrolet Silverado 1500 6.2L 6162CC 376CID V8 OHV 16 Valve Naturally Aspirated GAS\u003cbr\u003e2019 Chevrolet Silverado 1500 LD 5.3L 5328CC 325CID V8 OHV 16 Valve Naturally Aspirated FLEX\u003cbr\u003e\n\u003cdiv class=\"-partnumber\"\u003ePart Numbers: 40025925\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 40025925\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Differential Pinion Flange\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGTIN:\u003c\/strong\u003e 00840382502828\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 4.5000 x 5.1250 x 4.5000 IN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight:\u003c\/strong\u003e 2.6000 PG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e 1 EA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrade Type:\u003c\/strong\u003e Premium\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 1X 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":47835757510805,"sku":"40025925","price":74.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/40025925_B_watermarked.jpg?v=1787718825","url":"https:\/\/mizumoauto.com\/products\/aam-40025925-premium-differential-pinion-flange-w-deflector-gm","provider":"Mizumo Auto","version":"1.0","type":"link"}