AAM Aftermarket | Demand AAM

Differential Cases - Internal Gears

Differential Cases - Internal Gears

AAM differential cases are machined and assembled to the high quality standards and tolerances that OEM's require. All case and case assemblies are designed and tested for each specific vehicle application. Low pinion flange run out, a key specification, is assured for maximum quietness.


Axle Components
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AAM#Vehicle MakeYearAxle TypeAxle Ratio# of TeethNotes
"40047323GM2010 - 2015195 MM Rear Axle2.92 Only27 / 1.15"" Locate
"40074746GM2010 - 2015195 MM Rear Axle3.27 Only27 / 1.15"" Locate
40146894Chrysler2003 - 201511.5"" 14 Bolt - Rear Axle3.42+30 / 1.55"" Locate
40146894GM2001 - 201511.5"" 14 Bolt - Rear Axle3.42+30 / 1.55"" Locate
"40008175Chrysler2003 - 201310.5"" 14 Bolt - Rear Axle3.42+30 / 1.55"" Locate
40090727GM2014 - 20169.76"" 12 Bolt - Rear Axle3.2333 / 1.41""Use with: 976K2323GEARKIT View Locate
40090728GM2014 - 20169.76"" 12 Bolt - Rear Axle3.42"," 3.7333 / 1.41""Use with: 976K2342GEARKIT or 976K2373GEARKIT View Locate
40035046GM1981 - 20139.5"" 14 Bolt - Rear Axle3.42+33 / 1.41""Fits GM 9.5"" rear with 14 bolt cover - Will not work with 2014+ models with 12 bolt cover View Locate
40090727GM2014 - 20169.5"" 12 Bolt - Rear Axle3.0833 / 1.41""Use with: 95K2308GEARKIT View Locate
40090728GM2014 - 20169.5"" 12 Bolt - Rear Axle3.42"," 4.1033 / 1.41""Use with: 95K2342GEARKIT or 95K2410GEARKIT View Locate
"40028204Chrysler2007 - 20139.25"" Beam - Front Axle3.42+33 / 1.41""Replace with 40031460 when inventory is depleted Locate
"40031460Chrysler2007 - 20139.25"" Beam - Front Axle3.42+33 / 1.41"" Locate
"40035046Chrysler2003 - 20069.25"" Beam - Front Axle3.42+33 / 1.41""Use with gearsets: 40016546 (3.73) 40011782 (4.10) 40022464 (4.56) Locate
40035046GM2007 - 20149.25"" Clamshell - Front Axle3.42+33 / 1.41""Has relocated snap ring grooves and no spacer - Will not service 2006 and earlier GM 9.25"" IFS Axles View Locate
40058274GM2011 - 20169.25"" Salisbury - Front Axle3.42+33 / 1.41"" View Locate
"40089797Chrysler2014 - 20169.25"" Beam - Front Axle33 Locate
40048044GM1999 - 20118.6"" 10 Bolt - Rear Axle2.73+30 / 1.29""Has 1.78"" hub dia. - Use bearing LM102949 & Race LM102911 to service 1971 - 1998 applications with 30 spline axles View Locate
26067130GM1988 - 20118.25"" IFS - Front Axle3.42+28 / 1.20""4WD applications only - will not work with AWD View Locate
40003245GM1988 - 20148.25"" IFS - Front Axle3.42+28 / 1.20""Fits AWD & 4WD View Locate
40038013GM1988 - 20148.25"" IFS - Front Axle3.08 - 3.2328 / 1.20""4WD Applications only will not work with AWD - Will not accept 3.42+ ratios Locate
40004373GM2002 - 20128.0"" 10 Bolt - Rear Axle3.42+28 / 1.20"" View Locate
40041442GM2002 - 20127.6"" IFS - Front Axle3.23+28 / 1.20"" View Locate
74038615GM1988 - 20097.6"" 10 Bolt - Rear Axle3.23+28 / 1.20"" View Locate
46002013GM1983 - 20117.25"" IFS - Front Axle3.23+26 / 1.11"" View Locate