AAM Aftermarket | Demand AAM

Differential Cases - No Internal Gears

Differential Cases - No 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
26067357GM1975 - 201110.5" 14 Bolt - Rear Axle3.42 - 4.1030 / 1.55"USE 74040917 diff gear kit View Locate
40008168Chrysler2003 - 201410.5" 14 Bolt - Rear Axle3.42+30 / 1.55"USE 74049286 diff gear kit Locate
BC3Z4205BFord1985 - 201110.25" - 10.5" Rear AxleAll35 / 1.50"No diff gear kit available from AAM Aftermarket Locate
14012695GM1981 - 20139.5" 14 Bolt - Rear Axle3.42+33 / 1.41"**Either diff gear kit 74047037 or 74040363 may be used with GM 9.5" REAR Locate
14012695Chrysler2003 - 20069.25" Beam - Front Axle3.42+33 / 1.41"**Either diff gear kit 74047037 or 74040363 may be used with RAM 9.25" Beam Front Locate
14012695GM1986 - 20139.25" Clamshell - Front Axle3.42+33 / 1.41"USE 74047037 diff gear kit for 2006 and earlier GM 9.25" IFS applications. USE 74040363 dif gear kit for 2007 - 2013 GM 9.25" IFS CLAMSHELL Applications Locate
40058275GM2011 - 20169.25" Salisbury - Front Axle3.42+33 / 1.41"Use 40085134 diff gear kit Locate
9L3Z4204AFord1987 - 20128.8" Rear AxleAll31 / 1.32"Use FDK-8.8-28 for 28 spline applications - Use FDK-8.8-31 for 31 spline applications Locate
26010481GM1971 - 19988.6" 10 Bolt - Rear Axle2.73+28 / 1.20" or 30 / 1.29"Has 1.63" Hub Dia. - Use 74046964 diff gear kit for 28 spline - Use 74040441 dif gear kit for 30 spline Locate
26018131GM1988 - 20148.25" IFS - Front Axle3.42+28 / 1.20"Use 74045936 diff gear kit Locate
26033477GM1988 - 20097.6" 10 Bolt - Rear Axle3.23+28 / 1.20"Use 74042550 diff gear kit Locate
40041441GM2004 - 20127.6" IFS - Front Axle3.23+28 / 1.20"Use 74043199 diff gear kit Locate
E7TZ4204BFord1987 - 20117.5" Rear AxleAll28 / 1.20"Empty Trac-Loc Case - No diff gear kit available Locate
14039596GM1983 - 20127.25" IFS - Front Axle3.23+26 / 1.11"Use 74046137 diff gear kit Locate