Dana 35 Jeep Rear Axle Posi Trac Lok Differential Limited Slip 27 Spline 3:31 and Faster

This is a genuine Dana/Spicer posi track differential. This is the helical or Truetrac style posi that uses worm gears instead of axle and spider gears with clutches. this is for 37 spline axles and is for 4:10 and slower (4:56, 4:63, 4:88 etc.). These were commonly found in F450 trucks from the early 1990’s [...]

This is an aftermarket replacement for the Trac Lok posi differential found in older Jeep, GM, Dodge, and Ford vehicles. This is for the 3:92 and slower gear ratios (4:10; 4:56, etc.)

This is an OEM style genuine AAM Traclock posi differential. We use the M4204F318 part number, but the box also has the latest AAM part number AL3Z4026A. This fits all Ford 8.8 differentials with 31 spline axles. These are a rebuildable clutch style posi.  

This is a genuine Dana Trac-Loc differential for Dodge vehicles with the 9.25″ ring gear from 1970-2009 with 31 spline axles. This is what came out in these year vehicles from the factory if they had a posi track differential. They also make a nice upgrade when replacing an open differential. The new Dana number [...]