Description
DET225S-107D Eaton Detroit Auto Locking Differential for 1991-2002 Dodge Dana 70 with 32 spline axles, 3.31-4.10 ratios. Also fits 1991-1993 Dodge Dana 71 with 32 spline rear axles, 3.07 ratio.
The Detroit locker provides maximum traction for off-road or racing use. The heavy-duty case and internals provide a dramatic increase in strength while giving 100% torque to both tires. The mechanically-operated unit works by locking while under power and unlocking when you let off the gas, allowing you to turn.
O-Ring, AS-568-148F 2.737 x 0.103 Fluorocarbon, Sidewinder or BrushHawk, Elkhart 57502000 
QU30368U Used 22 Tooth Speedo Driven Gear Stamped M for GM NP203, NP205