This part replaces part no 183839,181301

Pinion Cone I.D. : 1.125"
Pinion Cone Width : .8438"
T/C Output Shaft Cone I.D. : 1.125"
T/C Output Shaft Cone Width : .8438"

Differential Cup O.D. : 2.531"
Differential Cup Width : .8438"
Pinion Cup O.D. : 2.531"
Pinion Cup Width : .8438"
T/C Output Shaft Cup O.D. : 2.531"
T/C Output Shaft Cup Width : .8438"