YES. But you better make sure the gear ratio in the 74 matches the 78. 4-wheel drives must have the same gear ratio in the front and rear are things will BRAKE UNLESS IT IS IN MUD AT ALL TIMES.
Behind the rear license plate housing
Look at the front part of the rear end where the driveshaft bolts to it and you will find it in the housing. It will be on the passenger side of the rear end housing where the driveshaft hooks to the rear end.
No.
The HOUSINGS are the same, But the gear ratio is probley different.
To know for sure, You need to remove the big metal plate on the rear end housing and count the # of teeth on the BIG round gear / Ring gear. Then count the teeth on the small round gear / pinion gear that sets deep in the housing and runs on the big gear. Then divide the small # into the high # and that will be you gear ratio.
Either drop the tranny or pull the engine.
the differential is the large ball looking thing in the middle of the rear axle housing
Gain access to the rear of the socket. Unplug the wires from the rear. Unscrew the housing and the socket will come out the front.
The one that came in it works quite well.
Get under the vehicle and look up into the bumper where the housing is located. Squeeze the tabs and push the housing out of the bumper. It takes about 10 seconds.
It is under the back of the car by the rear end housing. Drivers side.
it has to be out of a van because the Axel housing in a van is longer than any other vehicle Even trucks.