will a 1988 rear end fit under a 1965 chevy truck
Yes it should
chevy suburban is mounted on a truck frame so most rear ends from any truck or tahoe which is also a truck will work if it is a late model 6 lug.
85W90 Gear oil.
350 or 305 depending on rear end
Look at the lower rear end of engine
Right behind the a arm in the front on the back on the rear end
Is a rear end in a 88 4x4 Chevy truck the same as the front in gears of a 93 Chevy 4x4
Will it bolt in? No. But anything will fit with fabrication and money.
Chassis Engineering Inc has a kit to install a motor, transmission and rear end into a 1951 chev truck.
No it will not, Not even close. Car and truck rear ends are totally different.
You will have to remove the rear end plate. NEUTZ