Originally Posted by w2b
I have a 90 YJ and while greasing it and checking fluids I was hand twisting and shaking the driveshafts to check the u-joints for wear. I noticed that the front driveshaft seemed to have quite a bit of freeplay in it. Is this normal or is it an indication that the differential is or transfer case chain is wearing out? Sorry if this is a stupid question but its my first jeep and first chain drive for me.
Its normal. Dont worry about it. Keep an eye on your ujoints though.
Complete rebuild axle/engine/everything swap in progress:
Parts already gathered for assembly: 2001 Ford 302, 1990 Mustang GT 5.0 ECU and wiring, NP435, NP205, Pair of axles from 04' F350 SuperDuty (Sterling 10.5 Posi rear, Dana 60HP Front-Both Disk Brakes 3.73 Gears), 37" H1 Tires, 9" lift TJ Coils for 2 link conversion in front, Stage 2 Clutch Kit, 3 Row Aluminum Radiator, Chevy Astro Steering box (4" front Stretch), XJ Rear Leaf Springs (6" Rear Stretch), and lots more.