benzbaron
benzbaron Reader
3/19/09 3:02 p.m.

Well I know a funky old 1994 pickup is kind of off topic, I'm pretty sure the older model toyotas have similar rear axle setup with drum brakes which some of you folks might be familiar with. I just started pulling apart the drum brakes and one side is covered in bearing grease. It smells like axle oil kind of so I think it must be the axle seal. I'm getting ready to pull out the axle so I can assess the damage. I don't know if the bearing will still be good.

Does anyone have any experiance doing rear axle seals on a 1990s toyota? My Dad has a press and lots of experiance so he should be able to press any seals.

Any help is appreciated, thank you!

44Dwarf
44Dwarf Reader
3/19/09 3:36 p.m.

No press needed for the seal but will be for bearing. It's a mini copy of the ford 9 inch rear. remove the 4 8mm nuts with a 14mm socket. get a 3 ft length of large link chain. place end link over a stud and screw on the lug. hold chain in one hand off to the side of your leg and snap it quick from slack to tight. The axle will slide out. Pull axle all the way you'll find the seal just be hind the bearing bore.

The axle bearings are sealed units. most of the time when the seal goes the bearing was the cause or is likely to follow soon as the oil washes out the grease and if you fix the seal it will now run dry.

Bearing will have a pressed on collar next to it. Grind a grove in it then split it with a cold chisel. then go for the bearings out race, cage then remove balls and grind a slot in the innerace and crack it like before with the chisel. I don't like to press them off due to exploding bearing parts and you can bend the axle as there ~30 inches long.

Next warm up the new bearing to 260-300 deg and slide it down the axle it should at that temp slide right in to place but quickly make sure it bottoms on the axle shoulder with a pipe that contacts the inner race only and a hammer. You can cold press them one but it's not fun and it can skive the axle. do the same with the collar. Make sure not to nick the od of the collar as this is what the seal rides on!

Make sure to load the seal and the surface of the collar with grease before bolting in the axle.

44

benzbaron
benzbaron Reader
3/19/09 4:06 p.m.

Cool thanks for the reply, I'm getting ready to disassemble the thing now. Sounds like I'll be needing some more parts.

Dr. Hess
Dr. Hess SuperDork
3/19/09 7:20 p.m.

I did the bearings and seals on my 86 RN50. It wasn't that big of a deal. The last couple hundred miles coming back from the Left Coast towing the Esprit on a car hauler, I was starting to get some phunny noises. I made it home, took the Truck in to work the next day and the seal blew out and it started making a lot of noise. Limped on home and the left bearing was shot. I replaced them both.

benzbaron
benzbaron Reader
3/19/09 9:29 p.m.

I think the bearing is still good but after all is said and done I am going to replace bearing and seals. I got the axle out, the hardest part was getting the parking brake undone, but I did it.

Now all I need to do is have my old man press out the bearing and seal. Thanks for the help folks and I think I found the GRM tie in. The is one of the best and cheapest pickups for hauling junk around. You can get a beater with the 22re for between 1500-2000$. Mine has 207k miles and wont stop. Hauls 1000lbs no problem, as long as you load it correctly(as close to the passanger compartment as possible). Thanks again!

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