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Old 12-09-2004, 10:55 PM   #1 (permalink)
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HOW TO: Replace CV boot

I found some good information on cv boot replacment by searching,
but found no really good step by step instructions.
Here is my attempt on a how to.

Tools/Materials:

-CV boot kit (Contains new boot, grease,
metal bands for the boot)

-Socket wrench

-32 mm deep socket (It must be deep, the regular one will not fit)

-Half inch breaker bar with cheater bar, or an airgun

-13/16' for lug nuts

-17 mm socket and box wrench.

-Flathead screwdriver

-hammer

-Vice or something similar, with soft grips (a rag will work).

-Lots of paper towels

-Latex gloves

-C clip pliers (maybe)

-Pliers for cv boot metal bands.

-Torque wrench

Note, There are apparently two types of axles.
There is one here: http://www.g20.net/forum/showthread....threadid=13765
Thats not the one on my car.

My torn boot


1. Jack up the front of the car, or the side you'll be working on.
Use jackstands for safety. Remove the wheel.

2. Remove the 32 mm axle nut. It will be on there good. It's
torqued down to 145-203 foot pounds of torque. An air gun is best,
but if you don't have one, a breaker bar with a pipe on the end will
work.



3. Remove the two 17 mm bolts on the torque member and move the
caliper to the side. Do not hang it by the brake line, and dont
disconnect it unless you want to bleed it. The torque member bolts
are behind the rotor. Pull the rotor off and place it to the side. I
don't think you have to remove the brakes, but its easy and gives you
room to work.

4. Remove the two 17 mm bolts that attatch the bottom of the strut to
the knuckle. At this point, you want to be sure that the axles does
not pull out of the tranny. I used a jackstand to support it.

One bolt removed:


5. With the hub free from the strut, you will be able to move it
around, and be able to push the axle out of it. You may need a
hammer. As always, when using the hammer, be careful not to damagae
anything. Again, be careful the axle doesnt pull out of the tranny.

Axle removed from hub:


6. Remove the metal bands holding the boot to the CV joint. There
are two, one on the big end, one on the small. use a screw driver to
put it under the end of the band, and hit it with a hammer. That
should free it. Pull the boot back from the large end. If it makes
it easier, you can go ahead and cut the boot off, or just leave it
there. This part is where it really starts to get messy. There will
be alot of grease.

7. Now you need to remove the CV joint from the axle.
Hit the large lip of the CV joint casing out towards the wheel,
while being careful not to pull the axle from the tranny.
Also, be careful not to damage the CV joint.
With a few hits it will slide off.
If you havnt already, remove the old cv boot.
(Note: I'm not sure if the joint is supposed to come out
without the removal of a c clip. There was no c clip on mine,
so I didnt worry about it. No problems so far)

CV joint removed:


8. At this point, you can either put the new boot on, or dissasemble the cv joint and clean it. Its up to you. If you dont want to dissasemble it, skip these steps.

9. Put the joint in a vice using something to pad it and prevent damage. You need to remove the six ball bearings. Do this by hitting the cage (what the ball bearings are held in by) with a soft driver opposite the ball bearing you want to remove. I used the handle end of an old screwdriver for this. The ball will be high enough now to remove. You may need to gently pry it out. Remove all six one at a time.

Removing ball bearings:




10. After all six are removed, you can remove the inner race by rotating it and aligning it with the cage window that is slightly larger than the others. Then you can removed the cage by rotating it as well. Its hard to describe, but once you figure this out it will be easy. Clean all of hte parts, and reinstall. Grease up the ball bearings liberally when you reinstall them.

Nice and clean:


Note: I had alot of problems at this point. Everything didnt want to go back together smoothly. First, make sure you put the inner race in the same direction it came out. I had everything installed the way it was, and it was very hard to move when I got it back together. I thought maybe the bearings should have gone back in the same slot they came out of. Of coures I didnt mark what came from where. Well, it eventually worked out. I just stuck a pipe in the cv joint and moved it around for about 20 seconds. I guess everything seated up right after that and it moved just fine after that.

Here you can see damage to the casing. This isnt the first time the boot has ripped. It has ripped at least 2 or 3 times in the time I've had the car (second owner). We will see how long this joint lasts.


11. Fill the CV joint with suppplied grease. I used the majority of the grease doing that.

Reassembled:


12. Slide the new cv boot onto the axle. Slide or hammer the cv joint onto the axle. Make sure it doesnt go to far in or it wont be able to move. If you have c clips, make sure they get installed. Squirt the rest of the supplied grease into the cv boot.

13. Slide the boot onto the joint, and install the metal bands on each end. Use the special pliers to crimp them on tight.
Note: My cv boot came with the wrong medal band. It's size was a 92 instead of a 98. Check this before you start working.

14. Reinstall everything now. Reconnect the bottom of the strut to the knuckle, put your brakes back on, and put the axle nut on. Torque it down to 145-203 foot pounds of torque.

Thats pretty much it as I remember it. This was my first time doing this. If any of that info is wrong, please correct it. Also, if anyone can shed some light onto the different types of axles and use of c clips that would be great!!! If the pictures don't work, thats because photodump sucks.

-Mike

Last edited by hpro123 : 06-21-2005 at 11:58 PM.
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Old 12-09-2004, 11:06 PM   #2 (permalink)
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1. the axles will NOT fall out of the tranny, unless you remove the 3 bolts on the passenger side axle bracket, or pull like hell on the driver side one. so you really dont need to worry that they will fall out.

2. you definatly do NOT need to remove the caliper, all you have to do is remove the 2 nuts/bolts from the strut and swing the hub down to slide the axle out.

just FYI
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Old 12-09-2004, 11:10 PM   #3 (permalink)
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I added that warning because this is on se-r.net

"Proceed with caution. I tried this when I changed my driver's side CV a couple of weeks back, and promptly yanked the whole axle out. Ended up changing the oil seal anyways. I didn't use a sledge but a slide hammer with a Ford inner CV puller attached (OTC P/N 7507 for you toolaholics.) I did have some concerns about loading up the pinion side bearing when putting the CV back on, but since the whole axle ended up out it didn't matter.

This actually works better on the passenger side since the support bearing holds the axle in. Again, I ended up pulling the axle and changing the seal since I couldn't get the @%&* thing back together on the car. Sometimes just having the whole thing out makes things go much faster."

I figure better safe then sorry, although its not the end of the world if the axle comes out.

And yeah, I figured you didnt have to remove the brakes, but its only two bolts and I figured It'd be easier to have the extra room. Thanks for the additional info
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Old 12-10-2004, 01:06 AM   #4 (permalink)
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You should put this in the Tech info Library.. However, it is important to note that rebuilt axles are cheap, and are an easier alternative.

-Eric
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Old 12-10-2004, 08:05 AM   #5 (permalink)
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Quote:
Originally Posted by RallyKid
You should put this in the Tech info Library.. However, it is important to note that rebuilt axles are cheap, and are an easier alternative.

-Eric
From searching, it appears that most of the rebuilt axles are junk. Raxles are the ones to get, and I believe cost about 150. Replacing the boot cost about 10 bucks.
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Old 12-10-2004, 10:27 AM   #6 (permalink)
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Quote:
Originally Posted by RallyKid
You should put this in the Tech info Library.. However, it is important to note that rebuilt axles are cheap, and are an easier alternative.
And they will snap very easily. This is why my '93 SE-R still has the axles it came with from the factory. I just get them rebuilt here locally. Over 100+ drag launches on them at higher RPMs, and no breakage.

Knock on Mike's head, or something similar to wood.

GREAT writeup, Mike. I'll move it to the Tech Library.
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Old 12-10-2004, 10:30 AM   #7 (permalink)
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Quote:
Originally Posted by mpg9999
From searching, it appears that most of the rebuilt axles are junk. Raxles are the ones to get, and I believe cost about 150. Replacing the boot cost about 10 bucks.

The problem with replacing just the boot is, once the old boot is torn, dirt can get in and damage the joint.
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Old 12-10-2004, 05:35 PM   #8 (permalink)
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Quote:
Originally Posted by eric96ser
The problem with replacing just the boot is, once the old boot is torn, dirt can get in and damage the joint.
Yup, thats why its important to replace it right away. That boot has been replaced before and has gone tens of thousands of miles without any problems. In fact, I believe these are the original axles.

-Mike
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Old 12-10-2004, 05:52 PM   #9 (permalink)
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Quote:
Originally Posted by mpg9999
Yup, thats why its important to replace it right away. That boot has been replaced before and has gone tens of thousands of miles without any problems. In fact, I believe these are the original axles.

-Mike

I'll have to mess around with it. I have a spare passenger axle with a messed up boot. Where did you get the boot from?
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Old 12-10-2004, 06:04 PM   #10 (permalink)
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I got it from car quest. You can actually see in picture number nine that my cv joint has been damaged. It hasnt given me any problems yet, and ill drive it until it does. With the axle out of the car it should be pretty easy.

Another important thing to note is that this is for the outer cv boot only.

-Mike
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Old 12-11-2004, 08:43 AM   #11 (permalink)
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How much more work is needed for the inner cv boot. Is axle removal needed? I have an inner boot torn on pass. side. Was gonna change it whenever I decided on what clutch I want and when I put it in. I hate when these things break. Also, I have learned not to let mechanics at local shops use replacement boots, get Nissan factory boot kit, will last a lot longer. Had to get outter boot changed like 3 times till I figured that one out.
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Old 12-11-2004, 02:15 PM   #12 (permalink)
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Quote:
Originally Posted by blckse-r
How much more work is needed for the inner cv boot. Is axle removal needed? I have an inner boot torn on pass. side. Was gonna change it whenever I decided on what clutch I want and when I put it in. I hate when these things break. Also, I have learned not to let mechanics at local shops use replacement boots, get Nissan factory boot kit, will last a lot longer. Had to get outter boot changed like 3 times till I figured that one out.
Yes, I believe you have to remove the axle. This means you should also replace the seal. You can look here for some info: http://www.se-r.net/transaxle_clutch/chang_cv_boot.html Ignore the part about seperating the ball joints and tie rods. Just remove the strut like I did.

-Mike
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Old 12-13-2004, 12:26 PM   #13 (permalink)
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Not a bad write up, the other option is just buying a remaned axle from any store like autozone, there only $65 and come with a lifetime warranty. When ever i have a bad CV boot, i just pull the axle out and go visit my friends at the parts store and they give me a new one. Anyhow, nice write up and good work.
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Old 12-13-2004, 12:38 PM   #14 (permalink)
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Quote:
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Not a bad write up, the other option is just buying a remaned axle from any store like autozone, there only $65 and come with a lifetime warranty.
Yeah, IMHO axles selection depends on your car. Autozone axles are fine for my daily driver G20, but I only put OEM axles on the race car. I could get replacements all the time from Autozone, but if an axles fails during the race, you lose. The first time I tried remanned axles in the racecar both busted and I only went 7 laps. The steering was shaking so much in turns I had to pull in. The original set of axles lasted almost 10 years and we should get several seasons out of the new OEM ones.
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Old 01-05-2005, 10:31 PM   #15 (permalink)
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Just a note, but you also want to mark where the strut bolts are before you take them out and or an alignment might need to be done.
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Old 06-21-2005, 07:56 PM   #16 (permalink)
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This is a wicked write up, I have just removed the axles from my bluebird to drop the engine and it was soooooo easy thanks to this!
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Old 07-07-2005, 10:31 PM   #17 (permalink)
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I am currently changing the boots on my NX2000 and was wondering if there is a c-clip on the joint. I haven’t gotten that far in the process and would just like to know before I get there. Thanks for the great instructions!
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Old 08-16-2005, 07:44 PM   #18 (permalink)
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I'd like to add a tip to get the axle out of the hub. I had to do this today and those damn axles would not slip out.
Turn the steering wheel all the way to the side your working on.

Slip the axle as far as it will go. I got to this part and i found out that they wouldn't move any more. I cursed, pulled, pushed like a madman but nothing. So right when i was gonna give up I just turned the steering wheel all the way to the opposite side. I don't know what this does but it allowed me to take the axle out of the hub real easy.

This will definitely allow you to slip your axles out.

Now my question to the more experienced guys. WIll moving the steering wheel while the hub is loose from the strut cause me to mess up my alignment? Will it cause my steering wheel to not be balanced?
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Old 08-16-2005, 08:42 PM   #19 (permalink)
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Removing your steering knuckle from the strut already puts your alignment out of whak, you should get an alignment anyway. You could also mark where the strut bolts were with some whiteout or a chalk pencil.
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Old 08-18-2005, 05:38 AM   #20 (permalink)
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id like to add something kind of obvious but maybe helpful

if you do not have a impact wrench you must break lose the axle nut before taking the tire off and jacking the car up i tried with the car up with the breaks on and in gear and the shaft still turned

also you might regret it if you dissasemble the cv joint it can be a real bitch as i just learned i almost considered buying a new one if they sold it by itself but i got it after 2 hours

Last edited by solotop186 : 08-18-2005 at 08:22 PM.
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