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Flexx Boot FB3000 Small Shaft Universal CV Boot

  • Based on 1,608 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Wednesday, May 22
Order within 4 hours and 56 minutes
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Features

  • Fits shaft size 19mm-24mm
  • - Enables the repair of cv joints by replacing old, worn out boots without needing to remove the axle itself
  • - Specially Formulated, Highly Flexible & Durable so it can be installed with the use of a Pneumatic CV Boot Installer, an Installation cone or the Traditional Way
  • - Save Time and Money as compared to an axle replacement.
  • - Ideal for Preventative Maintenance that keeps the vehicle in its OE State

Manufacturer: ‎Flexx Boot


Brand: ‎FLEXX BOOT


Model: ‎FB3000


Item Weight: ‎9.6 ounces


Package Dimensions: ‎5.2 x 4.13 x 4.06 inches


Item model number: ‎FB3000


Is Discontinued By Manufacturer: ‎No


Manufacturer Part Number: ‎FB3000


Date First Available: March 28, 2013


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, May 22

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Top Amazon Reviews


  • Nice and Flexible - Able to install without disassembling CV Joint on 2010 Ford Escape
I'm glad I chose this CV boot as a replacement for my daughter's 2010 Ford Escape. I had previously replaced a torn outer boot using one of the glue together boots and it ripped again within months. This time, I figured I would do it right with a one piece boot. I was convinced I would remove the axle end from the wheel hub and pull the whole CV joint off in order to gain full access and make it an easy job. Before doing so, I read the review where the guy bought the Walmart Hypertough Large Engine Funnel (search for part number HTLEF-2020) and cut the end off to make a cone to stretch the boot over so he could install without removing the CV joint. I was at Walmart a few days later, so I bought one just in case for $3. The following weekend, I went ahead and started the job. I removed the tire and wheel, brake caliper and then took the two bolts out the held the hub to the strut. I also took off the big nut that holds the axle into the front bearing. After that, you can just tilt the whole wheel hub piece forward on the ball join and get just enough room to push the axle out and remove the outer end from the wheel bearing so you have complete access. I cut the old torn glue together boot off and prepared to remove the CV joint. After a lot of looking, I couldn't see a clip that I expected to find to remove the joint. I fumbled with it for a while and just didn't see an easy way to remove it. Unconvinced about the funnel idea and sure I would split and ruin my new boot by stretching it out way too far, I figured what the heck, I'll give it a shot since I already had the funnel. I cut the big outer end off the funnel, cutting just enough so it would be a nice symmetrical cone. This left it the perfect size to slide over the outside of the CV joint and also cover the ABS ring that would surely cut the boot otherwise. I put the funnel over the CV joint and warmed up the boot with a heat gun so it was nice an pliable. On my first attempt, I greased up the funnel and tried to push the whole boot on right side out with the small end first. I got it about halfway and there was no way it was going to make it all the way on. I was getting a little discouraged and then remembered a review where the guy said he turned the boot inside out before slipping it over the funnel. That was the key, but here's what you need to know since it took me a few attempts: Flip the boot inside out and make sure you grease the funnel. Then start pulling the big end of the boot over the funnel. Get as much of the boot off the funnel and onto the axle as soon as possible. This is what was making is so difficult when I was first doing it and when I did it right side out. If you have the whole boot on the funnel at once, you are trying to stretch out the whole boot at one time instead of a small section. Pull the boot little by little up the funnel and again, keep getting as much of the boot off the funnel and onto the axle as possible as you move along. To my amazement, I got it to pop on and was easily able to flip it right side out. I had to triple check it because I could not believe it didn't split in half stretching that much. It worked...I'm amazed, but only after doing it this way. The last part of the job is inserting the grease, which is a messy but easy job. Just keep packing it into the joint as much as you can. If your boot was a mess, and dirt got inside, you should remove the old grease first. Installing the bands was the next new thing for me. I wasn't sure how the worked but eventually figured out that what you do is put them on by hand, as tightly as possible by clipping them so the little hooks go into the holes in the bands. Get them as tight as you can in this step because what you are going to do is crimp the square part the sticks up to tighten them. I had a tool (pictured) that is used to crimp underground sprinkler pipe clamps in the same way. You can get these tools at any hardware store. These provided clamps are just like a sprinkler clamp but adjustable. So put them on as tight as you can and then use a sprinkler tool as pictured to crimp the square part to tighten them up. I had to trim a little bit of the very outer edge of my universal boot to remove some excess material, but other than that it fits and appears to be just what I needed. I hope this helps someone! ... show more
Reviewed in the United States on August 6, 2023 by DiyDiagnostics DiyDiagnostics

  • Good product but not truly universal
Most of the other positive reviews about this are accurate, so I will not just restate those points. However, there are two important notes. First, it is not truly universal. I found this out the hard way when I tried putting this on my axel for my 2008 Mazdaspeed 3. It has a tri scalloped edge that left three openings when I put on this boot. However, I was able to make it work by cutting off the top of the old boot to make a solid fit. This worked, but it is not ideal, and I hope it doesn't leak. Second, I just bought a cheap and narrower funnel to use my application cone. I put some oil on it to allow it to slide, and it worked great. That only cost me $6 instead of $16-$20. I just had to cut off the lip of the funnel. ... show more
Reviewed in the United States on September 29, 2023 by David S. David S.

  • Put it on my old axles
So I have used these twice on 2 of my old axles. Although I don't suggest you use them on your old axle if the axle clicks or damaged. Anyway my old axles are not damaged so that's why I use these to replace the old ripped boots. I only gave it a 3 (middle of the road) rating for durability simply because I don't know how long they will last. The material seems ok. There is plenty of axle grease. Make sure you have the correct crimping tool too. I'd buy it again! ... show more
Reviewed in the United States on September 9, 2023 by M. McConaughey

  • Good
Good
Reviewed in the United States on October 12, 2023 by lee alcala

  • Waste of Money
Does not work as advertised. Videos are misleading. Can’t install without disassembling axle.
Reviewed in the United States on September 25, 2023 by TimG

  • Some people install them weird..
If you want to replace the boot. Just take the axle off and cut off the old axle boot. On the inside park of the axle ( the one that connects to the transfer case) ( 2011 jeep patriot 4x4) most axles have a c clip . You can easily take off the c clip, clean off old grease and just slip on the new boot and cut to size.. some people are using funnels to force the boot over the joints, but for me it was just easuer to take off the inside axle park, take off the c clip and just slip on the boot with no problems. Also, if you dont have the tools to crimp the bands, if you have a pex clamp crimper, you can use that too. ... show more
Reviewed in the United States on June 16, 2023 by Christopher Cabrera

  • Light on pocket and great options for diy
I’d rate high for the DIY option available for people like to do by themselves. Boot needs little trim at the bigger end and fit accordingly. I was inclined to replace complete cv axle and got one from Autozone but there is a big hassle in taking it out on passenger side. That’s where this is handy as I just need to replace outer one. Used the transmission funnel from Walmart and cut out exactly at its largest diameter possible. Surprised to believe that it is exact fit for Toyota Camry 2009. Using Palmolive dish soap as such(no dilution) it worked like butter. Just one strong push is all it needed.Ensure one has good grip gloves. One has to ensure that to remove axle, tie road and ball joint from lower control arm and brake caliper set aside, exactly the way one would do to remove cv axle. Doing this gives good space. Overall for a naive like me it’ll take around 1-2 hours with hand tools. And I guess that’s what mobile mechanics too charge but they’d like to replace instead of doing greasy boot job. It’s lot of labor to such jobs. Hope it stays for long year’s. ... show more
Reviewed in the United States on July 11, 2022 by DC DC

  • Worth it
Rebuilt my cv axles for my 2001 prelude. The setup was as straight forward and with easement. The rubber is much more flexible but we will see how long it lasts. The rubber does seem to be more flexible however, that being said it may not last as long as oem as durability with a softer material. Be forewarned ... show more
Reviewed in the United States on April 18, 2023 by Rico_0chet

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