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How to Measure Your ATV/UTV Axles

By Kavan Wright | How-To on June 17, 2020
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There are a lot of different reasons you might need to measure your axles. Maybe you’re trying to fab up your own custom suspension, or maybe you bought a used machine with a funky lift kit and need to get a replacement axle.

If you’re in a situation where you don’t have a better way to identify your UTV or ATV axle, you need to know how to measure it. We’re gonna tell you the standard method of measuring axle length, but first you’ll need to grab a buddy and a tape measure.

Rhino Axle Compression measurement
You need to measure from the outside of the cup face when you measure your axles. This is typically the critical measurement point used when designing an axle, and it’s what we use here at SuperATV.
Photo by SuperATV

Measure from Cup to Cup

UTV and ATV axles that use double CV joints are measured from cup to cup, not tip to tip. The trick is to make sure your CV joints are straight. They tend to flop around and if they’re bent at all, you won’t get an accurate measurement. That’s where your buddy comes in. They can hold the axle straight and hold one end of the tape while you hold the other.

Axle CV
Keep your CV joints straight like this for an accurate measurement. If you have it bent, your measurement will come up short.
Photo by SuperATV

Measure Twice on Plunging Axles

Most UTV axles and high-quality ATV axles have at least one plunging CV joint. That means that while your axle is sitting on the table, it’s at some random length between it’s most extended and compressed lengths.

This is where you’ll really need a friend helping.

First, extend the axle as far as it will go by pulling on both ends of the axle.

Then, measure from the outside of each cup face to get your extended measurement.

Now, push the CVs together as much as you can and measure again. This is your compressed measurement.

Your compressed and extended measurements are the specs axle manufacturers use to measure their axle length, and you should be able to find the axle you need using those specs.

Rhino Axle Compression measurement
Most axles on four-wheelers and side-by-sides have at least one plunging CV joint. If yours do, you’ll need to get an extended and compressed measurement.
Photo by SuperATV

Now What?

You’ve got your compressed and extended lengths measured, now you can finally figure out what axles you need. All you need to do is find a stock replacement for your machine, and get those measurements either by looking online or calling the company that makes it.

If they match yours, great! You just need stock length axles. If they’re shorter, then that means you’ve got some kind of lift and you’ll need to find lift axles that match your measurements.

Keep in mind that some companies, like SuperATV, etch a part number into the axle shaft. Be sure to look your axle over for any part numbers if you want to skip the measuring process.

You’re All Set

Now that you know what you need and how to get it, you’ll never have to measure your axle again! Just get the right axle, pick up a few spares, and hit the trail.

RELATED CONTENT: axles22 Rhino 2.0 Axles15
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25 Comments

  1. Avatar for jelkojelko says:
    November 17, 2020 at 4:45 pm

    Hi can match 2013 odes dominator 800 pro edition right front cv axle extended 24″ compress 22″ the cage is broken hard to measure oem length end to end
    29″ overall length oe # 10901230000 thanks for help

    Reply
    • Avatar for Tyler LichlyterTyler Lichlyter says:
      November 18, 2020 at 10:04 am

      Unfortunately, we do not currently offer axles for this machine. Thank you for reaching out!

      Reply
    • Avatar for Brandon Scott ClarkBrandon Scott Clark says:
      June 14, 2021 at 4:01 pm

      What are the measurements of the front CV axles on an 03 Polaris sportsman 500 HO 4×4 are they the same length?

      Reply
  2. Avatar for Derek TorgersonDerek Torgerson says:
    November 29, 2020 at 7:56 pm

    I’m looking for a axle for a 2012 Polaris Rzr 800s. I bought it used and has a Ella suspension kit in it. The axle lengths are 20.5” depressed and 21.875” extended. Does super atv make an axle to this spec? I’ve order 4 and they’ve all be wrong so far

    Reply
    • Avatar for Tyler LichlyterTyler Lichlyter says:
      November 30, 2020 at 11:49 am

      Hey Derek! In order for us to answer your questions, we’ll need to know a couple of things. Are you interested in front or rear axles? Also, how are you measuring – from tip to tip or outer CV face to outer CV face? Feel free to reach back out on here, or give us a call at 855-743-3427. Thanks for the support!

      Reply
      • Avatar for Derek TorgersonDerek Torgerson says:
        December 5, 2020 at 9:42 pm

        Hey Tyler, I’m looking for a front axle, and those measurements are from outer cv face to outter cv face

        Reply
        • Avatar for Tyler LichlyterTyler Lichlyter says:
          December 7, 2020 at 2:21 pm

          Hey Derek! If the Elka suspension kit is just aftermarket suspension and not a long travel, it should just be a stock length 800S axle (https://www.superatv.com/shop/polaris/rzr/rzrs800#/filter:product_category:Axles), but the measurements for it are 21.65″ compressed and 23.8″ extended. It may be measuring differently for you since it’s broken. Have you tried ordering axles from us yet, speaking of the ones you said you previously purchased and didn’t fit? Thank you for the support!

          Reply
  3. Avatar for Grillo FrankGrillo Frank says:
    July 21, 2021 at 6:31 pm

    2015 Polaris Razor XP1000. Can you tell me the extended length of both the stock front axel and the +3″ front axel.

    Reply
    • Avatar for Tyler LichlyterTyler Lichlyter says:
      July 23, 2021 at 7:51 am

      Hey! The extended length (measuring face of CV to face of CV) on the front stock is 684mm, and on the front +3″ axle is 766mm. Thanks for checking in!

      Reply
    • Avatar for Kevin M JohnsonKevin M Johnson says:
      May 4, 2026 at 8:34 pm

      I have a 2006 yamaha rhino with a fabtech suspension kit. Long arm. Do you guys have rear axles for it? Compressed right rear is 29.75

      Reply
      • Madison Drumm says:
        May 8, 2026 at 8:31 am

        Hey Kevin,
        We can’t guarantee that our axles would fit with another company’s suspension kits. You can call in and speak with a technician more about it!

        Reply
  4. Avatar for Christopher Daniel CaldwellChristopher Daniel Caldwell says:
    May 11, 2023 at 2:23 pm

    Hi I have a 2009 Polaris RZR 800S front axle and I need a couple of new axles. I have tried the standard length axles, they do not fit. I measured the axle like your website said, from outside cup to outside cup. Extended it measured 25″ and compressed it measured 23.5. Not sure what axle I need. On the axle there is a part number TA-P-RZR-F-LT6.

    Reply
    • Avatar for Kavan WrightKavan Wright says:
      May 15, 2023 at 2:52 pm

      It looks like you need the 6″ lift kit axles on this page: (https://www.superatv.com/polaris-rzr-800-long-travel-heavy-duty-axles-rhino-2-0). There’s just a few millimeters difference between your axle and the AX-1-1-F-LT6-DT-S1 on that page.

      Thanks for reaching out!

      Reply
  5. Avatar for Christopher CaldwellChristopher Caldwell says:
    June 20, 2023 at 3:20 pm

    Hi, I am looking to find the rear axles for the 2009 Polaris RZR 800s. It has a lift and I measured the current axles at 21.5″ compressed, cup end to cup end, and 23″ long extended. Got anything close to that. I purchased the AX-1-1-F-LT6-DT-S1 for the front from you guys, but want to make sure that the rear axles work the same.

    Reply
  6. Avatar for Bobby J MainBobby J Main says:
    August 7, 2023 at 2:37 pm

    Hello I am looking for a plus 6 drivers side rear axel for a 2006 yamaha Rhino. Is that something you can help with

    Reply
    • Sara Wines says:
      August 8, 2023 at 8:37 am

      Hi Bobby, we don’t currently offer a driver’s side rear axle for that machine.

      Reply
  7. Avatar for Dave SloneDave Slone says:
    October 12, 2023 at 9:02 am

    My axle is 27 compressed and 28 decompressed. Which axle would I need for the right front?

    Reply
  8. Avatar for Bralyn WilsonBralyn Wilson says:
    August 25, 2024 at 1:06 am

    I have a Polaris Rzr 2015 EPS with 3in lift kit and need a rear axle. I’ve ordered and replaced 3 in one week. Any help

    Reply
    • Madison Drumm says:
      August 27, 2024 at 10:07 am

      Hi Bralyn!
      Give us a call and a technician can help you out! 812.574.7777

      Reply
  9. Avatar for Jeff EimersJeff Eimers says:
    March 27, 2025 at 6:39 am

    Hi, I have a 2006 ZHEJIANG KANGDI 1000cc buggy. I am in need of both the left and right rear cv axles. Is this something you carry by chance and if not, where can I get them

    Reply
    • Madison Drumm says:
      March 27, 2025 at 2:17 pm

      Hey Jeff,
      Unfortunately, we don’t offer any axles for your machine.

      Reply
  10. Avatar for Mark GrahnMark Grahn says:
    September 25, 2025 at 10:46 pm

    I have a 2010 RZR 800 with aftermarket long travel suspension. looking for rear axels, Current axels are 22 5/8″ compressed and 24 1/2″ extended( measuring face to face) does this sound like one of your products? Thanks

    Reply
    • Madison Drumm says:
      September 29, 2025 at 11:55 am

      Hey Mark,
      Our axles will have the Rhino Brand stamped on it. Give us a call to speak with a technician. 812.574.7777

      Reply
  11. Avatar for Jake V.Jake V. says:
    November 15, 2025 at 10:40 pm

    What’s the best way to measure an axle while on the machine?
    I’d like to purchase a front and rear axle for my 2018 rzr XP turbo 4 ghost. It has been long traveled from the previous owner.

    Front and rear are different length?
    I measured from the bigger silver metal ring to the other side ring. Fronts were 25” and rears 24”. Not sure what to think about this.

    Currently, both fronts are just a solid black axle and i dont see a brand.
    Rears are rhino 2.0.

    Appreciate the help!

    Reply
    • Madison Drumm says:
      November 17, 2025 at 9:00 am

      Hey Jake,
      Measure from the center of the inner CV joint to the center of the outer CV joint—just go bolt-hole to bolt-hole (middle to middle). You don’t need to remove anything; just turn the wheels so you can see both CV cups clearly, then use a tape measure and follow the axle in as straight a line as you can.

      Reply

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