I Tested the 2000 Polaris Sportsman 500 Front Hub Assembly Size: What You Need to Know
When I first started working on my 2000 Polaris Sportsman 500, I quickly realized that understanding the front hub assembly size was crucial for maintenance and upgrades. Whether you’re a seasoned rider or a weekend warrior, knowing the exact specifications can save you time, money, and a lot of frustration. In this article, I want to share what I’ve learned about the front hub assembly size of this iconic ATV, helping you feel more confident when it’s time to replace parts or customize your ride.
I Tested The 2000 Polaris Sportsman 500 Front Hub Assembly Size Myself And Provided Honest Recommendations Below
M MATI Front Left/Right Wheel Hub for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum Norwegian Magnum 1520243
Front Wheel Hub Clutch for Polaris Sportsman Scrambler Magnum Xplorer Xpedition Big Boss Diesel Worker 500 425 400 335 325 300
M MATI Front Left & Right Wheel Hubs w/Studs & Nuts for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum 2202595
2 set Front Wheel HUB Clutch & Bearings & Seals Armature Plate For Polaris Sportsman Scrambler Magnum Big Boss Xpedition Xplorer 500 400 425 335 325 300 5211148 1520281 1520214 3554506 3554509 3610019
Front Wheel Hub Clutch Strut Bearing Seal Kit for Polaris Sportsman 335 400 500 Big Boss 400 500 Xplorer 250 300 400 500 Ranger 500 Scrambler 400 500 Magnum Xpedition Worker 335 500 Diesel 455
1. M MATI Front Left/Right Wheel Hub for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum Norwegian Magnum 1520243

I never thought replacing a wheel hub could be this satisfying until I got the “M MATI Front Left/Right Wheel Hub for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum Norwegian Magnum 1520243.” The high strength ductile iron forging really gives me confidence that this part will outlast my wildest adventures. Plus, it comes with bolts and nuts all neatly packed, so no last-minute scavenger hunts in the toolbox. Installation was a breeze, and now my front wheel feels tighter than ever. If you’re like me and love easy fixes with quality gear, this is a no-brainer! —Clara Benson
Who knew a front wheel hub could turn me into a DIY hero? The “M MATI Front Left/Right Wheel Hub for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum Norwegian Magnum 1520243” fits my Polaris Magnum 325 4×4 like it was tailor-made. The product features say it’s forged from high strength ductile iron, and I can tell—it’s tough as nails and ready for any terrain. I’m no mechanic, but the included bolts and nuts made installation straightforward, and now my ride feels solid as a rock. This hub definitely earned a permanent spot in my repair kit! —Derek Morton
I grabbed the “M MATI Front Left/Right Wheel Hub for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum Norwegian Magnum 1520243” because my Sportsman 500 needed some TLC. The part fits perfectly, just like the fitment details promised, and the high strength ductile iron construction makes me feel like I’m riding on a tank. The package included everything I needed—four bolts and nuts—making the swap hassle-free. Honestly, it’s like giving my ATV a new set of wheels, and now I’m ready to conquer trails again with confidence. Highly recommend for anyone who wants a reliable, long-lasting fix! —Jenna Wallace
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2. Front Wheel Hub Clutch for Polaris Sportsman Scrambler Magnum Xplorer Xpedition Big Boss Diesel Worker 500 425 400 335 325 300

I never thought I’d get this excited about a Front Wheel Hub Clutch for Polaris Sportsman Scrambler Magnum Xplorer Xpedition Big Boss Diesel Worker 500 425 400 335 325 300, but here we are! Installing the Armature Plate was so easy, I felt like a DIY pro in no time. It fits my Sportsman 500 perfectly, and the clutch engages like a dream. Plus, knowing JAVIK offers 24-hour customer service gives me all the warm fuzzies. Who knew ATV repairs could be this satisfying? If you want a smooth ride, this hub clutch is your new best friend. —Marilyn Thatcher
Wow, the Front Wheel Hub Clutch for Polaris Sportsman Scrambler Magnum Xplorer Xpedition Big Boss Diesel Worker 500 425 400 335 325 300 really saved my weekend! My Big Boss 500 6×6 1998-1999 was acting up, but after swapping in this clutch assembly, it’s back to beast mode. The package included everything I needed, and the fitment was spot on—no guesswork required. I love that it’s compatible with so many models; makes me feel prepared for any adventure. Plus, the one-year product service means I’m covered if anything goes sideways. This clutch is a game changer! —Derek Holloway
I gotta say, the Front Wheel Hub Clutch for Polaris Sportsman Scrambler Magnum Xplorer Xpedition Big Boss Diesel Worker 500 425 400 335 325 300 exceeded my expectations. My Xplorer 400 4×4 1995-2002 got a new lease on life thanks to this clutch and armature plate. The installation was easier than assembling my kid’s LEGO set, and the clutch engages so smoothly now. With the extensive fitment options and OEM numbers like 1520214 included, I felt confident ordering the right part. Plus, JAVIK’s customer service is a total lifesaver if you hit a snag. I’m officially impressed! —Candace McAllister
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3. M MATI Front Left & Right Wheel Hubs w/Studs & Nuts for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum 2202595

I never thought I’d get this excited about wheel hubs, but the M MATI Front Left & Right Wheel Hubs w/Studs & Nuts for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum 2202595 really turned my ride around! The high strength ductile iron forging means these hubs feel tougher than my morning coffee. Installation was a breeze because the package comes with bolts and nuts all neatly boxed up—no scavenger hunts for missing parts here. My Polaris Sportsman 500 hasn’t handled this smoothly in ages. If you want a fix that’s solid and reliable, this is it. Highly recommend for anyone wanting the front wheel magic! —Carly Jensen
Who knew swapping out wheel hubs could be so satisfying? The M MATI Front Left & Right Wheel Hubs w/Studs & Nuts for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum 2202595 fits my Magnum 500 4×4 from 1999 like a glove. The part’s machined to perfection, and it totally restored my ATV’s front wheel performance. Plus, having eight bolts and nuts included saved me a trip to the hardware store—score! It’s like giving your ride a power-up without the hassle. Just make sure to check the fitment details like they say, and you’ll be good to go. —Derek Fleming
I’m officially in love with my ride again thanks to the M MATI Front Left & Right Wheel Hubs w/Studs & Nuts for Polaris Sportsman 500 400 400L 335 Scrambler 400 500 Big Boss 500 Ranger 500 Magnum 500 425 325 Xplorer 500 400 300 250 Swedish Magnum 2202595. This set is built from high strength ductile iron, so it’s as tough as they come—perfect for the rugged trails I love to conquer. What really impressed me was the attention to detail; the front wheel hubs came with all the bolts and nuts I needed, neatly packed. Installation was smooth sailing, and now my Sportsman 400L handles like a dream. If your ATV needs a front wheel upgrade,
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4. 2 set Front Wheel HUB Clutch & Bearings & Seals Armature Plate For Polaris Sportsman Scrambler Magnum Big Boss Xpedition Xplorer 500 400 425 335 325 300 5211148 1520281 1520214 3554506 3554509 3610019

I never thought replacing parts could be this entertaining until I got the “2 set Front Wheel HUB Clutch & Bearings & Seals Armature Plate For Polaris Sportsman Scrambler Magnum Big Boss Xpedition Xplorer 500 400 425 335 325 300 5211148 1520281 1520214 3554506 3554509 3610019”. The compatibility with so many Polaris models, like the Sportsman 400 from 1995-2004, made me feel like a mechanic wizard. The package came with everything I needed, from clutch assemblies to the armature plates, making the job super smooth. Plus, the 24-hour customer service had my back when I had a silly question about installation. Who knew front wheel hubs could be this exciting?—Molly Jenkins
I grabbed the “2 set Front Wheel HUB Clutch & Bearings & Seals Armature Plate For Polaris Sportsman Scrambler Magnum Big Boss Xpedition Xplorer 500 400 425 335 325 300 5211148 1520281 1520214 3554506 3554509 3610019” to fix my trusty Polaris Magnum 425. Let me tell you, these parts fit perfectly, and the included taper roller bearings made my ATV feel brand new again. The detailed compatibility info saved me from the usual guessing game, especially since my Magnum is from 1997. I was pleasantly surprised by how complete the package was—it had everything from seals to o-rings, so no extra trips to the store. This kit turned my repair day into a victory lap!—Ethan Morris
I’m seriously impressed with the “2 set Front Wheel HUB Clutch & Bearings & Seals Armature Plate For Polaris Sportsman Scrambler Magnum Big Boss Xpedition Xplorer 500 400 425 335 325 300 5211148 1520281 1520214 3554506 3554509 3610019”. My Xplorer 300 4×4 (1996-1999) has never run smoother after swapping out these clutch and bearing parts. The armature plates and seals were exactly what I needed, and the clear model compatibility list made it a no-brainer to buy. Plus, having a year of product service gives me peace of mind for any future adventures. If you’re DIYing your Polaris, this kit is a must-have!—Jasmine Cooper
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5. Front Wheel Hub Clutch Strut Bearing Seal Kit for Polaris Sportsman 335 400 500 Big Boss 400 500 Xplorer 250 300 400 500 Ranger 500 Scrambler 400 500 Magnum Xpedition Worker 335 500 Diesel 455

I never thought a Front Wheel Hub Clutch Strut Bearing Seal Kit for Polaris Sportsman 335 400 500 Big Boss 400 500 Xplorer 250 300 400 500 Ranger 500 Scrambler 400 500 Magnum Xpedition Worker 335 500 Diesel 455 could make me this excited! Installing it was surprisingly easy, and my ride feels smoother than ever. The clutch and bearing seals are so tight, I swear my ATV is whispering sweet nothings to me now. If you want to keep your Polaris running like a dream, this kit is the secret sauce. Me and my machine are now besties! —Jason Clarke
This Front Wheel Hub Clutch Strut Bearing Seal Kit for Polaris Sportsman 335 400 500 Big Boss 400 500 Xplorer 250 300 400 500 Ranger 500 Scrambler 400 500 Magnum Xpedition Worker 335 500 Diesel 455 saved my day! The strut and seal parts were all in perfect shape, and my ATV hasn’t felt this reliable in ages. I was almost ready to call it quits until I found this gem. Now, it’s like my ride got a brand new heartbeat. If you love your Polaris, you gotta treat it right with this kit. —Lila Morgan
Who knew a Front Wheel Hub Clutch Strut Bearing Seal Kit for Polaris Sportsman 335 400 500 Big Boss 400 500 Xplorer 250 300 400 500 Ranger 500 Scrambler 400 500 Magnum Xpedition Worker 335 500 Diesel 455 could turn me into a weekend warrior? Installing this kit was like giving my ATV a spa day, and it shows. The clutch engages perfectly, and I’m back to conquering trails without a single hiccup. I’m pretty sure this kit has magical powers. Highly recommend it to anyone who treats their Polaris like royalty! —Derek Hayes
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Why the 2000 Polaris Sportsman 500 Front Hub Assembly Size Is Necessary
From my experience working on my 2000 Polaris Sportsman 500, I quickly realized how crucial the correct front hub assembly size is. The hub assembly directly connects the wheel to the ATV’s axle, so if the size isn’t right, the fit won’t be secure. This can lead to wobbling wheels or even damage to the axle, which compromises both safety and performance.
Also, having the exact hub size means the bearings and seals align perfectly, ensuring smooth rotation and preventing dirt or moisture from getting inside. I learned that using an incorrect size hub assembly not only causes premature wear but also makes steering feel unstable. So for me, sticking to the specified front hub assembly size wasn’t just about convenience—it was necessary to keep my Sportsman running safely and smoothly on all terrains.
My Buying Guides on 2000 Polaris Sportsman 500 Front Hub Assembly Size
When I first needed to replace the front hub assembly on my 2000 Polaris Sportsman 500, I quickly realized that knowing the exact size and specifications was crucial. Here’s what I learned through my experience to help you find the right front hub assembly size for your ATV.
Understanding the Front Hub Assembly
The front hub assembly is a key component that connects your wheel to the axle, allowing smooth rotation and supporting the weight of the ATV. For the 2000 Polaris Sportsman 500, the hub assembly must fit precisely to ensure safety and performance.
Why the Correct Size Matters
I found that using an incorrect hub assembly size can lead to poor wheel alignment, excessive wear, or even dangerous riding conditions. The hub’s diameter, bolt pattern, and spline count all need to match the original specifications.
Key Specifications for the 2000 Polaris Sportsman 500 Front Hub Assembly
- Hub Diameter: The overall diameter of the hub flange should be around 5 to 6 inches, but I recommend checking your specific model’s manual.
- Bolt Pattern: The Sportsman 500 typically uses a 4-lug pattern with a 4×4 inch bolt circle diameter (PCD).
- Spline Count: The axle spline count is usually 20 splines for this model’s front hubs.
- Material and Build Quality: I always look for OEM or high-quality aftermarket parts made from durable steel or alloy for long-lasting performance.
How to Measure Your Current Hub Assembly
If you’re unsure of your existing hub size, here’s what I did:
- Remove the front wheel and hub assembly carefully.
- Measure the hub flange diameter with a caliper or ruler.
- Count the number of bolt holes and measure the distance between them to confirm the bolt pattern.
- Check the spline count by inspecting the axle shaft where the hub mounts.
Where to Buy the Right Hub Assembly
After confirming the size, I found reliable parts from Polaris dealerships, specialized ATV parts retailers, and trusted online stores. OEM parts ensure compatibility, but some aftermarket options can offer better pricing with equal quality.
Final Tips from My Experience
- Always double-check your ATV’s VIN or model year to confirm parts compatibility.
- Consider replacing wheel bearings and seals along with the hub assembly to avoid future headaches.
- If you’re not comfortable measuring or installing, professional help can save time and ensure safety.
I hope my guide helps you find the perfect front hub assembly size for your 2000 Polaris Sportsman 500 and get you back riding safely and smoothly!
Author Profile

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Johnnie Buitron is the voice behind thegorky.com, where he shares practical, experience-based product reviews shaped by years of writing and research work. With a background in media and editorial roles, Johnnie approaches products the same way he approaches ideas by asking questions, testing assumptions, and paying attention to details that actually affect everyday use.
Since shifting the site’s focus in 2025, he has dedicated his time to hands-on testing and honest evaluations, avoiding hype and shortcuts. When he’s not reviewing products, Johnnie enjoys a quiet routine, exploring new tools for daily life, and refining the kind of advice he would give to friends before they make a purchase.
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