Ultraverse 20x4.0 E-Bike Fat Tire, All-Terrain Tread, 2 Units | Robust Sidewall, High-Performance 20inch Fat Tyre for Ebikes, Durable Directional Tread, Suitable for Street & Trail
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Availability:
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Arrives
Thursday, Jul 30
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Size: 20x4.0
Style: 2 Unit Pack
Features
- ULTRAVERSE HIGH-PERFORMANCE RESILIENCE, TWO DURABLE UNITS PER PACK: Crafted with top-tier, superior-density rubber and fortified with advanced anti-puncture technology, each 20inch x 4.0 fat bike tire/tyre unit is engineered for ebikes and trail adventures, conquering the most challenging conditions without concern for frequent punctures or replacements. Navigate every riding surface with ease and confidence, ensuring a robust and reliable ride across all terrains.
- PEERLESS ADAPTABILITY: The ULTRAVERSE 20 x 4.0 Front or Rear Fat Bike Tire transcends conventional biking boundaries, offering unparalleled versatility not only for mountain bikes but also electric bicycles, snowmobiles, and various other bike types. Catering to the needs of professional cyclists and weekend enthusiasts alike, our tire ensures you're well-equipped for every journey.
- ULTRAVERSE: THE ALL-WEATHER CYCLING CHAMPION - Navigate with confidence on both street pavement and off-road muddy terrains with our Fat Bike Tires. Combining the robustness of a downhill/enduro bike tire with the smooth, adept handling of a street tire, its unique motorcycle herringbone pattern ensures a smooth and protective ride across various conditions.
- ULTRAVERSE: PREMIUM SHOCK ABSORPTION FOR SMOOTH RIDING - Experience a ride like no other with the ULTRAVERSE 20x4.0 Fat Bike Tire, expertly designed to absorb shocks from uneven terrains, providing an unmatched level of comfort and smoothness in your journey, no matter the surface under your wheels.
- ULTRAVERSE: EXCEPTIONAL CUSTOMER SERVICE AT YOUR FINGERTIPS - Need assistance with installation or have questions? We're here for you with a Lifetime Warranty also. Your smooth ride and satisfaction are our top priorities.
Description
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Item Diameter: 20 inches
Brand: Ultraverse
Tire Type: Clincher
Item Width: 4 inches
Bike Type: Fat Bike
Warranty Type: Lifetime
Material: Rubber
UPC:
Wheel Size: 20 inches
Size: 20x4.0
Brand Name: Ultraverse
UPC: 677222546397
Number of Items: 2
Unit Count: 2 Count
Manufacturer: ULTRAVERSE
Included Components: 2 Fat Tires
Item Weight: 11 pounds
Manufacturer Part Number: 422
Warranty Description: Warranty covers defects in workmanship and materials for all parts of the product; it does not extend to damage caused by normal use, misuse, improper maintenance, or accidental wear and tear.
Tire Type: Clincher
Bike Type: Fat Bike
Wheel Size: 20 inches
Tread Type: Directional
Item Diameter: 20 inches
Item Width: 4 inches
Size: 20x4.0
Warranty Type: Lifetime
Material Type: Rubber
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Thursday, Jul 30
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Size: 20x4.0
Style: 2 Unit Pack
I will update review after putting some miles on them, but, the installation was exact! These tires are engineered to a much more precise installation dimension than the original tires that came with the e bike. I worked at a bike shop as an apprentice, so my main duty was changing tires. On every cheap bike the flat tires were loose and came off the wheel literally with one hand, as did my e-bike originals. When I needed to change tires on the higher end big brand bikes, the tires, also higher end brand, were a tight fit, where a tire lever would usually be needed to install and remove. These tires are even better because you can manipulate the carcass just enough to get them on without the levers but I feel confident they are the exact fitment. The rubber compound on the test ride was excellent, the feel was solid, a couple s turns to wear off the manufacturer surface and it was much more inspiring as a first ride should be. I installed these tires with the Tannus Inserts and the reduced size tubes, everything was exact, literally like the engineers really did their analysis and cross referenced with actual bike mechanics to figure out what space could be sacrificed by the tube to allow the Tannus density foam insert to seat exactly right. I really appreciate having this level of satisfaction from a purchase that I have no experience with. I have never owned a 20” bike before, and never owned inserts before, but having two companies produce precise products that compliment one another so well is a excellent experience. I will ride the bike now and report any updates if needed. Pros: Quieter than orig Smoother than orig Tighter install than orig Compatible with Tannus inserts Compatible with Tannus 3” HD tubes Feels bullet proof, i.e. motorcycle-ish Nice looking sidewall graphics Easy to install, tight, precise fitment Major improvement of the most important component of bike. Cons: Extra cost, $260 for these tires combined with and Tannus inserts and HD tubes, this extra cost is actually 25% of the cost of the bike. The original tires are not garbage but they are never going to be used by myself, I can try to sell them, but I feel they may be too unusual to find an interested buyer.
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Reviewed in the United States on July 30, 2024 by Prince Charming
Size: 26x4.0
Style: 2 Unit Pack
Best Fat Tire for E-Bikes – Unmatched Performance, Comfort & Durability The Traverse Fat Tire 26 x 4.0 is hands down the best tire I have ever used! As soon as I installed them on my Aniioki A9 Pro Max Plus, I immediately noticed the superior grip on pavement compared to my stock tires. These are true all-terrain tires—whether on pavement, dirt, or trails, they handle everything effortlessly. Unmatched Ride Quality & Stability I ride 75% on-road and 25% off-road, and these tires perform flawlessly on both. The ride is smoother, thanks to the softer compound that absorbs road imperfections better than any other tire I’ve tried. Even at 45+ mph, I feel completely stable and in control. These tires also give my bike a premium look, which is a nice bonus. Puncture Resistance & Reliability I purchased these tires because I needed something heavy-duty. After a flat left me stranded, I wasn’t willing to take that risk again. Now, with these tires and FlatOut sealant, I haven’t had a flat in years. I ride throughout San Antonio, averaging 50 miles per ride, and these tires have never let me down. Proven Performance – Even at 100+ MPH! For those who need social proof, the popular YouTuber “E-Bike Guy” uses these on all his custom builds. He even reached over 100 mph on these tires—that alone says a lot about their durability and performance. Final Verdict If you’re thinking about these tires, just buy them! Whether you ride mostly on pavement or venture off-road, these are the best e-bike fat tires on the market. Highly recommended!
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Reviewed in the United States on April 1, 2025 by Dee Jay
Size: 20x4.0
Style: 2 Unit Pack
These ULTRAVERSE 20x4 fat tires are decent overall, but they’re not quite as “premium” as the marketing makes them sound. They do the job for an e-bike setup and seem built more for durability and utility than performance or comfort. Installation was probably the most frustrating part. These tires are stiff, and getting them seated properly on the rim takes effort, especially if you’re doing it without professional tools. Once mounted though, they feel solid and secure. On the road, grip is good on pavement and light off-road terrain like dirt or gravel. They feel stable, but they’re also a bit heavy, which is noticeable when accelerating or climbing hills. That’s pretty typical for 20x4 fat tires, but still worth mentioning. Ride comfort is okay — they absorb bumps fairly well, but you can feel the weight and rolling resistance compared to thinner tires. Noise on pavement is also slightly higher than expected. So far, durability seems solid with no obvious wear or weak points, but I haven’t had them long enough to fully judge long-term lifespan. Overall, these are a practical budget-friendly fat tire option for e-bikes. They’re reliable and tough, but not especially refined. Good choice if you care more about function and puncture resistance than performance feel or efficiency.
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Reviewed in the United States on May 9, 2026 by Johnnyb
Size: 24x4.0
Style: 2 Unit Pack
So far I’ve put 50 miles on the tires and I’m very satisfied with them. Road performance, tread pattern, ride and versatility are all exceptional. If you need something in bridges riding on the trail and road time. This the perfect tire for you. Provides superior puncture protection over the toys that came with my bike. I highly recommend.
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Reviewed in the United States on July 13, 2026 by Ron Blymiller
Size: 26x4.0
Style: 2 Unit Pack
Best tires I have ridden on. Smooth and durable. Fits without using any pry tools. Seated easily
Reviewed in the United States on July 14, 2026 by RacquetballGuy66
Size: 20x3.0
Style: 2 Unit Pack
First impressions In comparison to the tires that came with my Lectric 2.0 XP these tires are notably thicker on the sidewalks. The tires are a tad heavier and more rigid making it feel like a higher quality tire. After installation and balancing i went for a ride and immediately noticed a difference due to the tire thred. They are smooth road tires which reduced the noise levels significantly as I can now actually hear what the bikes electrical motor sounds like. I also feel less resistance when i stop peddling The tire thred was one of the main reasons why I got these tires as I use the road to commute and barely use this bike off road if ever. I gave it a 4star only becuase I literally just installed them the other day. I have used the bike for a few miles only but with that said I am happy with how the rise feels. I am confident ill give it a 5star before winter as I will be monitoring the tire ware in the next couple of months. I believe this was a perfect choice for my needs. Oh and kudos on all the tooling to help you install the tires. I personally did not need them but its good to have extra tools around.
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Reviewed in the United States on July 16, 2026 by IDPhoto
Size: 26x4.0
Style: 2 Unit Pack
I put 2255 miles on my e-bike this past year and wore tire tires out. The front tire still had some tread, but the rear tire, which carries the most weight, was quite bald. I bought the Ultraverse 24x4 E-Bike tires and could not believe the difference in thickness and tread. They came with directions and the tools needed to assist me in the installation. The difference in less tire noise and higher quality and stability compared to the original tires boosts my confidence in my daily bike ride.
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Reviewed in the United States on July 10, 2026 by Karl Schneller
Size: 20x4.0
Style: 2 Unit Pack
Wonderful and very durable tires. I am in the process of upgrading my old fat tires. I will add a follow up review as well Thankfully it wasn't too difficult to install, but it definitely is more difficult to install than thin walled fat tires. I was afraid of getting pinch flats, but I really got lucky. It comes with tools to install too, which is very thoughtful of Ultraverse. Some Tips to install: 1. Warm the Tire in the sun to make it more flexible before you install. 2. Use soapy water during installation, and the tire will slip easily. Thank you.
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Reviewed in the United States on May 8, 2026 by Sonnet L. Gomes