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AR-PRO (2-Pack) 3.00-14 Dirt Bike Inner Tubes - 90/100-14" Heavy Duty Rear Inner Tube, Compatible with 125cc and 140cc Dirt Pit Bike

  • Based on 7,294 reviews
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Size: 3.00-14(TR-4)


Features

  • UNIVERSAL FIT 3.00-14 DIRT BIKE INNER TUBES - Do you need an affordable yet high-quality replacement inner tube for your dirt bike rear tires? This pack of two 3.00-14 inner tubes is a suitable replacement for 80/100-14 and 90/100-14 tires.
  • 90/100-14 REAR INNER TUBE COMPATIBLE WITH 125CC AND 140CC PIT PRO BIKES - 90/100-14 is one of the most common sizes used on many 125cc, 40cc, 150cc, and 160cc Chinese brand pit and dirt bikes. This includes Bigfoot dirt bikes and China-made models (Apollo, Atomik, BSE, DHZ, GPX, CRF50/XR50, IMR, Kayo, Piranha, Pitster, SSR, Stomp, Thumpstar, and more).
  • HEAVY DUTY INNER TUBES - Inner tubes have one weakness: punctures. Not only would punctured inner tubes deflate, but they can also explode and cause damage to your bike and injury to you, the rider. Our line of replacement inner tubes have self-sealing properties that prevent explosive punctures by creating instantaneous air-tight seals around puncture holes. Your safety is our priority!
  • TR4 STRAIGHT VALVE STEM FOR HIGH TORQUE APPLICATIONS - This centered straight valve stem is compatible with most rims. It has a round base with the valve stem secured to the rim with nuts and washers. Youll find this type of valve stem on relatively low psi motorcycle and ATV/UTV tires.
  • ENJOY AN IMPROVED RIDING EXPERIENCE - Made from butyl rubber compound, these inner tubes provide better elastic damping than other types of inner tubes. And as they are also thicker than average inner tubes in the market, the vibration dampening action doubles, enabling the inner tubes to work effectively in tandem with the bikes suspension system to provide you with the most comfortable ride.

Brand: AR-PRO


Size: 3.00-14(TR-4)


Rim Size: 14 inches


Section Width: 3 inches


Tire Aspect Ratio: 100


Speed Rating: H


Tread Type: Directional


Tire Diameter: 14 inches


Item Diameter: 14 inches


Automotive Fit Type: Universal Fit


Rim Size: 14 inches


Speed Rating: H


Tread Type: Directional


Automotive Fit Type: Universal Fit


Load Range: LL


Seasons: Year Round


Brand Name: AR-PRO


UPC: 810071110450


Unit Count: 2 Count


Manufacturer: AR-PRO


Manufacturer Part Number: 3.00-14 IT


Size: 3.00-14(TR-4)


Section Width: 3 inches


Tire Aspect Ratio: 100


Tire Diameter: 14 inches


Item Diameter: 14 inches


Vehicle Tire ISO Metric Size Description: 90/100R14


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: within 30 days

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.

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Top Amazon Reviews


  • Great Quality Replacement Tubes for Wheelbarrow
Size: 3.00/3.50-8(TR-13)
These replacement inner tubes worked great for my dual-wheeled wheelbarrow. Installation was straightforward, and they fit perfectly. The rubber seems thicker and better quality than the original tubes that came with my wheelbarrow, which had started leaking. After installing them, the tires hold air well and keep the wheelbarrow stable and easy to maneuver, even with heavier loads. They feel durable and seem like they should last a long time. Overall, a solid replacement at a good value. ... show more
Reviewed in the United States on May 26, 2026 by John

  • Perfect
Size: 3.00-14(TR-4)
Excellent deal and good quality
Reviewed in the United States on June 26, 2026 by Tanya S

  • Good price.
Size: 4.80/4.00-8(TR-13)
Did the job!
Reviewed in the United States on June 29, 2026 by Kzkaw

  • Patched but ok
Size: 4.10/3.50-4(TR-13)
One of the tubes arrived patched, but it seems to hold air fine and works as expected.
Reviewed in the United States on May 5, 2026 by Daniel R. Jessberger

  • It easily fit my needs
Size: 4.80/4.00-8(TR-13)
Great product!
Reviewed in the United States on July 3, 2026 by Kevin

  • Durable
Size: 4.80/4.00-8(TR-13)
This tube fit perfectly in the tire of my wheel barrel! It arrived overnight, worth the price and saved me the hassle of going to a big box store.
Reviewed in the United States on June 13, 2026 by Franny

  • Converted leaking Tubeless Rototiller tires to tubed.
Size: 4.80/4.00-8(TR-13)
Worked as expected but be prepared to fight with those little wheels if you don't have a tire changer. I probably should have gotten tubes with BENT stems but thought that these straight stems would be OK. The first went in with no issues and I thought that I was home free and attacked the second wheel. When I went to fill the inner tube with air, the stem retracted INTO the wheel and couldn't be accessed. More wrestling with pulling one side of the tire off the rim and deflating the tube somewhat allowed me to get the stem back in the hole. Still not sitting perfectly but at least it is fillable and holding air. I am not sure WHY the stems pull in when you try to fill the tube but I suspect that it has something to do with how it is twisted inside the tire. Foolishly, I thought that it would straighten itself out as it filled. Apparently it didn't. I must have gotten lucky with the first one and got over confident on the second. Proper positioning and perhaps a bent stem version would have prevented all those bad words that were uttered when the stem retracted!!! ... show more
Reviewed in the United States on November 15, 2022 by VERY SATISFIED Amazon Customer

  • Better made product
Size: 3.00/3.50-8(TR-4)
Great replacement tubes.
Reviewed in the United States on June 28, 2026 by Ray Deady

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