AR-PRO (2 Packs 20x8.00-8, 20x8-8, 20x10.00-8, 20x10-8 Inner Tube Replacement with TR-4 Straight Valve Stem for Mower/Tractor/Golf Cart/Garden Trailer and More
Condition: New
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Availability:
In Stock.
Arrives
Friday, Jul 31
Size: 20X8.00/10.00-8,TR-4
Features
- 20x8.00-8" TO 20X10.00-8" REPLACEMENT INNER TUBES - Fits vehicles with an 8-inch rim diameter and a tire width that is between 8 inches to 10 inches. Check your tire's sidewall. If it indicates that your tire size is 20x8.00-8", 20x10.00-8", 19x7-8'', 18x6.50/7.50/8.50/9.50-8'', then these 2-pack inner tubes are a perfect fit for your tires.
- UNIVERSAL FIT INNER TUBES WITH TR4 STRAIGHT VALVE STEM - These inner tubes are compatible with riding lawn mowers, tractors, golf carts, garden trailers, tillers, snowblowers, and ATVs. The TR4 straight valve stem is the standard for universal inner tubes for lawn mowers and other utility inner tubes. This valve stem is covered with rubber and has a 1.5-inch offset from the center of the tube.
- Its rated maximum psi is 60. At 1.38 inches long, it fits 1/2-inch rim holes and can be adapted for up to .625-inch rim holes with the use of B6 rim bushing.
- SAFETY FIRST IS OUR MOTTO: Heavy-duty inner tubes. When and if punctured, it immediately creates an airtight seal to prevent damage, destruction and injury to the rider. Safe in any season or weather condition.
- EASY NO-TOOL INSTALLATION - In a rush? You definitely don't have a lot of time to waste even on a regular day. Thankfully, installing these replacement inner tubes would only take less than 5 minutes of your time. You'll be back working in your garden or field in no time.
Brand: AR-PRO
Size: 20X8.00/10.00-8,TR-4
Rim Size: 8 inches
Section Width: 20 inches
Tire Aspect Ratio: 16
Load Index: 60
Speed Rating: H
Tread Depth: 1.5 inches
Tread Type: Directional
Maximum Pressure: 60 psi
Rim Size: 8 inches
Load Index: 60
Speed Rating: H
Tread Type: Directional
Maximum Pressure: 60 psi
Automotive Fit Type: Universal Fit
Load Range: LL
Construction Type: Rubber
Seasons: Year Round
Brand Name: AR-PRO
UPC: 682863401141
Unit Count: 2 Count
Manufacturer: AR-PRO
Size: 20X8.00/10.00-8,TR-4
Section Width: 20 inches
Tire Aspect Ratio: 16
Tread Depth: 1.5 inches
Rim Width: 8 inches
Tire Diameter: 20 inches
Item Diameter: 8 inches
Item Weight: 4.6 pounds
Vehicle Tire ISO Metric Size Description: 508/80R203.2
Ply: 8-Ply
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Friday, Jul 31
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: 22x11-10/20x10-10,TR-4
I purchased these inner tubes for my golf cart and they've worked exactly as expected. Installation was straightforward, and the tubes fit perfectly without any issues. I've been using them since May 2026, and they've held air well and worked great for regular use around our property. The rubber feels durable and I haven't experienced any leaks or pressure loss. If you're looking for replacement inner tubes for a golf cart or ATV these are a solid option. Based on my experience, they're well-made, dependable, and a great value for the price. Would definitely purchase again if I need replacements in the future.
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Reviewed in the United States on June 24, 2026 by Aubrey
Size: 16x6.50/7.50-8,TR-13
Seem like a good product. I popped both and and havd to get a third from rural king....... Not the tubes fault, but sadly I didn't get to use either of um..........
Reviewed in the United States on June 7, 2026 by Chucktowndcroz
Size: 15X6.00-6,TR-13
We go through tubes here in the shop like water, so when we can save a few bucks, we'll try it. Our usual supplier wants the same price for ONE tube that we paid for TWO tubes here. We've bought these several times and have not had any issues, either while installing them or after they leave the shop. If your tires still have decent tread but are leaking through cracks in the tire, these can save you a lot of money over replacing the tire itself.
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Reviewed in the United States on July 21, 2026 by Evelyn Lettiere
Size: 15x6.00-6,TR-87
I bought these to permanently fix my riding mower tires. I have become completely tired of putting air into the front tires of my riding mower. I've been putting off the task of putting tubes in my riding power's front tires for 4 years. I finally decided to take the plunge and do it this year. These tubes fit perfectly and I can finally get on it and mower without having to grab my cordless inflator as I head out the door. This is well worth the investment. UPDATE 5/16/26: I unpacked the tubes and CAREFULLY placed them in the tires using BLOUNT TIRE SPOONS and proceeded to inflate. The first one functioned as expected but the second one would not inflate over 3 PSI. I CAREFULLY removed the tire using the same tire SPOONS to investigate the problem. I then CAREFULLY removed the tube making sure AGAIN that there were no sharp edges or obstructions. After attempting to inflate, I find 2 small slits in the side of the tube. These could not have been caused by improper installation. I attempted to apply a patch, allowing the glue to cure for 18 hours, but that did not fix the problem. I deducted one star because I failed to pre-inflate prior to installation for inspection purposes. The quality of the rubber is questionable. It seems to be much thinner than most others I have used recently. Buyer beware.
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Reviewed in the United States on May 15, 2026 by Jay C Beasley
Size: 16x6.50/7.50-8,TR-13
The product arrived quickly and as expected. Overall quality seem good. The valve stem is offset from the center, as in the picture I appreciate that! I did struggle quite a bit replacing this tube. I do not feel it was any issue with this product, moreover, an issue with the quality of the rim. I overloaded my original tire and had to draw horizontally and it poped this also caused significant damage to the rim. I repaired the rim and when this tube arrived I struggled installing it. The valve stem pulled in when seating tire bead, againwhen filling. I ended up using a flat washer and a wire tie to keep it in place. ( I would highly recommend this). This was no fault of the tube or the product more an issue with my rim. I have replaced many tires, tubes and all sorts of vehicles, cars, trailers, atvs, BMX. I struggle with this replacement due to the rim and tire. I did make this repair and able to use the dump cart, but also ordered, a no flat wheel assembly, to install later. Overall this product performaned as it should, and would recommend, but only if you have a quality rim!
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Reviewed in the United States on September 29, 2025 by Kenneth C Luneke Jr
Size: 20X8.00/10.00-8,TR-4
The tube appears to be heavy duty. It fit the rim of my John Deere lawn tractor, 20x10-8 easily. Of note is that the tube valve is not screwed into valve stem. You will need to screw it in for it to seal properly. The included plastic cap does have a built in tool to fit the stem and screw it in tightly. There is an included washer and nut to hold the valve stem in place once the tube is fitted to the rim.
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Reviewed in the United States on July 12, 2026 by charles parham
Size: 20x8.00/10.0-8,TR-13
If you purchase this for a 20x8.00-8 tire, the tube out of the box will look way too small and narrow to fill out the flat, stiff cavity of a lawnmower tire. Don't return it—the size is an exact match, but the rubber just needs proper mechanics to cooperate. Save yourself the headache and follow this quick checklist to seat it effortlessly using shop air: 1. Fish & Secure the Stem: Pull the tire bead back, guide the brass valve stem completely through the rim hole, and instantly screw a valve cap (or clamp a small pair of pliers) on the outside so it doesn't snap back inside while you work. 2. Tuck the Tube: Tuck the entire tube completely flat and un-twisted into the tire cavity. Be incredibly careful not to pinch it with your tire spoons when prying the final outer tire bead over the rim. 3. Slather with Soap: Heavily lubricate both tire beads and the rim flanges with soapy water or glass cleaner. Friction is your enemy; it must be slick enough to slide into place. 4. Pull the Valve Core (The Secret Weapon): Use a valve core tool to completely remove the tiny valve core pin from the stem. Hooking your shop air compressor straight to an open, restriction-free stem delivers a massive volume blast that balloons the tube instantly, popping the beads into place before the tire can resist. 5. Reinstall the Core: Once the tire catches and pops onto the rim, pull the air chuck away, slap your thumb over the open stem to trap the air, and quickly thread the valve core back in clockwise until finger-snug. Adjust down to your final working pressure (typically 10–14 PSI).
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Reviewed in the United States on June 28, 2026 by Amazon Customer
Size: 20X8.00/10.00-8,TR-4
The size I bought is 20 x 8.00/10.00 I only gave these 4 stars because I haven't had them on the rims long enough to write about durability. I may come back later to update this review. The tubes I received are MUCH thicker rubber than those I have gotten before, and I was not expecting that in this price range (2/$30.00) I'm not complaining, as I often get thorn punctures, and then have to add liquid tube sealant-maybe these will better resist punctures. These also have the full length threaded metal stem with washer and nut retention-which I was looking for to better protect against rim cutting of the stems when/if a tire loses a lot of air and the tire gets loose enough to begin to push the tube around. I try to use tubes in any lawn and garden wheels originally equipped with tubeless rims, and I have to say that these, being thicker, were tougher to install. I ended up using talcum powder inside the tire and on the tube-something I have not had to do with these smaller diameter units. A couple tips tip to anyone out there who hasn't installed one of these smaller diameter tubes and/or tires before and wants to try it. Once the tire is off the rim completely or on one side (for installing a tube) take a good look at he inner surface of the rim. If the rim shows any sign of serious rust inside, do yourself a BIG favor, take the tire off and sand the rust smooth and AT LEAST spray it with primer, or the rust-(which will continue to grow), has a good chance of puncturing the tube eventually-or rusting through the rim. There may also be some very sharp factory artifacts from welding-(they often let things like this pass inspection if a rim is destined for use with tubeless tires). A rusting rim often makes a pinhole, or raises a tire bead just enough to cause an air leak-or can abrade a valve stem. If you don't have the proper tools to break a tire loose from the rim and install a new one-get them. Its very easy to directly damage a rim (or a tire OR A tube) by using substitute tools that have sharp edges-and also by raising burrs that may snag the tube you are going to install. Speaking of tubes, there is an inexpensive tool that screws onto to the end of the tube's valve stem to help thread it through the rim hole-(something that is much harder to do with big hands. big fingers and tiny tires and tubes). If you don't have one of those you can sometimes substitute a valve stem extender to make it easier to find and steer the valve towards the rim hole.
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Reviewed in the United States on March 21, 2025 by goodolboydws