Orange Seal - Endurance Formula Tubeless Bike Tire Sealant | Long Lasting, Fast Sealing | for MTB, Road, CX and Gravel Bicycle Tires

(180 Reviews)

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$23.19

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(60000 available )

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Reviews
  • Jmaclite2

    > 3 day

    This stuff is the best. And, when it dries, it dries weightless and peels out like snakeskin. Super easy to clean up. Since it dries weightless, and hold the seals up perfectly, I top off my tires with 2oz each season and dont have to worry about anything until I need new tires. Use with DT Swiss or Mac-Off Rim Tape.

  • Jay R.

    > 3 day

    This stuff has been so reliable over the years. Ive tried Stans, DT Swill, Continental, even Peatys - yet I havent used anything as good as Orangeseal. Yes - the price is a little higher than other brands, but in my opinion its well worth it because it lasts longer before drying up/evaporating, and it seems to keep punctures away. At times when my friends are refilling their Stans sealant, my tires still have a good amount in them. In other words, cheaper doesnt mean better! Clean-up is easy; OrangeSeal does not turn into a mess of spiderwebs inside the tire carcass when it dries up. No stringy mess, no giant globs - just a smooth layer of sealant. Ive been using OrangeSeal for the last 3 years... and I still havent had a flat for (yup) the last 3 years of riding fire roads, trails, and even downhill. Easily a 5-star product in my book. Im only buying more because I want to top up during the hot summer were having locally.

  • Marcel

    > 3 day

    I ended up having Stans in my front tires on both my road bike and MTB, and Orange Seal in the rear tires. (Dont ask, long story...) Ive always read that you should never mix the 2 products. Being a skeptic, I decided to test that claim. I had a little bit of Stans left in a pint bottle, about 0.5 oz. I poured it into a small glass jar, then added 0.5 oz of Orange Seal to it. I gave it some mild agitation by shaking, basically to simulate the mixing youd get as you ride. The 50/50 mix blended perfectly - no emulsion, separation, settling - just a perfectly miscible blend of the 2 fluids. Id have no problem feeling comfortable to use that resulting 1 oz next time I top off a tire.

  • Joe Customer

    > 3 day

    Received item in good condition, took awhile to get here but that was expected.

  • Gordon Clawson

    > 3 day

    Bike shop, and mountain-biking family members all extoll going tubeless. So far, so good. I did four tires in short order without adapter to valve stem. Highly recommend short You Tube videos to prepare/plan. Another set of hands would have been helpful servicing 29 rims/heavy tires with liquid sloshing around, still managed without spilling a drop.

  • OKshopper

    > 3 day

    I had Stans NoTube Race Sealant in my tires. That was a fresh conversion to tubeless. I have no prior experience. My son did it for me. It worked well at first, but then my tires started losing a lot of pressure after about a month. I added 3 oz Orange Seal Endurance to the leakiest tire, and 1 oz to the other. I also tightened the valve stem nuts, so I cant say the Orange Seal was the ticket, but I think so. Ive been riding for a few weeks since, and my tires are only losing about half a pound each time I check, and theyre probably losing that in the process of checking them, as I have to use a Schrader adapter with my current pump. I have 650B tires, and ride about 75 miles a week, mostly on pavement. I will continue with the Orange Seal Endurance, as it was very easy to use, and seems to work like a charm.

  • JustMike

    Greater than one week

    I own a small bike shop in the Adirondacks. Everyone up here runs tubeless, even the roadies. So over the past 10 years I have tried all the sealants. Ive tried making my own, used motorcycle sealant, etc. The best, by far, is Orange. It is EASY TO CLEAN UP and remove from tire treads and sidewalls, seals great and lasts quite long. Its expensive, but its really worth it to us. Id rather set up a wheelset with Orange once, then have to take the wheelset back in and redo the sealant because it didnt seal properly. That costs me money. So in the end the higher price point is actually saving me cash. The endurance I find is good for MTB tires and fat bikes, but the race version works best for road and gravel tires. The endurance is too thick for the smaller tires.

  • Richard Daugirda

    09-06-2025

    Orange seal is great stuff. Bought this one as it came with injector per the description, it was not included however. Seller needs to correct listing.

  • TJ

    > 3 day

    Ive had good luck using this product over the past few years. Ive just had normal pinholes in tires and this has sealed them very well. However the main reason that I like this product is that it lasts longer than Stans! Whenever I use stans, I have to refresh it every few months because it would dry out and turn into a little rubber ball inside my tire. I would have to break the bead and pull it out at least once a year. I dont have this issue with orange sealant. It stays liquid even a year later. My tires are also holding pressure very well between rides.

  • Corboe

    > 3 day

    Did not come with tube to install into tubeless tire

Orange Seal EnduranceOrange Seal Endurance

Orange Seal - Endurance Formula

Whether you’re a beginner, expert, or somewhere in-between you will benefit from its proven ability to last up to two to three times longer.

Orange seal endurance sealant tubeless bike bicycle Orange seal endurance sealant tubeless bike bicycle

Orange Seal Dosing GuidlinesOrange Seal Dosing Guidlines
Dosing Guidelines

Match your tire size and discipline to the recommended amount for your application. All amounts are measured in ounces (oz).

  • 650b/700C Road: 1-2oz
  • 650b/700c Gravel: 2oz
  • MTN 26": 3oz
  • MTN 27.5: 3oz
  • MTN 29": 4oz
  • FAT: 6-8oz

Orange Seal Endurance Formula Attributes

Whatever your riding discipline, your tubeless wheels will benefit from the use of Orange Seal Endurance Tire Sealant. It is proven to seal punctures up to 1/4" and the sealant life is 60-120 days. Orange Seal Endurance Tire Sealant is compatible with most bike tire systems.

  • LONGEST LASTING: Formulated to last and perfect for all bicycle disciplines including mountain, road, gravel, cyclocross, and even e-bike applications. Great choice for less maintenance.
  • FAST SEALING: A primary goal of running tubeless tires is to keep riding without flats! Orange Seal Endurance formula seals fast and for good by making a bond to the inside of your tire.
  • NATURAL LATEX: The best for our applications because it not only adheres to the rubber and seals from the inside out, it seals the entire contact surface of bead/rim to create a problem free ride.
  • RIDING PERFORMANCE: Proven ability to seal punctures up to 1/4”, slices up to ¾”, and perform in conditions down to 11 degrees Fahrenheit. Perfect for almost all conditions.

Who is Orange Seal?

Orange sealOrange seal

Orange SealOrange Seal

Orange sealOrange seal

Family

Orange Seal is all about the love of riding and the love for family and friends. No matter your background, riding discipline, or skill level, Orange Seal is proud to have you in the family!

Fun

Biking is just plan fun and Orange Seal allows you to maximize your fun without worrying about flats that slow you down.

Off-Road Team

The Orange Seal team of riders is comprised of men and women who compete at the highest level races and rely on Orange Seal to perform their best.

Orange Seal Orange Seal Endurance orange Seal subzero Orange Seal Orange Seal Orange Seal - Tubeless Rim Tape
Orange Seal - Regular Orange Seal - Endurance Orange Seal - SUBZERO Orange Seal - Tubeless Conversion Kit Orange Seal - Valve Kit Orange Seal - Tubeless Rim Tape
Intended Use: Riders of all disciplines, tires sizes, and performance levels. Riders looking for less maintenance and a longer lasting sealant. Riders that will be out in cold climate for extended periods of time and need their sealant to perform. If you have not yet set up your wheels as tubeless, this is the perfect kit to get you going. Mountain, Road, Gravel, Fat Bike
Fills Punctures Up to 1/4" Up to 1/4" Up to 1/8"
Fills Slices Up to 3/4" Up to 1/2" Up to 1/4"
Temperature Rating Down to 11 Fahrenheit Down to 0-11 Fahrenheit Down to -20 Fahrenheit
Refill Sizes 4oz, 8oz, 16oz, 32oz 4oz, 8oz, 16oz, 32oz 8oz, 16oz, 32oz

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