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Review: Orange Seal’s Endurance tubeless sealant lasts forever but can’t take the cold

Review: Orange Seal’s Endurance tubeless sealant lasts forever but can’t take the cold

Unless you truly love wrenching on your bike, you probably want to know once something is fixed it’s going to stay that way for a…

Tuesday, Sep 14

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Unless you truly love wrenching on your bike, you probably want to know once something is fixed it’s going to stay that way for a while. When it comes to tubeless sealant, the longer it lasts the more maintenance it could save you. I’ve been testing Orange Seal’s Endurance sealant since last fall and can confirm mine has lasted well beyond the company’s claims, even with a few blunders along the way.

My plan was to leave the Endurance sealant in my wheel over the winter, then see how it handled some riding the following spring. I quickly realized winter storage might present some issues, and it did! However, that made for a tough test and ultimately I was won over by the Endurance sealant’s ability to remain effective for a long, long time. Endurance Sealant Installation Notes:

I received one 8oz bottle of Endurance sealant with the dipstick/injector hose kit and one refill bottle. I set up the rear wheel on my personal bike at the beginning of November using 4oz in my 2.5 x 27.5” tire (3-4oz is recommended).

The supplied fill hose fits snugly over my valve and didn’t leak, and I appreciated the convenience of filling through the valve with the tire already mounted on the rim. The bottle doesn’t have ounces marked on the side (which would be preferred), but since I used 4oz it was easy to estimate from the 8oz bottle. I had no issues with the tire sealing up, and got a couple […]

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