Category Archives: Tires

Tires

The Tire Pressure Revolution

Of all our research on tires, the most revolutionary finding is this: Tire pressure has almost no effect on a tire’s speed. We did not believe it at first, either, so we’ve tested it numerous times. It’s been confirmed numerous … Continue reading

Posted in Testing and Tech, Tires | 124 Comments

TPI and Tire Performance

Tires with supple casings are faster, more comfortable and simply more fun to ride. Most cyclists know this, but how do you measure “suppleness”? A measure that often is used to describe the quality of tires is “threads per inch” … Continue reading

Posted in Tires | 21 Comments

Optimizing Tire Tread

Most tire manufacturers agree that supple sidewalls and a thin tread make a tire fast, but the role of the tread pattern remains poorly understood. Most modern tires have either a completely smooth tread (slicks) or a coarse tread pattern … Continue reading

Posted in Tires, Uncategorized | 54 Comments

The Actual Width of Tires?

Sometimes we get an e-mail or a phone call from a customer asking, “I bought the Compass 32 mm tires, but they only measure 28.5 mm on my rims. Why is this?” Decades ago, some tire makers cheated when stating … Continue reading

Posted in Tires | 26 Comments

How much faster are supple tires?

Improving your tires can make the biggest impact in the speed of your bike (apart from changing the motor!). The difference is especially pronounced for slower riders, whose wind resistance is less than that of faster riders. Most cyclists know … Continue reading

Posted in Testing and Tech, Tires | 71 Comments

The Art of Compromise

It may be popular to talk about “no-compromise” products, but the reality is that the best products involve a careful balance of features and properties. Take our new Compass tires… We could have made them lighter! The only place to … Continue reading

Posted in Tires | 43 Comments

Feedback on the new Compass Tires

As we get the first feedback from riders about our new Compass tires, it’s nice to hear that others enjoy them as much as we do. Here are a few samples of unsolicited feedback: “I used the new Barlow Pass … Continue reading

Posted in Tires | 25 Comments