Road Bicycle Tire and Frame Rolling Resistance 2021
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Road Bicycle Tire and Frame Rolling Resistance 2021

At the turn of the century, we published an article about rolling resistance on bicycles works.  The article points out three main things: Rolling resistance is a valuable enough performance variable that you should pay attention to it. Narrower and higher pressure tires are not always better. Suspension and compliance help reduce rolling resistance. While…

Shimano GRX 800 Review

Shimano GRX 800 Review

Shimano introduced their first “gravel specific” gruppo in 2019, so some of this is not new news.  This being said, we wanted to get a little time with the new Shimano GRX 800 components before providing an overview. The “gravel group” parts from Shimano are designated GRX and are available in three levels – 400,…

Ceramic Bearings vs. Steel Bearings on Bicycles.  Which is Best?

Ceramic Bearings vs. Steel Bearings on Bicycles. Which is Best?

Ceramic bearings are often represented as the ultimate way to minimize rolling friction on your bike.  The influx of ceramic bearing development into the bike industry sparked needed focus on reducing rolling friction in bearings.  However, the reality of why some bearing designs are faster than others doesn’t always align with what is presented.  With…

Niner MCR Full Suspension Gravel Road Bike Review

Niner MCR Full Suspension Gravel Road Bike Review

In the beginning, there was the cyclocross bike.  Born in racing, but more often ridden in recreation, the cyclocross bike’s wide tires opened up roads previously unexplored by narrow high pressure tires.   As time passed, the cyclocross bike evolved to adapt better to the gravel road riding thrust upon it.  Wheel bases lengthened, head angles…

Garmin Varia RTL510 Rear Radar System Review

Garmin Varia RTL510 Rear Radar System Review

“Gimmick.” “Life saver.” “Over engineered mirror.” “Best product I’ve bought for my bike.” “Expensive.” “Bargain.” “No one should ride without one.” I’ve heard all of the above said about the Garmin Varia radar system.  A bit like ebikes, the Garmin Varia RTL510 is a polarizing product – especially for those who have not tried it. …