With disc brakes allowing for wider clearances on frames and the
explosion of interest in gravel and adventure riding, wider tyres
are creeping onto a lot more builds these days. Where once running
a 25mm tyre was considered outré, 28mm is rapidly becoming pretty
If you are riding cobbles, gravel or dirt, then 30mm and up is
the way to go. We'll be posting some more on the science behind
rolling resistance soon - yes, fatter can be faster! - but in the
meantime check out these ENVE SES 4.5 AR Disc Wheels .
A whopping 25mm internal diameter and recommended for tubeless
use only, these are the new bad boys on the block for the all-road
market. We've started spec'ing them on some builds already, with
more in the stand as I write, so you'll be sure to see these all
over the place soon.
Here's a what GCN had to say about them when they were first