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Search: Posts Made By: chas58
Showing results 1 to 11 of 11
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Forum: Cyclocross and Gravelbiking (Recreational)
09-11-17, 08:35 AM
Replies: 52
Views: 43,295
Posted By chas58

When I am riding fast at my limit (paceline work)...

When I am riding fast at my limit (paceline work) on paved routes - light fast tire makes a noticeable difference.

When I am riding at 60-80% effort on rough roads, not much difference at all. ...
Forum: Cyclocross and Gravelbiking (Recreational)
09-07-17, 03:03 PM
Replies: 52
Views: 43,295
Posted By chas58

Well the races are much shorter, mostly sprints. ...

Well the races are much shorter, mostly sprints. our team relays average about 33mph. Part of it is the incredibly smooth track, part of it is the bike (light, stiff, aero, with very fast tires),...
Forum: Cyclocross and Gravelbiking (Recreational)
09-06-17, 01:47 PM
Replies: 52
Views: 43,295
Posted By chas58

I use 32 in the summer and 40 in the...

I use 32 in the summer and 40 in the winter/spring when roads are in rougher shape (and I’m not in as good shape either, LOL).
Last weekend I got lazy and left the 32mm on the rear and used the 40mm...
Forum: Cyclocross and Gravelbiking (Recreational)
03-15-17, 12:40 PM
Replies: 52
Views: 43,295
Posted By chas58

Good point about BQ. Context is important,...

Good point about BQ.

Context is important, and almost always overlooked.

There is the racing me. I’m doing 35-40mph at the velodrome for short races. Everything makes a little difference, and...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 03:24 PM
Replies: 52
Views: 43,295
Posted By chas58

Agreed. Good points. Still, I’m not losing...

Agreed. Good points. Still, I’m not losing sleep over a couple of watts. 20-30 watts per tire might keep me up at night. ;-(




Yeah, but velodromes are so crazy fun. I'm doing good to...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 01:02 PM
Replies: 52
Views: 43,295
Posted By chas58

I understand your point of view. And that BQ may...

I understand your point of view. And that BQ may be a little biased. And that lots of testing has been in the 23-28mm range

Here is another point of reference showing larger tires. Doesn't seem...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 12:18 PM
Replies: 52
Views: 43,295
Posted By chas58

"Assuming the same tire, 42mm tires are going to...

"Assuming the same tire, 42mm tires are going to be slower than 32mm tires"

There is plenty documentation proving that the bigger tire is similar or faster than the smaller tire (due to contact...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 08:54 AM
Replies: 52
Views: 43,295
Posted By chas58

I'm more worried about start and stop. ...

I'm more worried about start and stop. Accelerating from a stop is a lot more fun with light tires. But, if you are just going out for a cruise without stops, weight doesn't make much of a...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 08:51 AM
Replies: 52
Views: 43,295
Posted By chas58

Than 32mm? not really. It depends There are...

Than 32mm? not really. It depends

There are some factors to consider.
1) carcass construction is the biggest. With the same carcass & tread, they don't roll a lot slower. Most larger tires...
Forum: Cyclocross and Gravelbiking (Recreational)
03-14-17, 08:45 AM
Replies: 52
Views: 43,295
Posted By chas58

Yeah sure, you can go lower for gravel and grass...

Yeah sure, you can go lower for gravel and grass of course.

The pressures I gave were more for road.

For road, generally anything below 80 psi under 30mm the resistance starts to go up under...
Forum: Cyclocross and Gravelbiking (Recreational)
03-10-17, 07:58 PM
Replies: 52
Views: 43,295
Posted By chas58

I have a set of 32mm I use for relatively smooth...

I have a set of 32mm I use for relatively smooth hard pack maintained roads, and a set of 40mm for rougher softer trails.

off road you can run the
32s at 50-60psi
40s at 35-40psi.

that...
Showing results 1 to 11 of 11


 
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