Originally Posted by
canam73
The 3 is the old version, 4 is new.
Although the 3 was the 'race' slick, and when they went to the 4 they grouped other tires in on it. The 'service course' is the race, the 'endurance' is the old Krylion Carbon. I think there is a light weight edition too.
Thanks for the info, mate!
Originally Posted by Looigi;
you can hear it over the wind noise in your ears at 20 mph?
Good point. I only hear it I guess when I turn my head?