Thread: Rolling resistance on Marathon XR?
View Single Post
Old 01-21-10 | 09:28 PM
  #9  
Thasiet
Acetone Man
20 Anniversary
 
Joined: Oct 2004
Posts: 251
Likes: 0
From: PDX
I have 2.25 XR and 1.5 Marathons. The XRs are maybe 10% slower
Thasiet is offline  
Reply
0