Joined: Sep 2008
Posts: 1,784
Likes: 345
From: Tepic, Nayarit, Mexico
Bikes: 48 Automoto, 49 Stallard, 50 Rotrax, 62 Jack Taylor, 67 Atala, 68 Lejeune, 72-74-75 Motobecanes, 73 RIH, 71 Zieleman, 74 Raleigh, 78 Windsor, 83 Messina (Villata), 84 Brazzo (Losa), 85 Davidson, 90 Diamondback, 92 Kestrel
In 1981 most bikes were still using 27" tires, so if you put on 700c's you could probably run 700x32's with no problem. I had a 1981 or '82 Trek 710, bought as a frame only, and remember that it had fairly generous clearances.