Tim, Your 710 could be as early as '77 or '78. Another thing is that rear dropout spacing on Treks before about 1982 wasn't very consistent regardless of printed spec.
David "yanked a lot of 123mm spacing to 126 on Treks"
Feldman
Vancouver WA
> Hey folks-
>
> I've been trying to narrow down the age on the Trek frame I acquired
earlier
> this year. So far, based on info from list members and the Vintage Trek
> site, I've gotten it down to probably a 79 or 80 model 710 frame. But
> here's a riddle... rear dropout spacing... The 1980 Trek 414 I have
(since
> 1980) came with 126mm rear spacing. This 710 is 120mm. To me, that would
> seem to indicate that it's older, but from the brochures on the Vintage
Trek
> site, it seems they were equipping some of their high end '80 models with
> Ultra 6 freewheels, which would imply 120mm. Is that odd or no? I would
> have thought that the high end models would have gone 126mm earlier, but
> maybe not. Anyone know?
>
> Thanks!
>
> Tim
>
> Tim Fricker
> tymn61@earthlink.net
>
> _______________________________________________
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