Originally Posted by Bikedued

Yes, since it is pre 1977, which was when The Competition GS was introduced.

I will have to say I have never seen or heard of a lavender Competition. I can see almost no original equipped parts on it, so that may explain the value discrepancy? I've also never seen one with a "Competition" decal on the chainstay? Are you sure that's original paint? Is the head tube black?,,,,BD