Bike Forums - View Single Post - Dating a De Rosa Frame

02-21-19 | 10:32 AM

#16

mgopack42

Senior Member

Joined: Apr 2018

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From: Los Banos, CA

Bikes: 2020 Argon 18 Krypton Pro, 1985 Masi 3V Volumetrica, 1985 3Rensho Super Record Aero, 1989 Colnago 1989 XL, 2022 Trek District 4.

Quote:

Originally Posted by T-Mar

I think that I rule out very early 1980s based on the post-Portracatena dropouts and presence of a front derailleur hanger. I'd say mid-1980s

I agree. based on the graphic guide referenced, tall signs ( BB, Seat stay caps, Fork crown, head badge decal) all point to around 1979-1985, where the guide stops.

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