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Help Identifying a Vintage Bianchi

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Help Identifying a Vintage Bianchi

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Old 08-25-21 | 05:23 PM
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Help Identifying a Vintage Bianchi

I recently purchased a vintage Bianchi and I'm having trouble IDing the model. I searched for a serial number but couldn't seem to find one. All I know is that I'm pretty sure it's 80s or thereabouts. I also just joined BikeForums so can't post pictures yet, so I'm not sure the best way to go about this? I can list out components if that would be helpful? Thanks!
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Old 08-25-21 | 05:42 PM
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Welcome! Description might help; color (be specific on shade/metallic/etc.), frame stickers/decals, components, things like that.
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Old 08-25-21 | 07:27 PM
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It's likely one of the early 1980s, Piaggio era models, with the serial number stamped on both sides on the seat lug.
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Old 08-25-21 | 07:42 PM
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Originally Posted by LovelessOnVinyl
...can't post pictures yet...
...but I can subvert the Capitalist Authoritarian Oligarchical Patriarchy!

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OP's Album.

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Old 08-26-21 | 12:04 AM
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Originally Posted by thumpism
Welcome! Description might help; color (be specific on shade/metallic/etc.), frame stickers/decals, components, things like that.
It seems machinist42 posted my album for me
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Old 08-26-21 | 12:05 AM
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Thank you! I appreciate the help in subversion!
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Old 08-26-21 | 12:13 AM
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Originally Posted by T-Mar
It's likely one of the early 1980s, Piaggio era models, with the serial number stamped on both sides on the seat lug.
That seems right? I saw a stamped in 1940 on the left side and 3 A on the right. I don't know what this means though
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Old 08-26-21 | 05:43 AM
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Originally Posted by LovelessOnVinyl
That seems right? I saw a stamped in 1940 on the left side and 3 A on the right. I don't know what this means though
Your frame was manufactured in Italy during January 1983, so it is Piaggio era. However, it is misssing the Piaggio decals, so it may be a repaint and re-decal. Unfortunately, Bianchi did not encode model information into their serial numbers.

The bicycle has be largely rebuilt with newer componets over the years. The crankset, derailleurs and wheels are replaccements, complicating identification. However, based on the presence of dropout eyelets, it would appear to be a lower, mid-range model, possibly a Nuovo Racing. To confirm the level, please report the seat post diameter, which should be stamped on the back of the seat post, at the top of the barrel section..
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Old 08-26-21 | 07:39 AM
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Originally Posted by T-Mar
Your frame was manufactured in Italy during January 1983, so it is Piaggio era. However, it is misssing the Piaggio decals, so it may be a repaint and re-decal. Unfortunately, Bianchi did not encode model information into their serial numbers.

The bicycle has be largely rebuilt with newer componets over the years. The crankset, derailleurs and wheels are replaccements, complicating identification. However, based on the presence of dropout eyelets, it would appear to be a lower, mid-range model, possibly a Nuovo Racing. To confirm the level, please report the seat post diameter, which should be stamped on the back of the seat post, at the top of the barrel section..
It has 27 stamped there
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Old 08-27-21 | 10:37 PM
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Originally Posted by T-Mar
Your frame was manufactured in Italy during January 1983, so it is Piaggio era. However, it is misssing the Piaggio decals, so it may be a repaint and re-decal. Unfortunately, Bianchi did not encode model information into their serial numbers.

The bicycle has be largely rebuilt with newer componets over the years. The crankset, derailleurs and wheels are replaccements, complicating identification. However, based on the presence of dropout eyelets, it would appear to be a lower, mid-range model, possibly a Nuovo Racing. To confirm the level, please report the seat post diameter, which should be stamped on the back of the seat post, at the top of the barrel section..
Does a 27 stamp mean anything to you?
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Old 08-28-21 | 06:15 AM
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Given the size of the frame, I was expecting 27.2mm but it could be slightly undersize due to a distorted seat tube or being an owner replacement. Regardless, it indicates the frame is high grade tubing for the main tubes. The presence of dropout eyelets suggests a lower grade steeel alloy for the stays and fork blades. In 1983, this was typical of a Bianchi Nuovo Racing, which used a Columbus SL Tretubi tubeset, so that would be my leading candidate.
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Old 08-29-21 | 12:05 PM
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Originally Posted by T-Mar
Given the size of the frame, I was expecting 27.2mm but it could be slightly undersize due to a distorted seat tube or being an owner replacement. Regardless, it indicates the frame is high grade tubing for the main tubes. The presence of dropout eyelets suggests a lower grade steeel alloy for the stays and fork blades. In 1983, this was typical of a Bianchi Nuovo Racing, which used a Columbus SL Tretubi tubeset, so that would be my leading candidate.
Thank you so much for all your help!
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