Originally Posted by
wenzle
have visited several klein roadbike websites in an attempt to interpret the serial number
You probably found mine then...
Originally Posted by
wenzle
The serial number is **3p1ab** and i can't figure out what the the five digits convert to. I think the bike is a late 80's model but need some help.
Thank you
I think the only years they put the serial number on the dropout were 1989 - 1991. The "P" probably means it's a Performance model, the rest is a mystery. Below photo is from a 1991 Quantum. Send me photos of your bike please!