


Or, it could be something completely different. The rest of the characters are numbers.īased on this information, which may or may not be accurate, your frame could be a Miyata built by Dodsun in Taiwan in June of 1988. The ones column for the month is the first character of the second line. The last character will be a number "0" or "1", the tens column of the number for the month that the frame was made. 200 and 600 series and the 1000 model were touring bicycles, with the level of bicycle increasing with first digit in the series. Generally, citation needed 90 and 100 series were sports/entry level bicycles. to see if there are similar component-set bikes, sold under either Miyata or Univega. By the late 1970s Miyata began using the same names, writing out the numeric names (e.g., Miyata Seven Ten ). The next character will be a number for the year of manufacture of the frame, probably "9", "0", or "1". My understanding is that P in Frame Serial Number corresponds to.

The first two characters will be "D" and "S" for Dod Sun. The first line of the serial number will 4 characters, widly spaced. According to a 2010 comment on a thread at the Sekine Bicycle Database, the DS80 indicates that the frame is from the Dodsun Bicycle and Machinery Manufacturing of Taiwan.ĭS is Dodsun who made frames for many brands including Redline, Cycle Pro and CrossriderĪ Google image search for Dodson touring bicycles shows the usual assortment of random frames.įinally, a post on Bike Forums is most informative:īased on the location of the serial number, this will probably be a Dod Sun of Taiwan serial number.
