


Here are some examples of where and what to look for: Trek Bike Serial Number Lookup Most bicycles have their serial number engraved beneath their bottom bracket, but sometimes serial numbers are found in other places. This SN form is for frames/bikes made in the US The number was marked on the bottom of the bottom bracket.Īll bikes 1all have unique serial numbers. According to the Trek-provided SN list, this corresponds to a 22' (22.5') Model 400 frame made in 1983. The SN was located on the bottom of the bottom bracket. Please enter the bicycle serial number using only letters and numbers without spaces or other special characters. The SN was located on the bottom of the bottom bracket.' Taken from: Vintage Trek Bicycle Frame Serial Numbers. One, marked 'made in Japan', begin with JS followed by six numerals.

This scheme seems to have been used for bikes manufactured overseas and perhaps for bikes made in the USA by Trek.Īlso, regarding the serial number: 'FOREIGN-BUILT FRAMES AND BIKES AFTER 1982 Three different serial number forms have been submitted for 1983 Trek Model 400 frames. During the mid to late 1990s, Trek used a three-part serial number and information code system on the bottom of bottom bracket shells. To do so, bring the bicycle to the station, located in Parking Structure A (PSA). If you can’t find a serial number, you can still register your bicycle with DPS. The diagram (below) indicates five of the most common serial number locations.
