Most bicycle serial numbers are located under the bottom bracket where the two pedal cranks come together (1). Simply turn your bike upside down and record the number. Check for the serial number on the headset at the front of the bike (2) or the rear stays (3).

Do all bicycles have serial numbers?

Almost all bicycles have a unique identification number engraved into their frame. This number is usually between seven and ten digits long, and its called the “bike serial number” or “bike frame number”.

How do I look up a VIN number?

The VIN can often be found on the lower-left corner of the dashboard, in front of the steering wheel. You can read the number by looking through the windshield on the drivers side of the vehicle. The VIN may also appear in a number of other locations: Front of the engine block.