Here are some examples of where and what to look for.
Bmx bike serial number lookup.
The serial number guide will help date haro bmx bikes made between approximately 1990 and 2009.
If the frame was made overseas in taiwan it gets more complicated.
1974 1975 front gusset had no hole 1976 1977 front gusset had two holes.
All serial number records before 1948 were lost in a factory fire.
By the 500 600 range somewhere begin the 1975 s.
A low number bike would be early 1974.
Bikechecker is a free service for people purchasing a second hand bike which allows you to check that the bike is not listed as stolen on the bikeregister database.
Thieves often try to sell on stolen bikes in the quickest and easiest way.
This tool searches a database of schwinn serial numbers and if it finds a match to your serial number then it will display the information available for your bike.
1978 1979 mx ii 4130 frame fork.
What might happen however is that there s no serial number there.
The next part of the serial number is eight numeric digits.
The bottom bracket where serial numbers are typically located is circled.
For mid school gt bmx bikes built in taiwan through most of the 90 s with a serial number that begins with 4 letters before the series of numbers.
Most bicycles have their serial number engraved beneath their bottom bracket but sometimes serial numbers are found in other places.
I spent quite a bit of time looking into the haro serial numbers on a few of my bikes as well as checking.
A serial number on the underside of a bottom bracket.
Gt serial numbers are usually found stamped on the bottom of the bottom bracket of your bmx.
Enter a frame number or unique bikeregister id below and click on the magnifying glass.
This tool works for schwinn bikes from 1948 to 1982.
First production bike was serial number 100.
This is not always the case and there will be some bikes that do not fit into this formula.
The last four digits are the serialization digits 0000 to 9999 depending on what number the frame was of the years production.
Your bike s serial number will most likely be found underneath the bike s bottom bracket.
The first four numbers should be a two digit month followed by a two digit year.
This guide may not work for all haro bmx bikes built between this time and i have listed below which haro serial numbers it does work for.