Want big performance from a small bike? Check out the 1999 Haro Group 1 Si Mini. This pint sized rocket packs a punch. It's not just downsized, it's customised for young racers. 18 pound mini racer. Sealed bearing race hubs. Ritchey Speedmax tyres. Tektro dual pivot rear brake. Alloy cage/body pedals.
Frame & Fork
3pc Alloy Cranks
Haro Mini RC3 Alloy Rims
To use the BMX serial number finder start typing the whole serial into the search bar at the top of the page, or use the Advanced Search page. Based on your entry, a filtered list of possible bikes that match your serial year and month will appear.
Haro BMX serial numbers.
The character K is the factory code. The second and third character SI is the model code. The next character is year of production. 8 = 1998, 9 = 1999. Depending on the factory, production may have started around June 1998 through to May 1999.
After the year is month of production. A to L = January to December.
Example: KSI8K00000
Made in Taiwan.
As a general rule, bikes made in Taiwan at this time had around a 5 month production lead timeline before they were delivered and sold in bike shops around the world. Generally around May of each year, factories would switch production to making models for the following year.
