
1998 GT Pro Series Mini. The mini Piston stem is a smaller, lighter, yet equally as sharp looking version of the popular GT Piston stem. GT 100% 4130 CrMo frame with small bottom bracket and 1" head tube • GT 100% 4130 CrMo mini fork with 1" threadless CrMo steer tube • GT cold-forged aluminum three-piece cranks with 42-tooih chainring • Weinmann U.S.A.-made Mini Zac 32-hole double wall aluminum rims • GT aluminum mini Piston stem • GT aluminum mini handlebar • Colors: Chrome.
Headset Size
1" T/Less
Seatpost Size
22.2
Top Tube Size
17.85
Original Colours
XC98Y0000 XC99Y0000
Made in Taiwan.
First two numbers in the serial indicates year of production. 1998 or 1998. Y in the example above indicates production month
Bikes made in Taiwan usually had an 5-8 month production and shipping timeline before they were sold in bike shops around the world. Bikes welded in the later months of the year would normally be made for the following year.
For more detail on what the serial number means on your mid school GT BMX, check out our easy-to-follow serial number guide.