1999 GT Vertigo. GT Performer freestyle frame with curved top tube, CrMo down tube, CrMo seat tube. GT CD chainwheel. GT Mohawk 48-hole hubs. Tektro 909 (rear) U-brakes. SST ORYG 1 detangler. Low-rise GT 2-piece freestyle handlebar with gussets. Padded GT freestyle saddle and peg.
Headset Size
1"
Seatpost Size
25.4mm
Top Tube Size
19.95
Original Colours
XC98Y0000 XC99Y0000
Made in Taiwan.
First two numbers in the serial indicates year of production. 1998 or 1999. 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.