The 1986 GT Mach One. Whether you want to rip up the local track or tear up the town, the '86 Mach One has what it takes. A complete bicycle with a list of components as impressive as the GT on the headtube. GT Tires. GT Powerdisc. SR Cosmolite Cranks. GT/Epoch Headset. Dia-Compe Brakes and A'me Grips all set up on a 100% Chromoly GT Frame and Fork, make the Mach One the hottest machine in its class! Available in the latest GT flavors like GT Blue, White, Green, Lavender, Pink, and GT Show Chrome.
Headset Size
1"
Seatpost Size
22.2
Top Tube Size
Unknown
Original Colours
G5XX0000 G6XX0000
Made in Japan/Taiwan.
The second digit in the serial indicates year of production. 1985 or 1986. XX in the example above indicates production month.
Bikes made in Overseas 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.