1999 Dyno

Detour

RIDER STYLE
Flat/Street/Vert
1999 Dyno detour BMX

1999 Dyno Detour. Dyno flatland frame with full 4130 CrMo tubing, Pac-Man dropouts and welded-on detangler cable stops. CrMo threadless GT freestyle fork, 1-1/4-inch legs, Pac-Man dropouts. New GT CNC'ed one-piece chainwheel. New GT aluminum platform pedals. GT Mohawk hubs w/Weinman 2AC-X 48H rims. GT Airbag tires. Dyno 4130 CrMo freestyle handlebar with gussets. GT freestyle saddle w/bashguards. GT micro adjust double-bolt seatpost. GT Kraton freestyle grips. Front and rear 38mm axle pegs. Colors available: CP, Brown Sugar.

Room Icon
ORIGINAL SPECS
For this model
Frame
Fork
Handlebar
Rims
Hubs
Pedals
Front Brakes
Rear Brakes
Levers
Seat
Grips
Stem
Tyres
Cranks
100% CR-MO PacMan
CR-MO PacMan
CR-MO 2pc Gusset
New Alex CP 48H
GT Mohawk
GT Alloy Platform
Dia Compe 990U
Dia Compe 990U
Dia Compe MX101
Padded GT FS
GT Kraton FS
GT Piston
GT Airbag
1pc 170 CNC 43T

Headset Size

1 1/8"

Seatpost Size

25.4mm

Top Tube Size

18.80

Original Colours

chrome brown
Serial Number Icon
Serial Number
Format

S8XTO00000 S9YTO00000
Made in Taiwan.
The second digit in the serial indicates year of production (1998 or 1999). X in the serial indicates production Month (E to L - May to Dec). Y in the serial indicates production Month (A to D - Jan to April).

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.

GT BMX Mid School Serial Guide