GT SPEED SERIES 1999 VS GT FLY 2008 specs comparison
GT Speed Series
General Infos| Model | Speed Series |
| Manufacturer | GT |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Ball-Burnished |
| Sizes |
- Boys |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) GT AA Pro Front: 20 X 2.125 (inches) GT AA Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX-1 Rear Levers Direct Pull Rear Brakes Dia-Compe MX1 |
| Hubs for disc brakes | GT Rhythm System Sealed |
| Rims manufacturer | GT Rhythm System Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | Welded |
| Handlebar construction | GT Chromoly |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Piston Invet |
| Headset size | 1 1/8 (inches) Threadless Aheadset SX-1 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | GT Sealed Bearing |
| Crankset parts and sizes | GT 3-piece Aluminum |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Speed Series Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Speed Series
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Drop Nose |
| Seat post extension | GT Aluminum Micro-adjust |
GT Fly
General Infos| Model | Fly |
| Manufacturer | GT |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Black and Yellow -White and Turquoise |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | Rear: 20 (inches) Kenda Konxsion Front: 20 (inches) Kenda K-Rad |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 274A Rear Levers N and A Front and Tektro 907A Rear Brakes |
| Hubs for disc brakes | Rear: Steel Shell With 14 (millimeters) Axle Front: Steel Shell With 3/8 (inches) Axle |
| Rims manufacturer | 36-hole |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Chromoly Downtube |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Dirt and street |
| Handlebar extender | Optional |
| Handlebar stem details | GT FS Design |
| Headset size | 1 1/8 (inches) Tange Seiki Fatty 22 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type With 8 Spline Cr-Mo Axle |
| Crankset parts and sizes | GT Tubular Cr-Mo 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Fly Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Cromo and Hi-Ten |
| Fork type | GT BMX Design |
Other Specs of GT Fly
| Component group sets | BMX |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | BMX Mini Street |
| Seat post extension | Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Speed Series bike manual
- Find All parts, tires and accessories of GT Speed Series BMX here
- Get your GT Fly manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Fly BMX here