GT FLY 2008 VS GT POWER SERIES JR. 2003 specs comparison

GT Fly
General InfosModel | 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 |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | Rear: 20 (inches) Kenda KonxsionFront: 20 (inches) Kenda K-Rad |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 274A Rear LeversN and A Front and Tektro 907A Rear Brakes |
Hubs for disc brakes | Rear: Steel Shell With 14 (millimeters) AxleFront: 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 Teeth1-speed |
GT Fly Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownCromo 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 |

GT Power Series Jr.
General InfosModel | Power Series Jr. |
Manufacturer | GT |
Year of production | 2003 |
Current price | Check price Here ==> |
Color choice | -Avus Blue |
Sizes | - One |
Wheels And Breaking System
Bike front tire | 20 X 1 1/8 (inches) GT Brody Knobs |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 316A Rear LeversTektro 926A Mini V Rear Brakes |
Hubs for disc brakes | GT Mini |
Rims manufacturer | 28-holeJalco GT-02T |
Spoke nipples type | Aluminum Nipples |
Spoke wheel | 15ga. Straight GaugeSteel |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | GT Mini BMX |
Handlebar extender | Not Available |
Handlebar stem details | GT Mini Piston |
Headset size | 1 (inches) Semi Integrated Threadless |
Gearing Specifications
Bicycle chain | 1/2 X 3/16 (inches)KMC Z30 |
Bottom bracket shell width | Euro |
Bottom bracket type | Sealed Cartridge |
Crankset parts and sizes | 38 TeethGT 3-piece Chromoly |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
GT Power Series Jr. Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownChromoly |
Fork type | GT |
Other Specs of GT Power Series Jr.
Component group sets | Not Available |
Pedals details | Aluminum |
Rear shock absorber | Not Available |
Saddle seat | GT Mini |
Seat post extension | 22.2 (millimeters) DiameterAluminum |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Fly bike manual
- Find All parts, tires and accessories of GT Fly BMX here
- Get your GT Power Series Jr. manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Power Series Jr. BMX here