Gary Fisher OPIE 1998 VS GT Bicycles SPEED SERIES JR. 20 2012 specs comparison
Gary Fisher Opie
General InfosModel | Opie |
Manufacturer | Gary Fisher |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice | -Gold dust |
Sizes | - Boys |
Sizes | - Boys |
Wheels And Breaking System
Bike front tire | Rear: 20 X 1.75 (inches) Comp III StyleFront: 20 X 2.125 (inches) Comp III Style |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Aluminum LeversFront and aluminum Linear-pull Rear Brakes |
Hubs for disc brakes | Rear: Casette Hub Nutted NuttedFront: Aluminum |
Rims manufacturer | 36-holeAraya 7X |
Spoke nipples type | Brass Nipples |
Spoke wheel | 2.0 (millimeters) Straight GaugeSteel |
Frame and Body Specs
Frame materials | 6061 T6 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Fisher 4-piece Chromoly |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches) |
Bottom bracket shell width | American |
Bottom bracket type | One Piece |
Crankset parts and sizes | 44 Teeth1-piece Chromoly |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
Gary Fisher Opie Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown4130 Chromoly |
Fork type | Fisher |
Other Specs of Gary Fisher Opie
Component group sets | Not Available |
Pedals details | AluminumPlatform |
Rear shock absorber | Not Available |
Saddle seat | Fisher With Kevlar |
Seat post extension | Aluminum Micro-adjust |

GT Bicycles Speed Series Jr. 20
General InfosModel | Speed Series Jr. 20 |
Manufacturer | GT Bicycles |
Year of production | 2012 |
Current price | Check price Here ==> |
Color choice | -Silver and Blue |
Sizes | - Standard size for all |
Wheels And Breaking System
Bike front tire | Tioga Power Block 1-3/8 |
Bike rear tire | Not Available |
Bike wheel size | Not Available |
Brakeset type | Promax MV-201 |
Hubs for disc brakes | GT Mohawk 28h GT Mohawk 28h |
Rims manufacturer | Unavailable Wheelset |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | Hydroformed Speed Metal Al |
Frame type | Not Available |
Handlebar construction | GT Race |
Handlebar extender | Not Available |
Handlebar stem details | GT Race |
Headset size | FSA Integrated Sealed 1 (inches) |
Gearing Specifications
Bicycle chain | KMC Z610Hk |
Bottom bracket shell width | Not Available |
Bottom bracket type | Euro Sealed External Bearing |
Crankset parts and sizes | GT Race 145 (millimeters) 41t |
Gear shift levers | Unavailable Shifters |
Rear gear set | Not Available |
GT Bicycles Speed Series Jr. 20 Fork System Data
Derailleur (Front) | Unavailable Front Derailleur |
Derailleur (Rear) | Unavailable Rear Derailleur |
Fork material | Not Available |
Fork type | GT Cro-Mo |
Other Specs of GT Bicycles Speed Series Jr. 20
Component group sets | Not Available |
Pedals details | GT Mini Plastic |
Rear shock absorber | Unavailable Rear Shock |
Saddle seat | GT Uni |
Seat post extension | GT Uni |
Useful links and guides ....
- To know more about this exacte bike, Gary Fisher provided us with the latest version of its Opie bike manual
- Find All parts, tires and accessories of Gary Fisher Opie BMX here
- Get your GT Bicycles Speed Series Jr. 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Bicycles Speed Series Jr. 20 BMX here