GT SPEED SERIES JR 1998 VS Mirraco FIVESTAR OPTION 2009 specs comparison
GT Speed Series Jr
General Infos| Model | Speed Series Jr |
| Manufacturer | GT |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Ball-burnished |
| Sizes |
- Junior |
| Sizes |
- Junior |
Wheels And Breaking System
| Bike front tire | 20 X 1 1/8 (inches) GT AA Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe MX-122 Levers Tektro Dual-pivot Caliper Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 28-hole Weinmann Mini Zac |
| Spoke nipples type | Alloy Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT Jr Aluminum |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Mini Piston |
| Headset size | 1 (inches) Threadless Aheadset DX2 |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | GT Cartridge |
| Crankset parts and sizes | GT 3-piece Jr Aluminum |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Speed Series Jr 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 Jr
| Component group sets | Not Available |
| Pedals details | Victor VP-103 Clipless |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | GT Aluminum |
Mirraco Fivestar Option
General Infos| Model | Fivestar Option |
| Manufacturer | Mirraco |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- White -Flat Bronze |
| Sizes |
- 20 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.95 (inches) SNAFU Sterly Front: 20 X 1.95 (inches) SNAFU Sanford |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 289 Rear Levers Tektro Alloy U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Alloy 14 (millimeters) Axle Front: M3 Alloy 3/8 (inches) |
| Rims manufacturer | 36-hole Alex C-303 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Chromoly Downtube and top Tube |
| Frame type | TIG-welded |
| Handlebar construction | M3 2pc 7.0 (inches) |
| Handlebar extender | Optional |
| Handlebar stem details | M3 Downside |
| Headset size | 1 1/8 (inches) VP A-88 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid BB |
| Crankset parts and sizes | 36 Teeth M3 3pc Crmo |
| Gear shift levers | Not Available |
| Rear gear set | 13 Teeth 1-speed |
Mirraco Fivestar Option Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Cr-mo Blades and Hi-Ten Steerer |
| Fork type | Not Available |
Other Specs of Mirraco Fivestar Option
| Component group sets | BMX |
| Pedals details | Wellgo Alloy |
| Rear shock absorber | Not Available |
| Saddle seat | M3 Fivestar Lite 8 (millimeters) Rails |
| Seat post extension | 25.4 (millimeters) Diameter Alloy |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Speed Series Jr bike manual
- Find All parts, tires and accessories of GT Speed Series Jr BMX here
- Get your Mirraco Fivestar Option manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mirraco Fivestar Option BMX here