GT MACH ONE JR. 2005 VS Premium DUO 2013 specs comparison
GT Mach One Jr.
General Infos| Model | Mach One Jr. |
| Manufacturer | GT |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Chrome -Speed Red |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) BMX Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Shimano Coaster Front: Steel |
| Rims manufacturer | Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Hi-tensile Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 (inches) Threaded Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 36 Teeth 1-piece Steel |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach One Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown High-tensile Steel |
| Fork type | GT |
Other Specs of GT Mach One Jr.
| Component group sets | Not Available |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. |
| Seat post extension | 22.2 (millimeters) Diameter Steel |
Premium Duo
General Infos| Model | Duo |
| Manufacturer | Premium |
| Year of production | 2013 |
| Current price | Check price Here ==> |
| Color choice |
- Orange -Black |
| Sizes |
- 20.5 TT (inches) - 21 TT (inches) |
Wheels And Breaking System
| Bike front tire | Premium CK 20x2.4 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | U-Brake |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Alienation Deviant |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Chromoly Main |
| Frame type | Not Available |
| Handlebar construction | Chromoly 8.25 (inches) Rise |
| Handlebar extender | Not Available |
| Handlebar stem details | Unavailable Stem |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | KMC 710SL |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Unavailable Bottom Bracket |
| Crankset parts and sizes | 3-Piece 25t |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | 1x1 Speeds |
Premium Duo Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | Chromoly |
Other Specs of Premium Duo
| Component group sets | Not Available |
| Pedals details | Odyssey Twisted |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Premium Slim |
| Seat post extension | Pivotal Alloy |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Jr. bike manual
- Find All parts, tires and accessories of GT Mach One Jr. BMX here
- Get your Premium Duo manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Premium Duo BMX here
