GT MACH ONE JR. 2005 VS GT CALAFIA 2009 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 |
GT Calafia
General Infos| Model | Calafia |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Yellow |
| Sizes |
- 21 TT (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) Kenda Kiniption |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 275A Rear Levers Tektro FX-15 U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Joy Tech Cassette Front: GT Aluminum Sealed |
| Rims manufacturer | 32-hole and 36-hole Alienation Black Sheep |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | GT Dirt and street Cr-mo |
| Handlebar extender | Optional |
| Handlebar stem details | GT FS Design |
| Headset size | 1 1/8 (inches) TH #8 Integrated |
Gearing Specifications
| Bicycle chain | KMC Z510HX |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid Sealed BB |
| Crankset parts and sizes | 33 Teeth GT Tubular Cr-Mo 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 12 Teeth 1-speed |
GT Calafia Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT Dirt and Street |
Other Specs of GT Calafia
| Component group sets | BMX |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Slim |
| Seat post extension | Aluminum Micro-adjust Double Bolt |
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 GT Calafia manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Calafia BMX here