GT MACH 1 JR. 2004 VS GT ZONE 2008 specs comparison
![GT Mach 1 Jr. 2004 comparison online with competitors](https://yobicycle.com/images/models/GT-Mach-1-Jr.-2004-specs.jpg)
GT Mach 1 Jr.
General InfosModel | Mach 1 Jr. |
Manufacturer | GT |
Year of production | 2004 |
Current price | Check price Here ==> |
Color choice |
-Blue |
Sizes |
- Junior |
Sizes |
- Junior |
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: Steel Coaster Brake Nutted Front: Steel |
Rims manufacturer | 28-hole Steel |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Straight Gauge Steel |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | GT BMX |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | Threaded 1 (inches) Steel |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
Bottom bracket shell width | American |
Bottom bracket type | Not Available |
Crankset parts and sizes | 36 Teeth Steel One-piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth 1-speed |
GT Mach 1 Jr. Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown Hi-tensile Steel |
Fork type | GT |
Other Specs of GT Mach 1 Jr.
Component group sets | Not Available |
Pedals details | BMX |
Rear shock absorber | Not Available |
Saddle seat | GT Jr. BMX |
Seat post extension | 22.2 (millimeters) Diameter Chromoly |
![GT Zone 2008 comparison online with competitors](https://yobicycle.com/images/models/GT-Zone-2008-specs.jpg)
GT Zone
General InfosModel | Zone |
Manufacturer | GT |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice |
- Black and Turquoise - Red and White -White and Green |
Sizes |
- Standard size for everyone |
Wheels And Breaking System
Bike front tire | 20 (inches) Kenda Kiniption |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 319A Levers Tektro 907A U-brake Brakes |
Hubs for disc brakes | Steel Shell With 14 (millimeters) Axle |
Rims manufacturer | 48-hole Alex G303 |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. |
Frame and Body Specs
Frame materials | Chromoly Seat Tube and hi-tensile Steel |
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) TH |
Gearing Specifications
Bicycle chain | KMC Z410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Ball Type Steel |
Crankset parts and sizes | GT Forged 3pc. |
Gear shift levers | Not Available |
Rear gear set | 14 Teeth 1-speed |
GT Zone Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown |
Fork type | GT Freestyle |
Other Specs of GT Zone
Component group sets | BMX |
Pedals details | Aluminum Body Fixed Pins BMX Platform Design |
Rear shock absorber | Not Available |
Saddle seat | GT BMX Dirt and street |
Seat post extension | Not Available |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach 1 Jr. bike manual
- Find All parts, tires and accessories of GT Mach 1 Jr. BMX here
- Get your GT Zone manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Zone BMX here