GT POWER SERIES JR. 2007 VS GT MACH 1 PRO 2003 specs comparison
GT Power Series Jr.
General Infos| Model | Power Series Jr. |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Blue and Black |
| Sizes |
- 20 wheel (inches) |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1-3/8 (inches) Kenda Small Block Eight |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | 926AL Rear Brakes Mini BMX Levers Alloy Side-pull Caliper Front and Tektro |
| Hubs for disc brakes | Rear: BMX Race Cassette Front: GT BMX Sealed |
| Rims manufacturer | 28-hole Sun M13-II |
| Spoke nipples type | Aluminum Nipples |
| Spoke wheel | 15ga. Straight Gauge |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | GT Mini Piston |
| Headset size | 1 (inches) Integrated FSA Orbit IS-2A |
Gearing Specifications
| Bicycle chain | KMC Z610 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Cartridge |
| Crankset parts and sizes | GT Forged Aluminum 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Power Series Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Aluminum and chromoly |
| Fork type | GT BMX Design |
Other Specs of GT Power Series Jr.
| Component group sets | BMX Mix |
| Pedals details | Aluminum Body With Bolt On Aluminum Cage |
| Rear shock absorber | Not Available |
| Saddle seat | GT Mini |
| Seat post extension | 22.2 (millimeters) Diameter Aluminum |
GT Mach 1 Pro
General Infos| Model | Mach 1 Pro |
| Manufacturer | GT |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
- Metallic Silver -Chrom Blue |
| Sizes |
- One |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Kenda K-Rad |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 289A Rear Levers Tektro 907A U-brake Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 36-hole Alex G303 |
| 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 | GT Piston |
| Headset size | 1 1/8 (inches) Threadless Victor VP-A74F |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Steel |
| Crankset parts and sizes | 43 Teeth Steel One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach 1 Pro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly Steerer |
| Fork type | GT |
Other Specs of GT Mach 1 Pro
| Component group sets | Not Available |
| Pedals details | GT Johnson Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT BMX |
| Seat post extension | 25.4 (millimeters) Diameter Aluminum |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Power Series Jr. bike manual
- Find All parts, tires and accessories of GT Power Series Jr. BMX here
- Get your GT Mach 1 Pro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Mach 1 Pro BMX here