GT MACH 1 JR. 2004 VS Redline DEVICE 2011 specs comparison
GT Mach 1 Jr.
General Infos| Model | 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 |
Redline Device
General Infos| Model | Device |
| Manufacturer | Redline |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Silver |
| Sizes |
- 21.25 TT |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.85 (inches) Odyssey Aitken Front: 20 X 2.1 (inches) Odyssey Aitken |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Unavailable Front and Odyssey Monolever Rear Levers Unavailable Front and Odyssey EVO II U-Brake Rear Brakes |
| Hubs for disc brakes | Rear: Redline Cassette Aluminum Sealed 14 (millimeters) Axle Front: Redline Aluminum Sealed Bearing 3/8 (inches) Axle |
| Rims manufacturer | 36-hole Rear: Sun Estate R Front: Sun Envy |
| Spoke nipples type | Not Available |
| Spoke wheel | Black Stainless |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | Brazed and welded |
| Handlebar construction | Device G6 28.5 X 8.5 |
| Handlebar extender | Optional |
| Handlebar stem details | Redline Hollowpoint Aluminum |
| Headset size | 1 1/8 (inches) Threadless FSA Impact Integrated |
Gearing Specifications
| Bicycle chain | KMC Z510HX |
| Bottom bracket shell width | Mid |
| Bottom bracket type | Redline Mid Sealed Bearing |
| Crankset parts and sizes | Redline Device 25T Teeth Device G6 CroMo Tubular 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 9t Teeth |
Redline Device Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Cromo Steerer |
| Fork type | Device G6 Chromoly |
Other Specs of Redline Device
| Component group sets | BMX Mix |
| Pedals details | Odyssey Twisted PC |
| Rear shock absorber | Not Available |
| Saddle seat | Redline Pivotal |
| Seat post extension | 25.4 (millimeters) Diameter Pivotal Stump |
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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 Redline Device manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Redline Device BMX here