GT MACH ONE PRO 2007 VS Diamondback REACTOR JR 1999 specs comparison
GT Mach One Pro
General Infos| Model | Mach One Pro |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Brilliant Lime -Brilliant Blue |
| Sizes |
- 20 wheel (inches) |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) GT Brody Knob Front: 20 X 2.125 (inches) GT Brody Knob |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 319 Levers Tektro Alloy V-type Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 36-hole Jalco ST-32 |
| 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 | GT BMX Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | GT Aluminum |
| Headset size | 1 1/8 (inches) Threadless VP-A74F HD |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | 41 Teeth GT Forged 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach One Pro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT BMX |
Other Specs of GT Mach One Pro
| Component group sets | BMX Mix |
| Pedals details | Aluminum Body Fixed Pins BMX Platform Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Pro Lite |
| Seat post extension | 25.4 (millimeters) Diameter Aluminum |
Diamondback Reactor JR
General Infos| Model | Reactor JR |
| Manufacturer | Diamondback |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-White |
| Sizes |
- Junior |
Wheels And Breaking System
| Bike front tire | 20 X 1 3/8 (inches) Tioga Comp III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Alloy Linear-pull Rear Levers Aluminum Linear-pull Rear Brakes |
| Hubs for disc brakes | Alloy Precision |
| Rims manufacturer | 32-hole Alex Double Wall |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel |
Frame and Body Specs
| Frame materials | 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy Ahead |
| Headset size | 1 (inches) Threadless Tioga TG |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC HP-20 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 117.5 (millimeters) Spindle Diamondback |
| Crankset parts and sizes | 43 Teeth Forged Alloy |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Diamondback Reactor JR Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Diamondback |
Other Specs of Diamondback Reactor JR
| Component group sets | Not Available |
| Pedals details | Aluminum |
| Rear shock absorber | Not Available |
| Saddle seat | 1 Pc. Seat and alloy Post |
| Seat post extension | 22.2 (millimeters) Diameter 1 Pc. Seat and alloy Post |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Pro bike manual
- Find All parts, tires and accessories of GT Mach One Pro BMX here
- Get your Diamondback Reactor JR manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Reactor JR BMX here