GT MACH ONE JR. 2008 VS Diamondback GRIND 2011 specs comparison
GT Mach One Jr.
General Infos| Model | Mach One Jr. |
| Manufacturer | GT |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Blue |
| Sizes |
- Standard size for everyone |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Unavailable Front and Coaster Rear |
| Hubs for disc brakes | Rear: Steel Coaster Front: Steel |
| Rims manufacturer | 28-hole Alloy |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Not Available |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX |
| Handlebar extender | Optional |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | KMC Z-410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | GT Forged Steel 1pc. |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Mach One Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown |
| Fork type | GT BMX |
Other Specs of GT Mach One Jr.
| Component group sets | BMX |
| Pedals details | Resin Jr. BMX Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | Steel |
Diamondback Grind
General Infos| Model | Grind |
| Manufacturer | Diamondback |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- white -Blue |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.1 (inches) DB Cellblock |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 2 Finger Levers Tektro 907 U-brake Brakes |
| Hubs for disc brakes | Rear: Steel Shell With 14 (millimeters) Axle Front: Steel Shell With 3/8 (inches) Axle |
| Rims manufacturer | 48-hole |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | Steel |
| Handlebar construction | Hi-Ten 2-piece |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy 4-bolt |
| Headset size | 1 1/8 (inches) FSA Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | Steel One Piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Diamondback Grind Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Steel |
| Fork type | Hi Ten |
Other Specs of Diamondback Grind
| Component group sets | BMX Mix |
| Pedals details | DB Sound Plastic With Chromo Axels |
| Rear shock absorber | Not Available |
| Saddle seat | DB Darin Read Signature Plastic Seat |
| Seat post extension | 25.4 (millimeters) Diameter Steel Pillar |
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 Diamondback Grind manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Grind BMX here