Diamondback GRIND 2009 VS GT Bicycles SPEED SERIES JR. 20 2012 specs comparison
Diamondback Grind
General Infos| Model | Grind |
| Manufacturer | Diamondback |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- White -Light Blue |
| Sizes |
- 18 TT (inches) |
| Sizes |
- 18 TT (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) DB Cellblock |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | LeeChi Alloy With Reach Adjust Levers LeeChi Side-pull Front and LeeChi Rear With SST DC Amplifier Rear Brakes |
| Hubs for disc brakes | Rear: Steel Shell With 14 (millimeters) Axle Front: Steel Shell With 3/8 (inches) Axle |
| Rims manufacturer | 48-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| 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 | 42 Teeth 1-piece Steel |
| 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 | Unicrown Crown High-tensile Steel |
| Fork type | Not Available |
Other Specs of Diamondback Grind
| Component group sets | BMX |
| Pedals details | DB Sound Alloy With Traction Pins |
| Rear shock absorber | Not Available |
| Saddle seat | DB Padded Freestyle |
| Seat post extension | 25.4 (millimeters) Diameter Steel Micro-adjust |
GT Bicycles Speed Series Jr. 20
General Infos| Model | Speed Series Jr. 20 |
| Manufacturer | GT Bicycles |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
-Silver and Blue |
| Sizes |
- Standard size for all |
Wheels And Breaking System
| Bike front tire | Tioga Power Block 1-3/8 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Promax MV-201 |
| Hubs for disc brakes | GT Mohawk 28h GT Mohawk 28h |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Hydroformed Speed Metal Al |
| Frame type | Not Available |
| Handlebar construction | GT Race |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Race |
| Headset size | FSA Integrated Sealed 1 (inches) |
Gearing Specifications
| Bicycle chain | KMC Z610Hk |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Sealed External Bearing |
| Crankset parts and sizes | GT Race 145 (millimeters) 41t |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | Not Available |
GT Bicycles Speed Series Jr. 20 Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | GT Cro-Mo |
Other Specs of GT Bicycles Speed Series Jr. 20
| Component group sets | Not Available |
| Pedals details | GT Mini Plastic |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | GT Uni |
| Seat post extension | GT Uni |
Useful links and guides ....
- To know more about this exacte bike, Diamondback provided us with the latest version of its Grind bike manual
- Find All parts, tires and accessories of Diamondback Grind BMX here
- Get your GT Bicycles Speed Series Jr. 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Bicycles Speed Series Jr. 20 BMX here