GT CALAFIA 2008 VS Premium DUO 2010 specs comparison

GT Calafia
General InfosModel | Calafia |
Manufacturer | GT |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice |
-Army Green |
Sizes |
- Standard size for everyone |
Sizes |
- Standard size for everyone |
Wheels And Breaking System
Bike front tire | 20 (inches) Kenda Kiniption |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 275A Rear Levers Tektro FX-15D Rear Brakes |
Hubs for disc brakes | Rear: Joy Tech Cassette Front: GT Sealed |
Rims manufacturer | 36-hole Alex Supra Dome |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
Frame materials | GT Cro-moly BMX Freestyle Design |
Frame type | TIG-welded |
Handlebar construction | GT Dirt and street Cr-mo |
Handlebar extender | Optional |
Handlebar stem details | GT FS Design |
Headset size | 1 1/8 (inches) Impact Integrated |
Gearing Specifications
Bicycle chain | KMC Z510HX |
Bottom bracket shell width | Not Available |
Bottom bracket type | Mid BB |
Crankset parts and sizes | Not Available |
Gear shift levers | Not Available |
Rear gear set | 12 Teeth 1-speed |
GT Calafia Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown CrMo Steel |
Fork type | GT Freestyle |
Other Specs of GT Calafia
Component group sets | BMX |
Pedals details | GT Dirt and Street Platform |
Rear shock absorber | Not Available |
Saddle seat | BMX Mini Street |
Seat post extension | Aluminum Micro-adjust |

Premium Duo
General InfosModel | Duo |
Manufacturer | Premium |
Year of production | 2010 |
Current price | Check price Here ==> |
Color choice |
- Gloss Bronze -SG Black |
Sizes |
- 20.5TT (inches) - 21TT (inches) |
Wheels And Breaking System
Bike front tire | Rear: 20 X 2.00 (inches) Haro Premuim Street Front: 20 X 2.25 (inches) Haro Premium Street |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Unavailable Rear Levers Unavailable Rear Brakes |
Hubs for disc brakes | Rear: Alloy Sealed Cassette 14 (millimeters) Axle Front: Alloy Sealed 3/8 (inches) |
Rims manufacturer | 36-hole Rear: Alienation Black Sheep DW Front: Alienation PBR |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | Chromoly |
Frame type | TIG-welded |
Handlebar construction | Premium CrMo 8 (inches) |
Handlebar extender | Optional |
Handlebar stem details | Not Available |
Headset size | 1 1/8 (inches) Threadless Integrated |
Gearing Specifications
Bicycle chain | Not Available |
Bottom bracket shell width | Not Available |
Bottom bracket type | Mid BB Sealed Bearings |
Crankset parts and sizes | 25 Teeth Haro 8-Spline CrMO |
Gear shift levers | Not Available |
Rear gear set | 9 Teeth 1-speed |
Premium Duo Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown Chromoly |
Fork type | Haro |
Other Specs of Premium Duo
Component group sets | BMX |
Pedals details | Odyssey Plastic |
Rear shock absorber | Not Available |
Saddle seat | Premium Slim Pivotal |
Seat post extension | Pivotal |
Related Bike comparison


GT Calafia Nirve Phaze


Premium Duo Redline MX Expert


Premium Duo GT Interceptor


Premium Duo Nirve Throttle
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Calafia bike manual
- Find All parts, tires and accessories of GT Calafia BMX here
- Get your Premium Duo manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Premium Duo BMX here