GT AIR 2009 VS Diamondback VIPER 2008 specs comparison
GT Air
General InfosModel | Air |
Manufacturer | GT |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | -White |
Sizes | - 19.5 TT (inches) |
Sizes | - 19.5 TT (inches) |
Wheels And Breaking System
Bike front tire | 20 X 2.10 (inches) GT Air Bags |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 289A LeversTektro 907 U-brake Brakes |
Hubs for disc brakes | Rear: Sealed Mech FreewheelFront: Sealed Mech |
Rims manufacturer | Mags |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | High Tensile Steel |
Frame type | TIG-welded |
Handlebar construction | GT Dirt and street Hi-Ten |
Handlebar extender | Optional |
Handlebar stem details | GT Freestyle Aluminum |
Headset size | 1 1/8 (inches) TH |
Gearing Specifications
Bicycle chain | KMC Z510 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Steel |
Crankset parts and sizes | 42 TeethSteel One Piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
GT Air Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHigh-tensile Steel |
Fork type | GT Freestyle |
Other Specs of GT Air
Component group sets | BMX |
Pedals details | ResinGT Jump Design |
Rear shock absorber | Not Available |
Saddle seat | GT Freestyle |
Seat post extension | 25.4 (millimeters) DiameterSteel |

Diamondback Viper
General InfosModel | Viper |
Manufacturer | Diamondback |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - Green-Black |
Sizes | - 19.5 top tube (inches) |
Wheels And Breaking System
Bike front tire | Rear: 20 X 1.75 (inches) Comp III-styleFront: 20 X 2.125 (inches) Comp III-style |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Rush RX2.1 LeversRush Linear Brakes |
Hubs for disc brakes | Steel 3/8 (inches) Axle |
Rims manufacturer | 36-hole30 (millimeters) Wide Aluminum |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | Hi-ten Steel 2-piece |
Handlebar extender | Optional |
Handlebar stem details | DB Alloy 4-bolt |
Headset size | 1 1/8 (inches) Threadless FSA |
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 | 44 Teeth165 (millimeters) Steel 1-piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
Diamondback Viper Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHi-tensile Steel |
Fork type | Diamondback |
Other Specs of Diamondback Viper
Component group sets | BMX Mix |
Pedals details | Resin Platform |
Rear shock absorber | Not Available |
Saddle seat | DB BMX Padded |
Seat post extension | Steel Pillar |
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Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Air bike manual
- Find All parts, tires and accessories of GT Air BMX here
- Get your Diamondback Viper manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Viper BMX here