GT AIR 2008 VS Bontrager B1 1997 specs comparison
GT Air
General Infos| Model | Air |
| Manufacturer | GT |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Gray |
| Sizes |
- Standard size for everyone |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 (inches) GT Air Bags |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 319AC Levers Tektro 907 U-brake Brakes |
| Hubs for disc brakes | Rear: Sealed Mech Freewheel Front: Sealed Mech |
| Rims manufacturer | Mag |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | GT BMX FS 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) TH |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | GT Forged 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Air Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT BMX Design |
Other Specs of GT Air
| Component group sets | BMX |
| Pedals details | Resin GT Jump Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Freestyle |
| Seat post extension | Steel |
Bontrager B1
General Infos| Model | B1 |
| Manufacturer | Bontrager |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
-Silver |
| Sizes |
- Expert - Pro - XL |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Cheng Shin Comp III Type Front: 20 X 2.125 (inches) Cheng Shin Comp III Type |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro Levers Tektro 876AG V-Brake Brakes |
| Hubs for disc brakes | Aluminum Nutted |
| Rims manufacturer | 36-hole Bontrager Mack |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | 4130 chromoly c |
| Frame type | TIG-welded |
| Handlebar construction | Chromoly |
| Handlebar extender | Not Available |
| Handlebar stem details | Bontrager Aluminum |
| Headset size | 1 1/8 (inches) Threadless Dia-Compe Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC |
| Bottom bracket shell width | 68 (millimeters) Threadless |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth 1-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Bontrager B1 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown 4130 Chromoly |
| Fork type | Bontrager |
Other Specs of Bontrager B1
| Component group sets | Not Available |
| Pedals details | Aluminum |
| Rear shock absorber | Not Available |
| Saddle seat | Velo C20 |
| Seat post extension | 27.0 (millimeters) Diameter Bontrager Comp |
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 Bontrager B1 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Bontrager B1 BMX here