GT BUMP 2004 VS Dyno AIR (02) 1998 specs comparison
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
- Silver -Red |
| Sizes |
- One |
| Sizes |
- One |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 2.10 (inches) GT LP-4 Front: 20 X 2.20 (inches) GT 1453 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 274A Rear Levers Tektro 907A U-brake Rear Brakes |
| Hubs for disc brakes | 14 (millimeters) Axle Aluminum |
| Rims manufacturer | 36-hole Alex G22 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle and hi-tensile Steel Rear Stays |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Piston |
| Headset size | 1 1/8 (inches) Threadless Victor VP-A74F |
Gearing Specifications
| Bicycle chain | 1/2 X 3/16 (inches) KMC 410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 39 Teeth GT 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Bump
| Component group sets | Not Available |
| Pedals details | GT Johnson Design |
| Rear shock absorber | Not Available |
| Saddle seat | 9 (millimeters) Rails GT Jr Jump |
| Seat post extension | Steel Micro-adjust |
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Dyno Air (02)
General Infos| Model | Air (02) |
| Manufacturer | Dyno |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-plated |
| Sizes |
- Boys |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) GT LP III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Aluminum Levers Dia-Compe Bulldog Brakes |
| Hubs for disc brakes | GT 5-spoke Mag |
| Rims manufacturer | GT 5-spoke Mag |
| Spoke nipples type | Not Available |
| Spoke wheel | Molded Reinforced Nylon |
Frame and Body Specs
| Frame materials | Chromoly and hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Dyno 2-piece |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Piston |
| Headset size | 1 (inches) Steel With SST Oryg Detangler |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) |
| Bottom bracket shell width | American |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 43 Teeth GT 1-piece Steel |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Dyno Air (02) Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Dyno |
Other Specs of Dyno Air (02)
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platforms |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | Dyno Drainpipe II |
Related Bike comparison
GT Bump Diamondback Venom X
Dyno Air (02) Trek TR20
GT Bump SE Racing Quadrangle 3.0
Dyno Air (02) Felt Base 20
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Bump bike manual
- Find All parts, tires and accessories of GT Bump Freestyle here
- Get your Dyno Air (02) manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Dyno Air (02) Freestyle here