GT EL CENTRO 18 2009 VS Diamondback VIPER 1998 specs comparison
GT El Centro 18
General Infos| Model | El Centro 18 |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Orange |
| Sizes |
- 18 TT (inches) |
| Sizes |
- 18 TT (inches) |
Wheels And Breaking System
| Bike front tire | 18 X 2.20 (inches) Kenda Kontact |
| Bike rear tire | Not Available |
| Bike wheel size | 18 (inches) Wheels |
| Brakeset type | Tektro 299A Rear Levers Tektro 907 U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Steel 14 (millimeters) Axle Front: Steel 3/8 (inches) Axle |
| Rims manufacturer | 36-hole Alex G303 |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. |
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) Tange Seiki Fatty 22 |
Gearing Specifications
| Bicycle chain | KMC Z510 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid BB |
| Crankset parts and sizes | 33 Teeth GT Tubular Cr-Mo 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 13 Teeth 1-speed |
GT El Centro 18 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel and chromoly Steerer |
| Fork type | GT Freestyle |
Other Specs of GT El Centro 18
| Component group sets | BMX |
| Pedals details | Aluminum Body Cr-mo Axle Molded In Pins Jr. BMX Platform Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Slim |
| Seat post extension | 25.4 (millimeters) Diameter Aluminum |
Diamondback Viper
General Infos| Model | Viper |
| Manufacturer | Diamondback |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- chrome-plated - flat blue with chrome-plated fork - flat grey with chrome-plated fork - orange with chrome-plated fork -Blue with chrome-plated fork |
| Sizes |
- Pro XL |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 1.75 (inches) Comp III Style Front: 20 X 2.125 (inches) Comp III Style |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Lee Chi ProMax Levers Lee Chi ProMax Linear-pull Brakes |
| Hubs for disc brakes | Nutted King Kong Aluminum |
| Rims manufacturer | 36-hole Kin Lin RT-6n |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Shuhn Lih Steel |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle and hi-tensile Steel Rear Stays |
| Frame type | TIG-welded |
| Handlebar construction | Hsin Lung Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Hi-tensile Steel |
| Headset size | 1 (inches) YST Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) Taya 410 |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | YST BB 621 |
| Crankset parts and sizes | 44 Teeth 1-piece 6 1/2 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Diamondback Viper Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Diamondback |
Other Specs of Diamondback Viper
| Component group sets | Not Available |
| Pedals details | Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Diamondback Padded |
| Seat post extension | 25.4 (millimeters) Diameter Steel Pillar |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its El Centro 18 bike manual
- Find All parts, tires and accessories of GT El Centro 18 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