GT BUMP 2009 VS GT EL CENTRO 2011 specs comparison
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Purple -Light Green |
| Sizes |
- 21.1 TT (inches) |
| Sizes |
- 21.1 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 2.10 (inches) Kenda Kiniption Front: 20 X 2.125 (inches) Kenda K-Rad |
| 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 | Rear: GT Sealed Cassette Front: GT Aluminum Sealed |
| Rims manufacturer | 32-hole and 36-hole Alienation PBR |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Chromoly Main Triangle |
| 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) 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 | 12 Teeth 1-speed |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT Dirt and Street |
Other Specs of GT Bump
| Component group sets | BMX |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Slim |
| Seat post extension | Aluminum Micro-adjust Double Bolt |
GT El Centro
General Infos| Model | El Centro |
| Manufacturer | GT |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- clay -Nickel |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.1 (inches) Kenda Ko-Rolla |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Unavailable Front and Xposure Rear Levers Unavailable Front and Xposure Rear Brakes |
| Hubs for disc brakes | Rear: GT Alloy Front: GT Aluminum |
| Rims manufacturer | 36-hole Alienation PBR |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | CroMo |
| Frame type | Steel |
| Handlebar construction | GT Pro Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Xposure |
| Headset size | 1 1/8 (inches) Integrated |
Gearing Specifications
| Bicycle chain | KMC Z510H |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid Size Sealed Bearings |
| Crankset parts and sizes | 8t Teeth GT Heat Treated Cr-Mo |
| Gear shift levers | Not Available |
| Rear gear set | 9 teeth c |
GT El Centro Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Steel |
| Fork type | GT Dirt and Street |
Other Specs of GT El Centro
| Component group sets | BMX Mix |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Pivotal Street Design |
| Seat post extension | Pivotal Alloy |
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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 BMX here
- Get your GT El Centro manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT El Centro BMX here