GT BUMP 2011 VS Mirraco BLACK PEARL 18 2009 specs comparison
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- matte green -White |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 2.1 (inches) Kenda Ko-Rolla Front: 20 X 2.125 (inches) Kenda K-Rad |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Unavailable Front and Tektro 273A Rear Levers Unavailable Front and Tektro FX340R Rear Brakes |
| Hubs for disc brakes | Rear: GT Alloy Front: GT Aluminum |
| Rims manufacturer | 32-hole and 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 | GT Freestyle Drop |
| Headset size | 1 1/8 (inches) Integrated |
Gearing Specifications
| Bicycle chain | KMC Z510 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Sealed Bearing |
| Crankset parts and sizes | 25t Teeth CroMO 3 Piece |
| Gear shift levers | Not Available |
| Rear gear set | 9 teeth c |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Steel |
| Fork type | Cromo |
Other Specs of GT Bump
| 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 | 25.4 (millimeters) Diameter Pivotal |
Mirraco Black Pearl 18
General Infos| Model | Black Pearl 18 |
| Manufacturer | Mirraco |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Red to Black fade -White |
| Sizes |
- 18 TT (inches) |
Wheels And Breaking System
| Bike front tire | 18 X 1.95 (inches) Duro Fantasy |
| Bike rear tire | Not Available |
| Bike wheel size | 18 (inches) Wheels |
| Brakeset type | Tektro 289 Rear Levers Tektro 907 U-brake Rear Brakes |
| Hubs for disc brakes | M3 Alloy 3/8 (inches) |
| Rims manufacturer | 32-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | 5 Tube Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | M3 2pc 6.5 (inches) |
| Handlebar extender | Optional |
| Handlebar stem details | M3 Downside |
| Headset size | 1 1/8 (inches) VP A-88 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American |
| Crankset parts and sizes | 33 Teeth M3 3pc Crmo |
| Gear shift levers | Not Available |
| Rear gear set | 13 Teeth 1-speed |
Mirraco Black Pearl 18 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Not Available |
Other Specs of Mirraco Black Pearl 18
| Component group sets | BMX |
| Pedals details | Wellgo Alloy Junior |
| Rear shock absorber | Not Available |
| Saddle seat | M3 Icon |
| Seat post extension | 25.4 (millimeters) Diameter Alloy |
Related Bike comparison
GT Bump GT Compe
Mirraco Black Pearl 18 Free Agent Champ 3P
GT Bump GT Power Series Jr.
GT Bump Haro F2
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 Mirraco Black Pearl 18 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mirraco Black Pearl 18 BMX here