GT BUMP 2011 VS Mirraco APRENTICE 16 2008 specs comparison

GT Bump
General InfosModel | 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-RollaFront: 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 LeversUnavailable Front and Tektro FX340R Rear Brakes |
Hubs for disc brakes | Rear: GT AlloyFront: GT Aluminum |
Rims manufacturer | 32-hole and 36-holeAlienation 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 TeethCroMO 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) DiameterPivotal |

Mirraco Aprentice 16
General InfosModel | Aprentice 16 |
Manufacturer | Mirraco |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - Deep Candy Red-Black |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | 16 X 2.125 (inches) CST |
Bike rear tire | Not Available |
Bike wheel size | 16 (inches) Wheels |
Brakeset type | Coaster Brake Rear |
Hubs for disc brakes | Rear: Coaster BrakeFront: 3/8 (inches) Axle |
Rims manufacturer | 28-holeAlloy |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. |
Frame and Body Specs
Frame materials | Hi-tensile |
Frame type | TIG-welded |
Handlebar construction | Mirraco 2-piece |
Handlebar extender | Optional |
Handlebar stem details | Alloy Quill |
Headset size | 1 (inches) Threadless |
Gearing Specifications
Bicycle chain | KMC Z410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | American |
Crankset parts and sizes | 32 Teeth114 (millimeters) 1-piece |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
Mirraco Aprentice 16 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHigh-tensile Steel |
Fork type | Mirraco |
Other Specs of Mirraco Aprentice 16
Component group sets | BMX |
Pedals details | Wellgo Alloy Junior |
Rear shock absorber | Not Available |
Saddle seat | M3 Jr. 7 (millimeters) Rails |
Seat post extension | 22.2 (millimeters) DiameterSteel |
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 Aprentice 16 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Mirraco Aprentice 16 BMX here