DK SENTRY 2009 VS GT BUMP 2008 specs comparison
DK Sentry
General InfosModel | Sentry |
Manufacturer | DK |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | - Dark Red Pearl- Metallic Pewter-Black Gold |
Sizes | - 20.5 TT (inches) |
Sizes | - 20.5 TT (inches) |
Wheels And Breaking System
Bike front tire | 20 (inches) Kenda |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Unavailable Rear LeversTektro BX-310 Rear Brakes |
Hubs for disc brakes | Alloy 10 (millimeters) |
Rims manufacturer | 36-holeAlloy |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Stainless |
Frame and Body Specs
Frame materials | 6061 aluminum c |
Frame type | TIG-welded |
Handlebar construction | DK 2 Piece 7.3 (inches) |
Handlebar extender | Optional |
Handlebar stem details | DK Race Alloy Front Load |
Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | KMC |
Bottom bracket shell width | Not Available |
Bottom bracket type | Euro |
Crankset parts and sizes | 39 Teeth3 Piece Tubular Chromoly |
Gear shift levers | Not Available |
Rear gear set | 14 Teeth1-speed |
DK Sentry Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown4130 Chromoly |
Fork type | Not Available |
Other Specs of DK Sentry
Component group sets | BMX |
Pedals details | Aluminum Platform |
Rear shock absorber | Not Available |
Saddle seat | DK Slim With 7 (millimeters) Rail |
Seat post extension | 27.2 (millimeters) DiameterAlloy Pillar |

GT Bump
General InfosModel | Bump |
Manufacturer | GT |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - Navy and White-Off White and Orange |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | Rear: 20 (inches) Kenda KonxsionFront: 20 (inches) Kenda K-Rad |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 274A Rear LeversN and A Front and Tektro 907A Rear Brakes |
Hubs for disc brakes | Rear: GT Sealed CassetteFront: GT Aluminum Sealed |
Rims manufacturer | 36-hole |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. |
Frame and Body Specs
Frame materials | GT Cro-moly BMX Dirt and street Design |
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 Z410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Ball Type With 8 Spline Cr-Mo Axle |
Crankset parts and sizes | GT Tubular Cr-Mo 3pc. |
Gear shift levers | Not Available |
Rear gear set | 12 Teeth1-speed |
GT Bump Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownChromoly |
Fork type | GT BMX Design |
Other Specs of GT Bump
Component group sets | BMX |
Pedals details | GT Dirt and Street Platform |
Rear shock absorber | Not Available |
Saddle seat | BMX Mini Street |
Seat post extension | Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, DK provided us with the latest version of its Sentry bike manual
- Find All parts, tires and accessories of DK Sentry BMX here
- Get your GT Bump manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Bump BMX here