GT MACH ONE JR. 2005 VS DK SIGNAL 2008 specs comparison

GT Mach One Jr.
General InfosModel | Mach One Jr. |
Manufacturer | GT |
Year of production | 2005 |
Current price | Check price Here ==> |
Color choice | - Chrome-Speed Red |
Sizes | - Not available |
Sizes | - Not available |
Wheels And Breaking System
Bike front tire | 16 X 2.125 (inches) BMX Knobby |
Bike rear tire | Not Available |
Bike wheel size | 16 (inches) Wheels |
Brakeset type | Coaster Brake Rear |
Hubs for disc brakes | Rear: Shimano CoasterFront: Steel |
Rims manufacturer | Aluminum |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | Hi-tensile Steel |
Handlebar extender | Not Available |
Handlebar stem details | Aluminum |
Headset size | 1 (inches) Threaded Steel |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches)KMC Z410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Not Available |
Crankset parts and sizes | 36 Teeth1-piece Steel |
Gear shift levers | Not Available |
Rear gear set | 16 Teeth1-speed |
GT Mach One Jr. Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHigh-tensile Steel |
Fork type | GT |
Other Specs of GT Mach One Jr.
Component group sets | Not Available |
Pedals details | Resin Platform |
Rear shock absorber | Not Available |
Saddle seat | GT Jr. |
Seat post extension | 22.2 (millimeters) DiameterSteel |

DK Signal
General InfosModel | Signal |
Manufacturer | DK |
Year of production | 2008 |
Current price | Check price Here ==> |
Color choice | - Purple-Blue |
Sizes | - Standard size for everyone |
Wheels And Breaking System
Bike front tire | 20 X 2.10 (inches) Kenda |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro Alloy LeversTektro 907A U-brake Brakes |
Hubs for disc brakes | Rear: Alloy 14 (millimeters) AxleFront: Alloy With 10 (millimeters) Axles |
Rims manufacturer | 36-hole and 48-holeAlienation PBR |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. |
Frame and Body Specs
Frame materials | Chromoly |
Frame type | TIG-welded |
Handlebar construction | DK 2 Piece 6.5 (inches) |
Handlebar extender | Optional |
Handlebar stem details | DK Front Load |
Headset size | 1 1/8 (inches) 1 1/8 (inches) Cartridge |
Gearing Specifications
Bicycle chain | KMC Z-410 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Ball Bearing |
Crankset parts and sizes | 28t Disc Teeth165 (millimeters) 1-piece |
Gear shift levers | Not Available |
Rear gear set | 12 Teeth1-speed |
DK Signal Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Chromoly |
Fork type | DK |
Other Specs of DK Signal
Component group sets | BMX |
Pedals details | Platform Alloy |
Rear shock absorber | Not Available |
Saddle seat | DK JR. Dirt Jump |
Seat post extension | 25.4 (millimeters) DiameterSteel |
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Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Jr. bike manual
- Find All parts, tires and accessories of GT Mach One Jr. BMX here
- Get your DK Signal manual book version yo know further about this bike
- Saddles, tires And mechanical parts for DK Signal BMX here