GT MACH 1 JR. 2004 VS DK DART JR 2008 specs comparison
GT Mach 1 Jr.
General Infos| Model | Mach 1 Jr. |
| Manufacturer | GT |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Blue |
| Sizes |
- Junior |
| Sizes |
- Junior |
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: Steel Coaster Brake Nutted Front: Steel |
| Rims manufacturer | 28-hole Steel |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | Threaded 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 36 Teeth Steel One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach 1 Jr. Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | GT |
Other Specs of GT Mach 1 Jr.
| Component group sets | Not Available |
| Pedals details | BMX |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | 22.2 (millimeters) Diameter Chromoly |
DK Dart JR
General Infos| Model | Dart JR |
| Manufacturer | DK |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Metallic Blue -Silver |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 X 1 3/8 (inches) Maxxis Holy Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Optional Front and Tektro Alloy Rear Levers Optional Front and Tektro 924 Linear Rear Brakes |
| Hubs for disc brakes | DK Sealed Alloy Flip Flop |
| Rims manufacturer | DA-16 Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | 6061 Alloy c |
| Frame type | TIG-welded |
| Handlebar construction | Dk 2 Piece 4.5 (inches) W Welded X-bar |
| Handlebar extender | Optional |
| Handlebar stem details | DK Mini 1 (inches) |
| Headset size | 1 (inches) Tange 1 (inches) Threadless |
Gearing Specifications
| Bicycle chain | KMC Z-410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Euro Ball Bearing |
| Crankset parts and sizes | Alloy Teeth 3pc Alloy |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
DK Dart JR Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Chromoly |
| Fork type | DK |
Other Specs of DK Dart JR
| Component group sets | BMX |
| Pedals details | Mini Platform Alloy |
| Rear shock absorber | Not Available |
| Saddle seat | DK UNI Type Padded |
| Seat post extension | Alloy |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach 1 Jr. bike manual
- Find All parts, tires and accessories of GT Mach 1 Jr. BMX here
- Get your DK Dart JR manual book version yo know further about this bike
- Saddles, tires And mechanical parts for DK Dart JR BMX here