Dahon ROCK HARD XT612 1999 VS Dahon JETSTREAM EX 2010 specs comparison
Dahon Rock Hard XT612
General Infos| Model | Rock Hard XT612 |
| Manufacturer | Dahon |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Red |
| Sizes |
- 17 (inches) |
| Sizes |
- 17 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Vanguard Linear-pull |
| Hubs for disc brakes | Alloy |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Not Available |
| Handlebar extender | Not Available |
| Handlebar stem details | Not Available |
| Headset size | 1 (inches) |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC HP-20 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24/34/46 Teeth Dotek |
| Gear shift levers | Grip Shift MRX-100 |
| Rear gear set | 14 - 28 Teeth 7-speed |
Dahon Rock Hard XT612 Fork System Data
| Derailleur (Front) | Bottom-pull Shimano Tourney TY-22 Top-swing |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Not Available |
| Fork type | Not Available |
Other Specs of Dahon Rock Hard XT612
| Component group sets | Shimano Tourney TY-22 |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Not Available |
| Seat post extension | 25.8 (millimeters) Diameter Kalloy Aluminum |
Dahon JetStream EX
General Infos| Model | JetStream EX |
| Manufacturer | Dahon |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-Obsidian |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 (inches) Schwable Marathon Supreme |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Avid Speed Dial 7 Levers Avid Single Digit 7 Brakes |
| Hubs for disc brakes | Rear: SRAM Dual Drive Front: Kinetix Pro QR |
| Rims manufacturer | Kinetix Pro |
| Spoke nipples type | Sapim Polyax |
| Spoke wheel | Double-butted Sapim Laser |
Frame and Body Specs
| Frame materials | 7005 Double Butted Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Kinetix Pro |
| Handlebar extender | Ergon Leichtbau |
| Handlebar stem details | Syntace VRO |
| Headset size | Dahon Fusion XP+ |
Gearing Specifications
| Bicycle chain | KMC Z82 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American Classic Ultralight ISIS |
| Crankset parts and sizes | FSA Gossamer |
| Gear shift levers | Sram Dual Drive Trigger |
| Rear gear set | 11 - 28 Teeth 9-speed |
Dahon JetStream EX Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | SRAM X.9 |
| Fork material | Not Available |
| Fork type | GA-Force Kilo |
Other Specs of Dahon JetStream EX
| Component group sets | Folding Mix |
| Pedals details | Not Available |
| Rear shock absorber | Air and oil German A |
| Saddle seat | Kore XC I-Beam |
| Seat post extension | 34.0 (millimeters) Diameter Kore I-Beam |
Useful links and guides ....
- To know more about this exacte bike, Dahon provided us with the latest version of its Rock Hard XT612 bike manual
- Find All parts, tires and accessories of Dahon Rock Hard XT612 Folding here
- Get your Dahon JetStream EX manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Dahon JetStream EX Folding here
