Dahon ROCK HARD XT612 1999 VS Dahon SPEED PRO TT 2009 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 Speed Pro TT
General Infos| Model | Speed Pro TT |
| Manufacturer | Dahon |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Mango |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 (inches) Schwalbe Durano SE |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Shimano ST-4500 Levers Kinetix Pro V-brake Brakes |
| Hubs for disc brakes | Rear: SRAM Dual Drive Front: Kinetix Pro |
| Rims manufacturer | 14-hole and 28-hole Kinetix Pro |
| Spoke nipples type | Brass |
| Spoke wheel | Double-butted Sapim Stainless |
Frame and Body Specs
| Frame materials | 7005 Butted Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Kinetix Pro TT |
| Handlebar extender | Optional |
| Handlebar stem details | Radius VRO |
| Headset size | 1 1/8 (inches) Dahon Fusion XP+ |
Gearing Specifications
| Bicycle chain | SRAM PC-971 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | American Classic Ultralight ISIS |
| Crankset parts and sizes | FSA Gossamer |
| Gear shift levers | Shimano ST-4500 Dual Control |
| Rear gear set | 11 - 26 Teeth 9-speed |
Dahon Speed Pro TT Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Ultegra SL |
| Fork material | Unicrown Crown Puro U7 Aluminum |
| Fork type | Dahon SlipStream |
Other Specs of Dahon Speed Pro TT
| Component group sets | Folding Mix |
| Pedals details | Not Available |
| Rear shock absorber | Not Available |
| 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 Speed Pro TT manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Dahon Speed Pro TT Folding here
