Dahon ROCK HARD XT612 1999 VS Koga Miyata FOUNDER 2004 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 |
Koga Miyata Founder
General Infos| Model | Founder |
| Manufacturer | Koga Miyata |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Green Metallic and Silver Metallic |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 X 1.50 (inches) Schwalbe Marathon Slick |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Shimano Nexus Levers Shimano Capreo Brakes |
| Hubs for disc brakes | Rear: Shimano Nexus Front: Shimano Capreo |
| Rims manufacturer | 24-hole and 36-hole Rigida Explorer |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | Sapim Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | ITM Moustache Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Koga Telescoping |
| Headset size | 1 1/8 (inches) Threaded Koga |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z610 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 118 (millimeters) Spindle Shimano BB-UN53 |
| Crankset parts and sizes | 45 Teeth Shimano Capreo |
| Gear shift levers | Shimano Nexus |
| Rear gear set | 18 Teeth 1-speed |
Koga Miyata Founder Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Aluminum |
| Fork type | Koga Miyata |
Other Specs of Koga Miyata Founder
| Component group sets | Folding Mix |
| Pedals details | Koga VP-113 |
| Rear shock absorber | 20 (millimeters) Travel Air Shock |
| Saddle seat | Selle Royal |
| Seat post extension | 34.9 (millimeters) Diameter Koga Telescoping |
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 Koga Miyata Founder manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Koga Miyata Founder Folding here
