Specialized SIRRUS 2012 VS Rocky Mountain RC 50 DISC 2007 specs comparison
Specialized Sirrus
General Infos| Model | Sirrus |
| Manufacturer | Specialized |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
- Graphite -Gloss Green |
| Sizes |
- Small - Medium - Large - Extra large |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | Specialized Nimbus Fak Jacket |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Alloy Linear Pull |
| Hubs for disc brakes | Unavailable Front Hub Unavailable Rear Hub |
| Rims manufacturer | Sirrus DLX700 700 X 32 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | Not Available |
| Handlebar construction | Specialized PG Flat Bar25.4 |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy 20 Degree |
| Headset size | 1 1/8 (inches) Sealed |
Gearing Specifications
| Bicycle chain | KMC X8 Nickel Plate |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Square 68 Sealed Cartridge |
| Crankset parts and sizes | Shimano FC-M131 With Chainguard |
| Gear shift levers | Shimano EF-51 8spd |
| Rear gear set | Not Available |
Specialized Sirrus Fork System Data
| Derailleur (Front) | Shimano Topswing |
| Derailleur (Rear) | Shimano Altus 8spd |
| Fork material | Not Available |
| Fork type | Steel Straight Blade |
Other Specs of Specialized Sirrus
| Component group sets | Not Available |
| Pedals details | Nylon Flat Pedal |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Body Geomety Targa Sport 155 (millimeters) |
| Seat post extension | Alloy 27.2 |
Rocky Mountain RC 50 Disc
General Infos| Model | RC 50 Disc |
| Manufacturer | Rocky Mountain |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- 34cm (centimeters) - 42cm (centimeters) - 46cm (centimeters) - 50cm (centimeters) - 54cm (centimeters) - 58cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Kenda Koncept |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano M511 Levers Hayes MX-4 Brakes |
| Hubs for disc brakes | Formula XSD29 Disc |
| Rims manufacturer | Formula XSD29 Disc |
| Spoke nipples type | Not Available |
| Spoke wheel | Stainless Steel |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA30 |
| Handlebar extender | Not Available |
| Handlebar stem details | Easton EA30 |
| Headset size | FSA Intellaset |
Gearing Specifications
| Bicycle chain | Shimano CN-HG53 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA ISIS |
| Crankset parts and sizes | 30/42/52 Teeth FSA Vero |
| Gear shift levers | Shimano R440 |
| Rear gear set | 10-speed |
Rocky Mountain RC 50 Disc Fork System Data
| Derailleur (Front) | Shimano FD-443 |
| Derailleur (Rear) | Shimano 105 |
| Fork material | Unicrown Crown Carbon |
| Fork type | RMB |
Other Specs of Rocky Mountain RC 50 Disc
| Component group sets | Shimano Mix |
| Pedals details | Wellgo LU-C8S-P |
| Rear shock absorber | Not Available |
| Saddle seat | Selle Italia XO |
| Seat post extension | RMB |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Sirrus bike manual
- Find All parts, tires and accessories of Specialized Sirrus Commuter here
- Get your Rocky Mountain RC 50 Disc manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Rocky Mountain RC 50 Disc Commuter here
