Rocky Mountain RC 70 D 2009 VS Specialized SIRRUS 2013 specs comparison
Rocky Mountain RC 70 D
General Infos| Model | RC 70 D |
| Manufacturer | Rocky Mountain |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
-Titanium |
| Sizes |
- 40cm (centimeters) - 45.5cm (centimeters) - 50cm (centimeters) - 55.5cm (centimeters) - 58cm (centimeters) |
| Sizes |
- 40cm (centimeters) - 45.5cm (centimeters) - 50cm (centimeters) - 55.5cm (centimeters) - 58cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Kenda Kwick Roller Sport |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano M486 Hydraulic Levers Shimano M486 Disc Brakes |
| Hubs for disc brakes | Wheeltech Cartridge Disc |
| Rims manufacturer | Alex Race 28 |
| Spoke nipples type | Not Available |
| Spoke wheel | DT Swiss Aerolite |
Frame and Body Specs
| Frame materials | 7005 Triple Butted Aluminum With Delta Process TT & Carbon Seatstays |
| Frame type | TIG-welded |
| Handlebar construction | Easton EA30 Lo-Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Easton EA30 31.8 |
| Headset size | 1 1/8 (inches) FSA |
Gearing Specifications
| Bicycle chain | Shimano HG53-9 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | TH BB-8420 |
| Crankset parts and sizes | 34/50 Teeth FSA Vero |
| Gear shift levers | Shimano R440 |
| Rear gear set | 12 - 26 Teeth 9-speed |
Rocky Mountain RC 70 D Fork System Data
| Derailleur (Front) | Shimano R440 |
| Derailleur (Rear) | Shimano XT |
| Fork material | Aero Crown Carbon and Alloy Steerer |
| Fork type | Not Available |
Other Specs of Rocky Mountain RC 70 D
| Component group sets | Shimano Mix |
| Pedals details | VP 990s |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Ponza |
| Seat post extension | 31.6 (millimeters) Diameter Carbon |
Specialized Sirrus
General Infos| Model | Sirrus |
| Manufacturer | Specialized |
| Year of production | 2013 |
| Current price | Check price Here ==> |
| Color choice |
-Electric Blue and Ion |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | Nimbus Flak Jacket 700x32 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Linear Pull |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Alex Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | Not Available |
| Handlebar construction | Alloy Flat Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) Integrated |
Gearing Specifications
| Bicycle chain | KMC X8 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Square Taper |
| Crankset parts and sizes | Shimano Altus 48/38/28t |
| Gear shift levers | Shimano EF51 EZ Fire |
| Rear gear set | 3x8 Speeds |
Specialized Sirrus Fork System Data
| Derailleur (Front) | Shimano Altus |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Not Available |
| Fork type | Hi-Tensile Steel |
Other Specs of Specialized Sirrus
| Component group sets | Not Available |
| Pedals details | Nylon Platform |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | BG Targa Sport |
| Seat post extension | Alloy |
Useful links and guides ....
- To know more about this exacte bike, Rocky Mountain provided us with the latest version of its RC 70 D bike manual
- Find All parts, tires and accessories of Rocky Mountain RC 70 D Commuter here
- Get your Specialized Sirrus manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Sirrus Commuter here