Specialized SIRRUS COMP 2007 VS Jamis AURORA 2011 specs comparison
Specialized Sirrus Comp
General Infos| Model | Sirrus Comp |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Xlarge - xsmall - small - medium - large |
| Sizes |
- Xlarge - xsmall - small - medium - large |
Wheels And Breaking System
| Bike front tire | 700 X 28c Specialized All Condition Pro |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Forged Alloy Linear Pull Levers 6061 Linear Pull Brakes |
| Hubs for disc brakes | Specialized Alloy |
| Rims manufacturer | 24-hole and 28-hole Jalco GX460 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Body Geometry Event Zertz |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Comp-Set |
| Headset size | 1 1/8 (inches) Integrated Specialized Mindset |
Gearing Specifications
| Bicycle chain | Shimano CN-HG73 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 113 (millimeters) Spindle Sport Cartridge |
| Crankset parts and sizes | 30/39/50 Teeth Sugino Comp |
| Gear shift levers | Shimano R440 |
| Rear gear set | 12 - 26 Teeth 9-speed |
Specialized Sirrus Comp Fork System Data
| Derailleur (Front) | Shimano Tiagra |
| Derailleur (Rear) | Shimano Tiagra |
| Fork material | Aero Crown Carbon and aluminum Steerer |
| Fork type | Specialized FACT |
Other Specs of Specialized Sirrus Comp
| Component group sets | Shimano Tiagra |
| Pedals details | Alloy Cage With Toe Clips And Straps Composite Body |
| Rear shock absorber | Not Available |
| Saddle seat | Body Geometry Milano Comfort Max |
| Seat post extension | 27.2 (millimeters) Diameter Specialized Carbon Fiber |
Jamis Aurora
General Infos| Model | Aurora |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Sangria |
| Sizes |
- 47 (centimeters) - 50 (centimeters) - 53 (centimeters) - 55 (centimeters) - 57 (centimeters) - 59 (centimeters) - 62cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 32c Vittoria Randonneur |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Tiagra STI Levers Tektro 992 Forged Alloy Brakes |
| Hubs for disc brakes | Shimano Tiagra |
| Rims manufacturer | 36-hole Alex ACE-19 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
| Frame materials | Reynolds 520 Double Butted Chromoly |
| Frame type | Steel |
| Handlebar construction | Ritchey Biomax 2 |
| Handlebar extender | Optional |
| Handlebar stem details | NVO Components |
| Headset size | 1 1/8 (inches) Ritchey LB Aheadset |
Gearing Specifications
| Bicycle chain | KMC Z99 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 118.5 (millimeters) Spindle FSA Powerdrive |
| Crankset parts and sizes | 50/39/30t Teeth FSA Vero Forged |
| Gear shift levers | Shimano Tiagra Dual Control STI |
| Rear gear set | 11 - 28 Teeth 9-speed |
Jamis Aurora Fork System Data
| Derailleur (Front) | Clamp On Shimano Tiagra FD-4503 |
| Derailleur (Rear) | Shimano 105 RD-5700GS |
| Fork material | Steel |
| Fork type | Lugged Semi-sloping Chromoly |
Other Specs of Jamis Aurora
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Touring Platform With Toe Clips |
| Rear shock absorber | Not Available |
| Saddle seat | Jamis Touring Sport |
| Seat post extension | 27.2 (millimeters) Diameter Ritchey Road |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Sirrus Comp bike manual
- Find All parts, tires and accessories of Specialized Sirrus Comp Commuter here
- Get your Jamis Aurora manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Aurora Commuter here