Jamis ALLEGRO 2 2011 VS Specialized SIRRUS 2012 specs comparison
Jamis Allegro 2
General Infos| Model | Allegro 2 |
| Manufacturer | Jamis |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss black and pearl white |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 32 (inches) |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 32 (inches) |
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 221 Levers Tektro RX-1.0 Mini V Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 28-hole and 32-hole Alex AKX R1.0 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel Stainless |
Frame and Body Specs
| Frame materials | 6061 Triple Butted Aluminum |
| Frame type | Aluminum |
| Handlebar construction | Jamis Alloy Flat Bar |
| Handlebar extender | Optional |
| Handlebar stem details | NVO Components |
| Headset size | 1 1/8 (inches) FSA Integrated |
Gearing Specifications
| Bicycle chain | KMC Z8 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 110.5 (millimeters) Spindle FSA Sealed Cartridge |
| Crankset parts and sizes | 50/34t Teeth FSA Tempo Compact |
| Gear shift levers | Shimano ST-R221 |
| Rear gear set | 12 - 26 Teeth 8-speed |
Jamis Allegro 2 Fork System Data
| Derailleur (Front) | Bottom Pull Shimano R440 |
| Derailleur (Rear) | Shimano Sora RD-3400 |
| Fork material | Unicrown Crown Alloy |
| Fork type | Alloy |
Other Specs of Jamis Allegro 2
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Elba |
| Seat post extension | 27.2 (millimeters) Diameter Jamis Alloy Micro-adjust |
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 |
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 |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Allegro 2 bike manual
- Find All parts, tires and accessories of Jamis Allegro 2 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