Specialized SIRRUS SPORT 2012 VS Jamis ALLEGRO 4 2010 specs comparison
Specialized Sirrus Sport
General Infos| Model | Sirrus Sport |
| Manufacturer | Specialized |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
- Matte Black -Gloss White |
| 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 Forged Alloy Sealed |
| Rims manufacturer | Sirrus DLX700 700 X 32 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | M5 Hydroform |
| 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 X9 Nickel Plate |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Square 68 Sealed Cartridge |
| Crankset parts and sizes | SR Suntour XCR |
| Gear shift levers | Shimano Acera Rapidrife 9-spd |
| Rear gear set | Not Available |
Specialized Sirrus Sport Fork System Data
| Derailleur (Front) | 31.8 Tp Swng Shimano Acera |
| Derailleur (Rear) | Shimano Acera 9spd |
| Fork material | Not Available |
| Fork type | Steel Straight Blade |
Other Specs of Specialized Sirrus Sport
| Component group sets | Not Available |
| Pedals details | Toe Clip Compat Sirrus Pedal |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Body Geomety Targa Sport 155 (millimeters) |
| Seat post extension | Alloy 27.2 |
Jamis Allegro 4
General Infos| Model | Allegro 4 |
| Manufacturer | Jamis |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-Gloss Black and Pearl White |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Vittoria Rondenour |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro RX-1.0 Levers Tektro RX-1.0 Mini V With Modulator Front and Tektro RX-1.0 Mini V Rear Brakes |
| Hubs for disc brakes | Alex ALX-200 |
| Rims manufacturer | 20-hole and 24-hole Alex ALX-200 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. DT Champion |
Frame and Body Specs
| Frame materials | 6061 Triple Butted Aluminum With Hydroform TT & DT |
| Frame type | TIG-welded |
| Handlebar construction | Jamis Alloy Flat Bar |
| Handlebar extender | Optional |
| Handlebar stem details | NVO F-2 Adjustable |
| Headset size | 1 1/8 (inches) Threadless FSA Integrated IS |
Gearing Specifications
| Bicycle chain | KMC DX10SC |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 108 (millimeters) Spindle FSA Powerdrive |
| Crankset parts and sizes | 50/34 Teeth FSA Vero Compact With Power Drive |
| Gear shift levers | Shimano SL-R770 Rapidfire Plus SL |
| Rear gear set | 11 - 25 Teeth 10-speed |
Jamis Allegro 4 Fork System Data
| Derailleur (Front) | Bottom Pull Shimano R770 |
| Derailleur (Rear) | Shimano 105 |
| Fork material | Unicrown Crown Carbon Composite |
| Fork type | Jamis |
Other Specs of Jamis Allegro 4
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | Alloy Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Ischia |
| Seat post extension | 27.2 (millimeters) Diameter Jamis Carbon Fiber Micro Adjust |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Sirrus Sport bike manual
- Find All parts, tires and accessories of Specialized Sirrus Sport Commuter here
- Get your Jamis Allegro 4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis Allegro 4 Commuter here