Specialized SIRRUS PRO 2008 VS GT GTW TACHYON 2.0 2010 specs comparison
Specialized Sirrus Pro
General Infos| Model | Sirrus Pro |
| Manufacturer | Specialized |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
-Blue |
| Sizes |
- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) |
| Sizes |
- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) |
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 | Avid FR-5 Levers Linear Pull Brakes Forged Alloy |
| Hubs for disc brakes | Specialized Forged Alloy |
| Rims manufacturer | 24-hole and 28-hole Alex AS1 |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Stainless Steel |
Frame and Body Specs
| Frame materials | Zertz Inserts Specialized FACT 9m Carbon |
| Frame type | Bonded and monocoque |
| Handlebar construction | 31.8 (millimeters) Flat Bar Body Geometry Event Zertz |
| Handlebar extender | Optional |
| Handlebar stem details | 31.8 (millimeters) Clamp Specialized Comp-Set |
| Headset size | Integrated Threadless 1 1/8 (inches) Threadless Specialized Mindset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano 105 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA MegaEXO |
| Crankset parts and sizes | 30/39/50 Teeth FSA Gossamer MegaExo |
| Gear shift levers | Shimano R-440 |
| Rear gear set | 11 - 28 Teeth 9-speed |
Specialized Sirrus Pro Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on Shimano Tiagra |
| Derailleur (Rear) | Shimano 105 |
| Fork material | Aero Crown Carbon and carbon Steerer |
| Fork type | With Speed Zertz Specialized FACT |
Other Specs of Specialized Sirrus Pro
| Component group sets | Road Mix |
| Pedals details | Crank Brothers Smarty |
| Rear shock absorber | Not Available |
| Saddle seat | Body Geometry Avatar |
| Seat post extension | 27.2 (millimeters) Diameter FACT Carbon With Zertz Insert Aluminum Head Specialized Pavé II |
GT GTw Tachyon 2.0
General Infos| Model | GTw Tachyon 2.0 |
| Manufacturer | GT |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
- Silver -Steel Blue |
| Sizes |
- XS - S - M - L |
Wheels And Breaking System
| Bike front tire | 700 X 28c Vittoria Zaffiro |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Tektro RX-1 Levers Tektro RX 1.0 Brakes |
| Hubs for disc brakes | Rear: Shimano Tiagra R440 Front: Alloy With Quick Release |
| Rims manufacturer | 32-hole Alex DA22 |
| Spoke nipples type | Chrome Plated Brass |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specs
| Frame materials | Aluminum With Hydroformed TT And DT |
| Frame type | TIG-welded |
| Handlebar construction | Ritchey OE Flatbar 31.8 Clamp |
| Handlebar extender | Optional |
| Handlebar stem details | NVO Adjustable |
| Headset size | 1 1/8 (inches) Integrated Sealed Bearing |
Gearing Specifications
| Bicycle chain | KMC HG40 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA Mega EXO |
| Crankset parts and sizes | 34/50 Teeth FSA Omega Compact |
| Gear shift levers | Shimano SL-R441 |
| Rear gear set | 11 - 25 Teeth 9-speed |
GT GTw Tachyon 2.0 Fork System Data
| Derailleur (Front) | Clamp On Shimano R453 |
| Derailleur (Rear) | Shimano Sora R-3400 |
| Fork material | Alloy |
| Fork type | GT Tachyon Rigid With Hydroformed Alloy Legs |
Other Specs of GT GTw Tachyon 2.0
| Component group sets | Flat Bar Road Mix |
| Pedals details | Steel Cage Trekking Alloy Body |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Deva Comp HP |
| Seat post extension | GT Design Alloy |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Sirrus Pro bike manual
- Find All parts, tires and accessories of Specialized Sirrus Pro Road here
- Get your GT GTw Tachyon 2.0 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT GTw Tachyon 2.0 Road here