Specialized SIRRUS PRO 2012 VS GT ZUM 4.0 2006 specs comparison
Specialized Sirrus Pro
General Infos| Model | Sirrus Pro |
| Manufacturer | Specialized |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
-Platinum |
| Sizes |
- Small - Medium - Large - Extra large |
| Sizes |
- Small - Medium - Large - Extra large |
Wheels And Breaking System
| Bike front tire | AllCondition Armadillo 700x28c |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Tektro 2D Linear Pull |
| Hubs for disc brakes | Unavailable Front Hub Unavailable Rear Hub |
| Rims manufacturer | Sirrus 460V |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | E5 Aluminum |
| Frame type | Not Available |
| Handlebar construction | Specialized DB Flat Bar 31.8 (millimeters) |
| Handlebar extender | Not Available |
| Handlebar stem details | Specialized EliteSet |
| Headset size | Integrated 1-1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | KMC DX10SC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge External Bearing |
| Crankset parts and sizes | FSA Omega Compact |
| Gear shift levers | SRAM SL Trigger 10spd |
| Rear gear set | Not Available |
Specialized Sirrus Pro Fork System Data
| Derailleur (Front) | SRAM Apex |
| Derailleur (Rear) | SRAM Apex |
| Fork material | Not Available |
| Fork type | FACT Carbon Legs With Zertz |
Other Specs of Specialized Sirrus Pro
| Component group sets | Not Available |
| Pedals details | Toe Clip Compat Sirrus Pedal |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Targa Comp Cro-mo Rails 143 |
| Seat post extension | Spclzd Elite Carbon and alloy 27.2 |
GT ZuM 4.0
General Infos| Model | ZuM 4.0 |
| Manufacturer | GT |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
-Light Silver |
| Sizes |
- Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
| Bike front tire | 26 X 1.25 (inches) Tioga City Slicker |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | 110 (millimeters) Arms 70 (millimeters) DIN Pads Brakes Shimano ST-EF29 Levers Tektro Linear Pull |
| Hubs for disc brakes | Rear: Alloy QR Casette Hub Front: Alloy QR Hub |
| Rims manufacturer | Double Wall Alloy Rims With CNC Type Sidewall |
| Spoke nipples type | Brass CP |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | GT Triple Triangle 6061 Custom Tube-set |
| Frame type | TIG-welded |
| Handlebar construction | Butted 6061 Heat Treated Aluminum GT Riser Bar |
| Handlebar extender | Not Available |
| Handlebar stem details | Threadless 25 Degree Rise With 4 Bolt Alum Face Plate GT ATB |
| Headset size | FSA Integrated |
Gearing Specifications
| Bicycle chain | Shimano |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Cartridge Sealed |
| Crankset parts and sizes | 22/32/44 Teeth Suntour XCT-252 |
| Gear shift levers | Shimano ST-EF29 |
| Rear gear set | 11 - 32 Teeth 8-speed |
GT ZuM 4.0 Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Steel and aluminum and magnesium |
| Fork type | 50 (millimeters) SR NRX-6000 |
Other Specs of GT ZuM 4.0
| Component group sets | Co (millimeters)uter Mix |
| Pedals details | High Impact Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | WTB Speed V |
| Seat post extension | GT Aluminum 6061 |
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 Commuter here
- Get your GT ZuM 4.0 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT ZuM 4.0 Commuter here