GT ZUM 3.0 2006 VS Specialized VIENNA 4 2009 specs comparison

GT ZuM 3.0
General InfosModel | ZuM 3.0 |
Manufacturer | GT |
Year of production | 2006 |
Current price | Check price Here ==> |
Color choice |
-Copper |
Sizes |
- Xsmall - small - medium - large - xlarge |
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 | Shimano Levers Shimano Cold Forged Brakes |
Hubs for disc brakes | Shimano Alivio |
Rims manufacturer | Alex DA-22 |
Spoke nipples type | Brass CP |
Spoke wheel | Aero 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 | Truvativ Cartridge |
Crankset parts and sizes | 22/32/44 Teeth Truvativ Five D |
Gear shift levers | Shimano 8- Speed |
Rear gear set | 11 - 34 Teeth 8-speed |
GT ZuM 3.0 Fork System Data
Derailleur (Front) | Shimano Alivio |
Derailleur (Rear) | Shimano Alivio |
Fork material | Steel and aluminum and magnesium |
Fork type | 65 (millimeters) SR NRX-6500 |
Other Specs of GT ZuM 3.0
Component group sets | Co (millimeters)uter Mix |
Pedals details | Stainless Steel Cage Lo Profile Pedal Alloy Body |
Rear shock absorber | Not Available |
Saddle seat | WTB Speed V |
Seat post extension | GT Aluminum 6061 |

Specialized Vienna 4
General InfosModel | Vienna 4 |
Manufacturer | Specialized |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice |
- Satin Gunmetal -Satin Gold |
Sizes |
- 49cm (centimeters) - 53cm (centimeters) - 57cm (centimeters) - 61cm (centimeters) |
Wheels And Breaking System
Bike front tire | 700 X 35c Specialized Nimbus |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Shimano Nexus Levers Avid SD-3 Brakes |
Hubs for disc brakes | Rear: Shimano Nexus Internal 8-speed Front: Specialized Forged Alloy |
Rims manufacturer | 32-hole Specialized Globe |
Spoke nipples type | Not Available |
Spoke wheel | 15ga. Stainless Steel |
Frame and Body Specs
Frame materials | Specialized A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | Globe Alloy |
Handlebar extender | Optional |
Handlebar stem details | Globe 3D Forged 10deg. |
Headset size | Campy Style 1 1/8 (inches) Specialized Semi-integrated |
Gearing Specifications
Bicycle chain | Shimano CN-NX10 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | Shimano BB-UN26 |
Crankset parts and sizes | 42 Teeth Sugino EX-1 |
Gear shift levers | Shimano Tape Fire |
Rear gear set | 8-speed Internal |
Specialized Vienna 4 Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown Crown A1 Premium Aluminum |
Fork type | Specialized A1 |
Other Specs of Specialized Vienna 4
Component group sets | Co (millimeters)uter Mix |
Pedals details | Globe Body Geometry Anti-slip Composite |
Rear shock absorber | Not Available |
Saddle seat | Specialized BG Sonoma 155 (millimeters) |
Seat post extension | 27.2 (millimeters) Diameter Micro Adjust Specialized Alloy Two Bolt |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its ZuM 3.0 bike manual
- Find All parts, tires and accessories of GT ZuM 3.0 Commuter here
- Get your Specialized Vienna 4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Vienna 4 Commuter here