Opus ALTO 2008 VS GT SERIES 4 2007 specs comparison
Opus Alto
General Infos| Model | Alto |
| Manufacturer | Opus |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice | -Blue and White |
| Sizes | - Xsmall - small - medium - large - xlarge - xlxarge |
| Sizes | - Xsmall - small - medium - large - xlarge - xlxarge |
Wheels And Breaking System
| Bike front tire | 700 X 23c Vittoria Zaffiro |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Ultegra STI Dual Control LeversTektro R-720 Brakes |
| Hubs for disc brakes | Shimano WH-RS10 |
| Rims manufacturer | Shimano WH-RS10 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Triple Butted 7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Ora Race Ergo |
| Handlebar extender | Optional |
| Handlebar stem details | Ora OS-007 |
| Headset size | 1 1/8 (inches) Integrated TH |
Gearing Specifications
| Bicycle chain | Shimano CN-5600 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | FSA Mega EXO |
| Crankset parts and sizes | 34/50 TeethFSA Gossamer Compact |
| Gear shift levers | Shimano Ultegra STI Dual Control |
| Rear gear set | 11 - 25 Teeth10-speed |
Opus Alto Fork System Data
| Derailleur (Front) | Shimano Ultegra |
| Derailleur (Rear) | Shimano Dura-Ace |
| Fork material | Aero CrownCarbon and carbon Steerer |
| Fork type | Ora RC2 |
Other Specs of Opus Alto
| Component group sets | Shimano Ultegra |
| Pedals details | Optional |
| Rear shock absorber | Not Available |
| Saddle seat | Ora Quantum |
| Seat post extension | 31.6 (millimeters) DiameterOra Carbon |
GT Series 4
General Infos| Model | Series 4 |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice | -Not found |
| Sizes | - 48cm (centimeters)- 50cm (centimeters)- 52cm (centimeters)- 54cm (centimeters)- 56cm (centimeters)- 58cm (centimeters)- 60cm (centimeters) |
Wheels And Breaking System
| Bike front tire | 700 X 23c Vittoria Zaffiro |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Sora STI LeversTektro Forged Dual Pivot Brakes |
| Hubs for disc brakes | Rear: Shimano CassetteFront: Formula Sealed |
| Rims manufacturer | Alex D22 |
| Spoke nipples type | Brass CP |
| Spoke wheel | 14ga. Straight GaugeStainless Steel |
Frame and Body Specs
| Frame materials | Kinesis 6061 Butted Tubing |
| Frame type | TIG-welded |
| Handlebar construction | Alico 6061 |
| Handlebar extender | Optional |
| Handlebar stem details | 3D Forged Alloy |
| Headset size | 1 1/8 (inches) Threadless TH Intellaset |
Gearing Specifications
| Bicycle chain | Shimano |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Shimano Hollowtech II |
| Crankset parts and sizes | Shimano Tiagra |
| Gear shift levers | Shimano Sora STI |
| Rear gear set | 12 - 25 Teeth8-speed |
GT Series 4 Fork System Data
| Derailleur (Front) | Shimano Compact |
| Derailleur (Rear) | Shimano Tiagra |
| Fork material | Aero CrownCarbon Fiber and aluminum Steerer |
| Fork type | Kinesis Carbon |
Other Specs of GT Series 4
| Component group sets | Road Mix |
| Pedals details | Low Profile Nylon With Toe Clips |
| Rear shock absorber | Not Available |
| Saddle seat | Selle San Marco Ponza |
| Seat post extension | HL Alloy |
Useful links and guides ....
- To know more about this exacte bike, Opus provided us with the latest version of its Alto bike manual
- Find All parts, tires and accessories of Opus Alto Road here
- Get your GT Series 4 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Series 4 Road here