Product Overview
The 2025 Argon 18 SUM Pro Ultegra Di2 Road Bike delivers unmatched performance on climbs and sprints, challenging you to decide just how much mercy to show your rivals. Designed with a rider-focused approach, the frame achieves the perfect balance of responsiveness and stability, providing a ride quality that outshines most aero frames. The Sum’s precision-engineered layup maximises aerodynamics while reducing weight. Its advanced aero-profile tube shapes eliminate unnecessary material, ensuring optimal power transfer for peak efficiency.
Specifications
| Frame | SUM Pro |
|---|---|
| Fork | SUM Pro specific |
| Headset | FSA Headset NO.55R 1.5'' + 3D |
| Integrated Cables | Yes |
| Wheels | DT Swiss ARC1400 Dicut Wheelset |
| Tyres | Challenge Criterium RS TLR 28c Black |
| Tyre Clearance | 30C (32mm) |
| Bottom Bracket | CeramicSpeed BB86 Shimano Coated |
| Front Derailleur | Shimano Ultegra Di2 R8150 |
| Rear Derailleur | Shimano Ultegra Di2 R8150 |
| Crankset | Shimano Ultegra R8100 52/36 |
| Chain | Shimano Ultegra CN-M8100 12S |
| Cassette | Shimano Ultegra CS-R8100 11-30 |
| Brakes | Shimano Ultegra Di2 R8170 |
| Rotors | Shimano Ultegra RT-CL800 / F |
| Shifters | Shimano Ultegra Di2 R8170 |
| Handlebar | Vision Metron 5D ACR EVO |
| Bar Tape | Ciclovation LEATHER TOUCH Tornado Gloss |
| Saddle | Repente Quasar CR Carbon Rail |
| Seatpost | SUM specific (included with frameset) |
Features
- 3D System delivers a tailored fit without compromising safety, steerer stiffness, or aesthetics
- Road Race Geometry engineered for razor-sharp reflexes and precise handling
- Topological Compliance System enhances vertical compliance and reduces road vibrations
- Argon Fit System ensures optimal performance and positioning with size-specific geometries
- Elite Level Layup crafted with meticulous attention to detail for superior performance
- Advanced aerodynamic tube profiles maximise power transfer and efficiency
- Integrated cable routing for clean, aerodynamic design
Why Choose This Product?
The Argon 18 SUM Pro Ultegra Di2 is built for riders who demand a combination of speed, precision, and comfort. Its advanced aerodynamic design paired with Shimano Ultegra Di2 electronic shifting offers seamless gear changes and efficient power transfer, making it an excellent choice for racers and performance-oriented cyclists seeking uncompromised quality and performance.
2025 Argon 18 SUM Pro Ultegra Di2 - Road Bike
- Product Code: ARG1762
Product Overview
The 2025 Argon 18 SUM Pro Ultegra Di2 Road Bike delivers unmatched performance on climbs and sprints, challenging you to decide just how much mercy to show your rivals. Designed with a rider-focused approach, the frame achieves the perfect balance of responsiveness and stability, providing a ride quality that outshines most aero frames. The Sum’s precision-engineered layup maximises aerodynamics while reducing weight. Its advanced aero-profile tube shapes eliminate unnecessary material, ensuring optimal power transfer for peak efficiency.
Specifications
| Frame | SUM Pro |
|---|---|
| Fork | SUM Pro specific |
| Headset | FSA Headset NO.55R 1.5'' + 3D |
| Integrated Cables | Yes |
| Wheels | DT Swiss ARC1400 Dicut Wheelset |
| Tyres | Challenge Criterium RS TLR 28c Black |
| Tyre Clearance | 30C (32mm) |
| Bottom Bracket | CeramicSpeed BB86 Shimano Coated |
| Front Derailleur | Shimano Ultegra Di2 R8150 |
| Rear Derailleur | Shimano Ultegra Di2 R8150 |
| Crankset | Shimano Ultegra R8100 52/36 |
| Chain | Shimano Ultegra CN-M8100 12S |
| Cassette | Shimano Ultegra CS-R8100 11-30 |
| Brakes | Shimano Ultegra Di2 R8170 |
| Rotors | Shimano Ultegra RT-CL800 / F |
| Shifters | Shimano Ultegra Di2 R8170 |
| Handlebar | Vision Metron 5D ACR EVO |
| Bar Tape | Ciclovation LEATHER TOUCH Tornado Gloss |
| Saddle | Repente Quasar CR Carbon Rail |
| Seatpost | SUM specific (included with frameset) |
Features
- 3D System delivers a tailored fit without compromising safety, steerer stiffness, or aesthetics
- Road Race Geometry engineered for razor-sharp reflexes and precise handling
- Topological Compliance System enhances vertical compliance and reduces road vibrations
- Argon Fit System ensures optimal performance and positioning with size-specific geometries
- Elite Level Layup crafted with meticulous attention to detail for superior performance
- Advanced aerodynamic tube profiles maximise power transfer and efficiency
- Integrated cable routing for clean, aerodynamic design
Why Choose This Product?
The Argon 18 SUM Pro Ultegra Di2 is built for riders who demand a combination of speed, precision, and comfort. Its advanced aerodynamic design paired with Shimano Ultegra Di2 electronic shifting offers seamless gear changes and efficient power transfer, making it an excellent choice for racers and performance-oriented cyclists seeking uncompromised quality and performance.
- Brand: Argon 18
- Availability: In Stock