Argon 18 SUM Pro Red AXS Road Bike
The Argon 18 SUM Pro Red AXS Road Bike offers an unparalleled advantage on climbs and sprints, daring you to decide just how much mercy to show your competition.
With a rider-centred design, the frame strikes the perfect balance between responsiveness and stability, delivering a ride quality that exceeds most aero frames. The Sum’s precision-engineered layup optimises aerodynamics while minimising weight. Its advanced aero-profile tube shapes remove unnecessary material, ensuring maximum power transfer for ultimate efficiency.
3D System
Argon 18's 3D Technology provides a customised fit without compromising safety, steerer stiffness, or aesthetics.
Road Race Geometry
Engineered for razor-sharp reflexes and precise handling, this geometry meets the demands of racers at every level.
Topological Compliance System
Using a proprietary design process, this system offers exceptional vertical compliance and reduces road vibrations while retaining maximum stiffness. Each TCS-equipped bike undergoes detailed analysis to optimise frame topology and carbon layup.
Argon Fit System
With size-specific geometries, Argon 18 ensures every rider achieves optimal performance and positioning, leaving no cyclist behind.
Elite Level Layup
Crafted with the same rigorous standards as Pro-level models, Argon 18’s Elite-level bikes deliver uncompromising performance for discerning riders.
Technical Specification
| Frame | SUM Pro |
| Fork | SUM Pro specific |
| Headset | FSA Headset NO.55R 1.5'' + 3D |
| Integrated Cables | Yes |
| Wheels | Zipp 454 NSW |
| Tyres | Vittoria Corsa PRO 28-622 TLR, para-black G2.0 |
| Tyre Clearance | 30C (32mm) |
| Bottom Bracket | CeramicSpeed BB86 DUB Coated |
| Front Derailleur | SRAM Red AXS |
| Rear Derailleur | SRAM Red AXS |
| Crankset | SRAM Red AXS Powermeter 48/35 |
| Chain | SRAM RED 12S 114L |
| Cassette | SRAM XG 1290 10-33 XDR |
| Brakes | SRAM Red AXS Caliper Set |
| Rotors | SRAM Centerlock Paceline X / F |
| Shifters | SRAM Red AXS Shifter Set |
| Handlebar | Vision Metron 5D ACR EVO |
| Bar Tape | Ciclovation LEATHER TOUCH Tornado Gloss |
| Saddle | Repente Prime 3.0 |
| Seatpost | SUM specific |
Built, Checked, Tuned and Tested
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride. For hassle-free home delivery and bike set-up from a qualified mechanic use our Premier Delivery Service.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
Argon 18 SUM Pro Red AXS Road Bike Sizing
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