Argon 18 Sum Pro Shimano Dura-Ace Di2Custom Builds

The Argon 18 Sum Pro is a top-tier race platform made to combine low weight, aero efficiency and sharp race handling. It is aimed at riders who want one fast road bike for climbing, fast rolling terrain, criteriums and bunch sprints. The frame uses Argon 18's Sum Pro chassis with integrated cabling, aero tube shaping, 3D fit system and clearance for up to 30C tyres, with measured clearance noted at 32mm.

This version is supplied in the Shimano Dura-Ace Di2 configuration and is available in Titanium / Racing Red or Crystal Black / Foil.See More

• SUM Pro carbon race platform
• Integrated cable routingCustom Builds for sale
• Aero/lightweight road geometry
Custom Build Inspiration
• Fits up to 30C tyres, with listed clearance up to 32mm
• Available sizes: XXS 44-46, XS 47-50, S 51-53, M 54-56, L 57-59 and XL 60-62.

Key specification

Services Workshop Workshop Prices Book a Service Track Your Service See More Cycle To Work Schemes Parts & Components See More Enve Cockpit Handlebars

Frame	SUM Pro carbon frame
ForkSee More	SUM Pro specific carbon fork
Groupset	Shimano Dura-Ace Di2 R9250/R9270
Crankset	Shimano Dura-Ace R9200 52/36Other
Cassette	Shimano Dura-Ace CS-R9200 11-30Custom Builds
Wheelset	Scope Artech A4Insure Your Bike
TyresBook a Service	Challenge Criterium RS TLR 28c Black
Brakes	Shimano Dura-Ace Di2 R9270, RT-MT900 rotors F:160mm / R:140mm
CockpitBrands	Vision Metron 5D ACR EVOSee More
SaddleHope	Repente Quasar CR Carbon Rail
Seatpost	SUM specific, included with frameset
Cable routingSee More	Integrated cables

Images are supplied by Argon 18 and may be illustrative. Final specification can vary by region and assembly option.