2025 Argon 18 Sum SRAM Rival AXS Carbon Lightweight Aero Road Bike

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USD 3,150.00 USD 5,250.00

Brand: Argon 18

Product Code: ARG202512VTR

Availability: In Stock

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Product Description

2025 Argon 18 Sum SRAM Rival AXS | Carbon Lightweight Aero Road Bike

2025 Argon 18 Sum SRAM Rival AXS

The Aero All-Rounder. Lightweight Performance Meets Wireless Precision.

The 2025 Argon 18 Sum is engineered for riders who want the best of both worlds: the aerodynamic efficiency of a dedicated aero bike and the feathery weight of a climber. By merging the race-proven profiles of the Nitrogen with the pure agility of the Gallium Pro, the Sum delivers a high-performance ride that is fast on the flats and snappy on the climbs. Equipped with the wireless SRAM Rival AXS groupset and Scope S4.A carbon wheels, this machine is ready to elevate your cycling experience.

Key Highlights

Aero-Light Carbon Frame: CFD-optimized profiles designed to reduce drag while maintaining an ultra-lightweight carbon structure.
SRAM Rival AXS Wireless: Enjoy the precision of 12-speed electronic shifting with a clean, wire-free cockpit setup.
Scope S4.A Wheelset: Performance-focused carbon wheels designed for aerodynamics and all-day riding stability.
Total Integration: Fully internal cable routing through the FSA SMR-II system for a sleek aesthetic and improved aero performance.
30C Tire Clearance: Rated for tires up to 30c (32mm measured), providing a perfect balance of speed, grip, and comfort.

Technical Specifications

Frameset & Cockpit
Frame	SUM Carbon Aero Race, Fully Integrated Cables
Fork	SUM Specific Carbon, Flat Mount Disc
Headset	FSA NO.55R 1.5'' + 3D System
Handlebar	FSA Energy SCR Compact
Stem	FSA SMR-II Integrated Cable Routing
Seatpost	Argon 18 SUM Specific Carbon
Saddle	Repente Quasar
Drivetrain & Shifting
Groupset	SRAM Rival AXS, 2x12 Speed Wireless
Crankset	SRAM Rival AXS DUB, 48/35T
Cassette	SRAM XG-1250, 10-30T XDR
Bottom Bracket	SRAM DUB PF 86.5
Chain	SRAM Rival 12-Speed
Brakes & Wheelset
Brakes	SRAM Rival AXS Hydraulic Disc
Rotors	SRAM Paceline Centerlock (F: 160mm / R: 140mm)
Wheels	Scope S4.A Carbon, Tubeless Ready
Tires	Vittoria Corsa N.EXT TLR 28mm
Clearance	30c (Max 32mm Measured)

Ride Character

The 2025 Argon 18 Sum represents the modern evolution of the road race bike. It provides a surgically precise handling profile that inspires confidence on technical descents, while the laterally stiff frame ensures zero watt loss during explosive sprints. Combined with the smooth, intuitive wireless shifting of the SRAM Rival AXS, the Sum offers a high-performance experience that is accessible, reliable, and undeniably fast on every road.