Argon 18 | 2024 Grey Matter Apex 1

Fast enough for the road. Confident enough for everything after it.

The Argon 18 Grey Matter Apex 1 is a performance-oriented gravel bike designed for riders who want road bike efficiency combined with gravel capability, comfort, and adventure-ready versatility.

Built around Argon 18’s lightweight Grey Matter platform, the 2024 Grey Matter combines endurance-focused geometry, generous tire clearance, hydraulic disc braking, and a simple SRAM Apex 1 drivetrain to create a gravel bike that feels efficient on pavement while remaining composed on rough gravel roads and mixed terrain. Unlike aggressive race-focused gravel bikes, the Grey Matter emphasizes stability, versatility, and long-distance comfort for all-day riding and exploration.

Key Features

• Lightweight Gravel Platform
Balanced gravel geometry delivers stable handling, efficient pedaling, and confident control across mixed terrain.

• SRAM Apex 1x11-Speed Drivetrain
Simple single-chainring drivetrain setup reduces complexity while maintaining practical gravel-ready gearing.

• Hydraulic Disc Brake System
SRAM Apex hydraulic disc brakes provide dependable stopping power and improved modulation in changing riding conditions.

• Adventure-Ready Tire Clearance
Generous tire clearance supports wider gravel tires for improved traction, comfort, and terrain versatility.

• Modern Gravel Cockpit Integration
Clean frame design paired with ergonomic component choices improves comfort and long-distance ride quality.

Technical Specifications

• Category
Gravel Bike

• Discipline
Gravel

• Frame
Argon 18 Grey Matter Carbon Frame

• Fork
Grey Matter Specific Carbon Fork

• Tire Clearance
42c

• Drivetrain
SRAM Apex 1x11-Speed

• Rear Derailleur
SRAM Apex 1 Long Cage

• Shifters
SRAM Apex HRD

• Crankset
FSA Omega Crankset, 40T

• Bottom Bracket
FSA BB-AL86 for 19mm

• Cassette
SRAM PG-1130 11-42T

• Chain
KMC X11 EPT

• Brakes
SRAM Apex Hydraulic Disc Brakes

• Brake Levers
SRAM Apex HRD

• Rotors
SRAM G2 CleanSweep — Front: 160mm / Rear: 140mm

• Wheelset
Team Aero-Gravel i23 TC AGX 700c

• Tires
Vittoria Terreno Dry 700x38c

• Handlebar Tape
Prologo Plaintouch Black

• Seatpost
FSA Gossamer SB20, 27.2mm

• Saddle
Repente Quasar S

• Headset
FSA No.69 SRS + 3D

• Weight
Not specified by manufacturer.

• Color Options
Tundra Green Gloss (#5A6B5C)

Geometry

Built for riders seeking a lightweight gravel bike capable of fast road miles, gravel exploration, commuting, and long mixed-surface adventures.