From rough race days to untamed adventures, the Dark Matter powers through any terrain.
Adventure Starts Now
From rough race days to the unknown, the Dark Matter is your ultimate gravel machine. With massive tire clearance, smart storage, and rugged geometry, it powers through any terrain.
Whatever the ride throws at you—get over it.
57mm tire clearance
Integrated Downtube Storage
1x specific design (2x compatible)
Compatible with gravel front suspension
Mounts for bags and fenders
Fork with internal dynamo routing
The Dark Matter in action
Technology Dark Matter
3D System
Get the best fit window without compromising the safety, steerer stiffness, or looks of your bike with Argon 18's 3D Technology.
Gravel Geometry
Our gravel geometry draws on our endurance geometry, itself directly inspired by our performance road race series, meaning handling, responsiveness and race-ready positioning are paramount.
Topological Compliance System
Proprietary design method to offer exceptional vertical compliance and dampened road-induced vibrations while retaining maximum stiffness.
Each bike model featuring TCS technology was individually analysed to optimize frame topology and carbon layup.
Argon Fit System
Argon 18's fit system offers size-specific geometries to provide optimal performance and positioning for all sizes, guaranteeing no rider left behind.
Integrated Toolkit
Innovative layup design allowing access to tube space for integrated equipment and nutrition storage.
Dark Matter Life
This is My Ride: Badlands 2024 with Chris Hall
Badlands is an unsupported 800km ultra-distance gravel race in Spain which Chris Hall has done each year since 2021. Read on to hear about the ups and downs of the 2024 edition.
This is My Ride: New Zealand Bikepacking
From smooth tarmac to chunky gravel, river crossings, and epic mountain trails, the Dark Matter handled it all with confidence and comfort.
Argon 18 Introduces the All New 2025 Dark Matter: Get Over it.
We know adventure gravel throws a lot at you: ruts and rocks, washboard and washouts, remote single track and dusty country roads. No matter what the adventure has in store, with 57mm tire clearance, integrated storage, and adventure-specific geometry, the all new 2025 Dark Matter lets you get over it.
What the
media say
"The Argon 18 Dark Matter is a very interesting proposition – on mixed surfaces, it’s quick and smooth."
"In terms of the ride it delivers, it should definitely be on a lot of people's looking-to-buy-list."
"The Argon 18 Dark Matter is a cool and consistently specced bike that should convince most adventurers with a need for speed, thanks to its efficiency and aggressive riding position."
"Argon 18’s fast, comfortable, sure-footed, and well-equipped Dark Matter is a great all-round gravel workhorse."
"If you are looking for a good-looking, stable gravel bike that is at home on bikepacking adventures, then the Argon 18 Dark Matter is a great option."
"The Dark Matter is a well appointed adventure bike perfect for party pace."
"The Dark Matter is a great machine for tearing across roads and some tracks that will bounce you around a bit. Once you dial in the fit, it’s game for going fast."
"The handling is superb and I immediately felt comfortable railing the Dark Matter through the technical high-speed bends."
