2026 Argon 18 Dark Matter 3D High Stack XXS
Build
700C/29 in × 50 mm
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Argon 18 Dark Matter
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 543mm |
| Reach | 361mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, C-T | 420mm |
| Top Tube Length, Effective/Horizontal HT Top | 507mm |
| Top Tube Slope | 16.3deg |
| Head Tube Angle | 68.5deg |
| Seat Tube Angle | 75.5deg |
| Head Tube Length | 95mm |
| Bottom Bracket Drop | 80mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 436mm |
| Chainstay Length Horizontal | 428.6mm |
| Front-Center | 606.7mm |
| Front-Center Horizontal | 601.4mm |
| Wheelbase | 1030mm |
| Fork Offset/Rake | 54mm |
| Fork Length (Axle-To-Crown) | 425mm |
| Trail | 84.2mm very high |
| Mechanical Trail | 78.3mm |
| Wheel Flop | 28.7mm |
| Standover Height | 713mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 75.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 111mm |
3D High Stack Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 50mm |
| Tire Outer Diameter | 722mm |
| Bike Length with Tires | 1752mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.argon18.com/en/bikes/gravel/dark-matter/sram-force-xplr-axs