2019 Argon 18 Dark Matter Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XXS | XS | S | M | L | XL | |
Stack | 530mm | 550mm | 570mm | 590mm | 610mm | 630mm |
Reach | 356mm | 367mm | 377mm | 387mm | 397mm | 407mm |
Stack to Reach Ratio | 1.49:1 | 1.5:1 | 1.51:1 | 1.52:1 | 1.54:1 | 1.55:1 |
Seat Tube Length, C-T | 420mm | 450mm | 485mm | 520mm | 555mm | 590mm |
Top Tube Length, Effective/Horizontal Center | 492mm | 513mm | 534mm | 556mm | 579mm | 603mm |
Top Tube Slope | 15deg | 13.4deg | 11.5deg | 9.7deg | 8.1deg | 6.6deg |
Head Tube Angle | 69.5deg | 71deg | 71.4deg | 72deg | 72deg | 72.5deg |
Seat Tube Angle | 75.5deg | 74.9deg | 74.3deg | 73.7deg | 73.1deg | 72.5deg |
Head Tube Length | 120mm | 135mm | 154mm | 171mm | 192mm | 216mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm | 70mm | 70mm |
Bottom Bracket Height | 281mm | 281mm | 281mm | 281mm | 281mm | 281mm |
Chainstay Length | 428mm | 428mm | 428mm | 428mm | 428mm | 428mm |
Chainstay Length Horizontal | 422.2mm | 422.2mm | 422.2mm | 422.2mm | 422.2mm | 422.2mm |
Front-Center | 589.9mm | 592.9mm | 605.8mm | 611.8mm | 627.7mm | 640.6mm |
Front-Center Horizontal | 585.8mm | 588.8mm | 601.8mm | 607.8mm | 623.8mm | 636.8mm |
Wheelbase | 1008mm | 1011mm | 1024mm | 1030mm | 1046mm | 1059mm |
Fork Offset/Rake | 54.1mm | 53.4mm | 53.5mm | 49.3mm | 48.8mm | 50.7mm |
Trail | 73.5mm high | 64.4mm mid/neutral | 61.6mm mid/neutral | 62.2mm mid/neutral | 62.7mm mid/neutral | 57.5mm mid/neutral |
Mechanical Trail | 68.8mm | 60.9mm | 58.4mm | 59.2mm | 59.7mm | 54.8mm |
Wheel Flop | 24.1mm | 19.8mm | 18.6mm | 18.3mm | 18.4mm | 16.5mm |
Standover Height | 701mm | 729mm | 760mm | 791mm | 821mm | 852mm |
Tire to Pedal Spindle | 68.9mm 170 mm cranks | 71.9mm 170 mm cranks | 84.8mm 170 mm cranks | 90.8mm 170 mm cranks | 106.7mm 170 mm cranks | 119.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 111mm 170 mm cranks | 111mm 170 mm cranks | 111mm 170 mm cranks | 111mm 170 mm cranks | 111mm 170 mm cranks | 111mm 170 mm cranks |
Base Build
XXS | XS | S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 40mm | 40mm | 40mm | 40mm | 40mm | 40mm |
Tire Width Max | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Tire Outer Diameter | 702mm | 702mm | 702mm | 702mm | 702mm | 702mm |
Bike Length with Tires | 1710mm | 1713mm | 1726mm | 1732mm | 1748mm | 1761mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
All-road/GravelSource:https://www.argon18.com/en/bikes/road/gravel/dark-matter