2024 Van Nicholas Astraeus Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Titanium
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
XS | S | M | L | XL | |
Stack | 509mm | 514mm | 535mm | 555mm | 581mm |
Reach | 377mm | 385mm | 385mm | 393mm | 393mm |
Stack to Reach Ratio | 1.35:1 | 1.34:1 | 1.39:1 | 1.41:1 | 1.48:1 |
Seat Tube Length, C-T | 450mm | 480mm | 510mm | 540mm | 570mm |
Seat Tube Length, C-C | 410mm | 440mm | 470mm | 500mm | 520mm |
Top Tube Length, Effective/Horizontal HT Top | 518mm | 527mm | 543mm | 563mm | 582mm |
Top Tube Length, Effective/Horizontal Unknown | 503mm | 515mm | 530mm | 551mm | 566mm |
Top Tube Slope | 8.6deg | 5.7deg | 5deg | 4deg | 3.9deg |
Head Tube Angle | 71.5deg | 71.5deg | 72deg | 72.5deg | 73deg |
Seat Tube Angle | 74.5deg | 74.5deg | 73.5deg | 73deg | 72deg |
Head Tube Length | 110mm | 115mm | 135mm | 155mm | 180mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm | 70mm |
Bottom Bracket Height | 269mm | 269mm | 269mm | 269mm | 269mm |
Chainstay Length | 415mm | 415mm | 415mm | 415mm | 415mm |
Chainstay Length Horizontal | 409.1mm | 409.1mm | 409.1mm | 409.1mm | 409.1mm |
Front-Center | 581mm | 590mm | 592mm | 603mm | 606mm |
Front-Center Horizontal | 577mm | 586mm | 588mm | 599mm | 602mm |
Wheelbase | 986mm | 995mm | 997mm | 1008mm | 1011mm |
Fork Offset/Rake | 50mm | 50mm | 50mm | 50mm | 50mm |
Trail | 60.7mm mid/neutral | 60.7mm mid/neutral | 57.6mm mid/neutral | 54.5mm mid/neutral | 51.4mm mid/neutral |
Mechanical Trail | 57.6mm | 57.6mm | 54.8mm | 51.9mm | 49.1mm |
Wheel Flop | 18.3mm | 18.3mm | 16.9mm | 15.6mm | 14.4mm |
Standover Height | 712mm | 732mm | 758mm | 784mm | 806mm |
Tire to Pedal Spindle | 72mm 170 mm cranks | 81mm 170 mm cranks | 83mm 170 mm cranks | 94mm 170 mm cranks | 97mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 99mm 170 mm cranks | 99mm 170 mm cranks | 99mm 170 mm cranks | 99mm 170 mm cranks | 99mm 170 mm cranks |
Base Build
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 |
Tire Width | 28mm | 28mm | 28mm | 28mm | 28mm |
Tire Outer Diameter | 678mm | 678mm | 678mm | 678mm | 678mm |
Bike Length with Tires | 1664mm | 1673mm | 1675mm | 1686mm | 1689mm |
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
Performance RoadSource:https://titanium.vannicholas.com/en/road-bikes/astraeus