2022 VAAST Bikes U/1 Base

	Small	Medium	Large
Stack	555mm	590mm	631mm
Reach	390mm	410mm	435mm
Stack to Reach Ratio	1.42:1	1.44:1	1.45:1
Seat Tube Length, C-T	405mm	455mm	510mm
Top Tube Length, Effective/Horizontal Center	560mm	590mm	628mm
Top Tube Slope	18.3deg	15.9deg	13.8deg
Head Tube Angle	71deg	71deg	71deg
Seat Tube Angle	73deg	73deg	73deg
Head Tube Length	130mm	167mm	210mm
Bottom Bracket Drop	65mm	65mm	65mm
Bottom Bracket Height	274mm	274mm	274mm
Chainstay Length	438mm	438mm	438mm
Chainstay Length Horizontal	433.2mm	433.2mm	433.2mm
Front-Center	615mm	647mm	686mm
Front-Center Horizontal	611.9mm	643.9mm	682.9mm
Wheelbase	1045mm	1077mm	1116mm
Fork Offset/Rake	50.2mm	50.2mm	50.1mm
Trail	63.6mm mid/neutral	63.7mm mid/neutral	63.8mm mid/neutral
Mechanical Trail	60.1mm	60.2mm	60.3mm
Wheel Flop	19.6mm	19.6mm	19.6mm
Standover Height	715mm	758mm	808mm
Tire to Pedal Spindle	106mm 170 mm cranks	138mm 170 mm cranks	177mm 170 mm cranks
Pedal Spindle to Ground Clearance	104mm 170 mm cranks	104mm 170 mm cranks	104mm 170 mm cranks

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.

Category Trend

Source:https://www.vaastbikes.com/650b/

Geometry