2021 Priority Bicycles 600 Base

	S	M	L
Stack	595mm	595mm	633mm
Reach	409mm	419mm	427mm
Stack to Reach Ratio	1.45:1	1.42:1	1.48:1
Seat Tube Length, Unknown	432mm	483mm	533mm
Top Tube Length, Effective/Horizontal Unknown	575mm	585mm	600mm
Top Tube Slope	18.8deg	13.3deg	11.9deg
Head Tube Angle	70deg	70deg	70deg
Seat Tube Angle	74deg	74deg	74deg
Head Tube Length	165mm	165mm	205mm
Bottom Bracket Drop	70mm	70mm	70mm
Bottom Bracket Height	272mm	272mm	272mm
Chainstay Length	436mm	436mm	436mm
Chainstay Length Max	454mm	454mm	454mm
Chainstay Length Horizontal	430.3mm	430.3mm	430.3mm
Chainstay Length Horizontal Max	448.6mm	448.6mm	448.6mm
Front-Center	647.5mm	656.4mm	674.3mm
Front-Center Horizontal	643.7mm	652.7mm	670.7mm
Wheelbase	1074mm	1083mm	1101mm
Wheelbase Max	1092.2mm	1101.2mm	1119.2mm
Fork Offset/Rake	35mm	35mm	35mm
Fork Length, Unknown	410mm	410mm	410mm
Trail	87.2mm very high	87.2mm very high	87.2mm very high
Mechanical Trail	82mm	82mm	82mm
Wheel Flop	28mm	28mm	28mm
Tire to Pedal Spindle	135.5mm 170 mm cranks	144.4mm 170 mm cranks	157.3mm 175 mm cranks
Pedal Spindle to Ground Clearance	102mm 170 mm cranks	102mm 170 mm cranks	97mm 175 mm cranks

Published Sizing Recommendations

PBH

27 in

29 in

30 in

32 in

35 in

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:Priority Bicycles 600