	S	M	L	XL
Stack	637mm	650.5mm	663.9mm	677.4mm
Reach	440mm	460mm	480mm	500mm
Stack to Reach Ratio	1.45:1	1.41:1	1.38:1	1.35:1
Seat Tube Length, Unknown	360mm	380mm	400mm	420mm
Top Tube Slope	28.5deg	27.1deg	25.8deg	24.5deg
Head Tube Angle	63.75deg	63.75deg	63.75deg	63.75deg
Seat Tube Angle	75.15deg	76.46deg	77.55deg	78.6deg
Head Tube Length	100mm	115mm	130mm	145mm
Bottom Bracket Drop	37mm	37mm	37mm	37mm
Bottom Bracket Height	337.5mm	337.5mm	337.5mm	337.5mm
Chainstay Length	445mm	450mm	455mm	460mm
Chainstay Length Horizontal	443.5mm	448.5mm	453.5mm	458.5mm
Front-Center	787mm	813.7mm	840.2mm	866.8mm
Front-Center Horizontal	786.1mm	812.8mm	839.4mm	866mm
Wheelbase	1229.6mm	1261.3mm	1292.9mm	1324.5mm
Fork Offset/Rake	44mm	44mm	44mm	44mm
Fork Length (On-Axis)	587.7mm	587.7mm	587.7mm	587.7mm
Trail	135.6mm very high	135.6mm very high	135.6mm very high	135.6mm very high
Mechanical Trail	121.6mm	121.6mm	121.6mm	121.6mm
Wheel Flop	53.8mm	53.8mm	53.8mm	53.8mm
Tire to Pedal Spindle	242.5mm 170 mm cranks	269.2mm 170 mm cranks	295.7mm 170 mm cranks	322.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	167.5mm 170 mm cranks	167.5mm 170 mm cranks	167.5mm 170 mm cranks	167.5mm 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

2026 FRAMEWORKS Racing Enduro Base

Geometry