2021 Transition Bikes Scout Base 150mm Fork

	XS	SM	MD	LG	XL
Stack	577mm	590mm	604mm	617mm	631mm
Reach	410mm	435mm	460mm	485mm	510mm
Stack to Reach Ratio	1.41:1	1.36:1	1.31:1	1.27:1	1.24:1
Seat Tube Length, Unknown	350mm	360mm	390mm	430mm	460mm
Top Tube Length, Effective/Horizontal Unknown	534mm	564mm	593mm	623mm	652mm
Head Tube Angle	64deg	64deg	64deg	64deg	64deg
Effective Seat Tube Angle, Unknown	78.2deg	77.7deg	77.2deg	76.8deg	76.4deg
Seat Tube Exit Angle	72deg	72deg	72deg	72deg	72deg
Head Tube Length	95mm	110mm	125mm	140mm	155mm
Bottom Bracket Drop	18mm	18mm	18mm	18mm	18mm
Bottom Bracket Height	337.5mm	337.5mm	337.5mm	337.5mm	337.5mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	429.6mm	429.6mm	429.6mm	429.6mm	429.6mm
Front-Center	723.6mm	755.6mm	787.6mm	818.6mm	850.6mm
Front-Center Horizontal	723.4mm	755.4mm	787.4mm	818.4mm	850.4mm
Wheelbase	1153mm	1185mm	1217mm	1248mm	1280mm
Fork Offset/Rake	37mm	37mm	37mm	37mm	37mm
Trail	132.2mm very high	132.2mm very high	132.2mm very high	132.2mm very high	132.2mm very high
Mechanical Trail	118.8mm	118.8mm	118.8mm	118.8mm	118.8mm
Wheel Flop	52.1mm	52.1mm	52.1mm	52.1mm	52.1mm
Standover Height	665mm	665mm	673mm	686mm	698mm
Tire to Pedal Spindle	198.1mm 170 mm cranks	230.1mm 170 mm cranks	262.1mm 170 mm cranks	293.1mm 170 mm cranks	325.1mm 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	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

Source:https://www.transitionbikes.com/Bikes_Scout.cfm

Geometry