2018 9:ZERO:7 Bikes Tundra Base

	Small	Medium	Large	Extra Large
Stack	594mm	603mm	617mm	636mm
Reach	414mm	441mm	447mm	461mm
Stack to Reach Ratio	1.43:1	1.37:1	1.38:1	1.38:1
Seat Tube Length, C-T	381mm	432mm	483mm	533mm
Top Tube Length, Effective/Horizontal Center	589.3mm	609.6mm	629.9mm	650.2mm
Top Tube Slope	23.7deg	18.5deg	14.8deg	11.5deg
Head Tube Angle	69deg	69deg	69deg	69deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	109.2mm	119.4mm	134.6mm	154.9mm
Bottom Bracket Drop	61mm	61mm	61mm	61mm
Bottom Bracket Height	320.1mm	320.1mm	320.1mm	320.1mm
Chainstay Length	450.9mm	450.9mm	450.9mm	450.9mm
Chainstay Length Horizontal	446.6mm	446.6mm	446.6mm	446.6mm
Front-Center	672.8mm	703.1mm	714.5mm	735.7mm
Front-Center Horizontal	670mm	700.5mm	711.9mm	733.2mm
Wheelbase	1116.6mm	1147.1mm	1158.4mm	1179.7mm
Fork Offset/Rake	48mm	48mm	48mm	48mm
Trail	94.9mm very high	94.9mm very high	94.9mm very high	94.9mm very high
Mechanical Trail	88.6mm	88.6mm	88.6mm	88.6mm
Wheel Flop	31.7mm	31.7mm	31.7mm	31.7mm
Standover Height	649.4mm	692.6mm	735.9mm	776.7mm
Tire to Pedal Spindle	121.7mm 170 mm cranks	152mm 170 mm cranks	163.4mm 170 mm cranks	184.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	150.1mm 170 mm cranks	150.1mm 170 mm cranks	150.1mm 170 mm cranks	150.1mm 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.907bikes.com/tundra-gx1

Geometry