2017 Tumbleweed Bicycle Co. Prospector Base

	S	M	L	XL
Stack	613mm	622mm	650mm	679mm
Reach	397mm	414mm	445mm	459mm
Stack to Reach Ratio	1.54:1	1.5:1	1.46:1	1.48:1
Seat Tube Length, C-T	381mm	431.8mm	482.6mm	546.1mm
Top Tube Length, Effective/Horizontal HT Top	590mm	610mm	630mm	650mm
Top Tube Slope	26deg	21.1deg	17.8deg	14.2deg
Head Tube Angle	69.5deg	69.5deg	69.5deg	69.5deg
Seat Tube Angle	72.5deg	72.5deg	72.5deg	72.5deg
Head Tube Length	110mm	120mm	135mm	150mm
Bottom Bracket Drop	63.5mm	63.5mm	63.5mm	63.5mm
Bottom Bracket Height	317.6mm	317.6mm	317.6mm	317.6mm
Chainstay Length	458.5mm	458.5mm	458.5mm	458.5mm
Chainstay Length Max	458.5mm	458.5mm	458.5mm	458.5mm
Chainstay Length Horizontal	454.1mm	454.1mm	454.1mm	454.1mm
Chainstay Length Horizontal Max	454.1mm	454.1mm	454.1mm	454.1mm
Front-Center	662mm	681.9mm	702.8mm	723.7mm
Front-Center Horizontal	658.9mm	678.9mm	699.9mm	720.9mm
Wheelbase	1113mm	1133mm	1154mm	1175mm
Wheelbase Max	1113mm	1133mm	1154mm	1175mm
Fork Offset/Rake	53mm	53mm	53mm	53mm
Fork Length (Axle-To-Crown)	482mm	482mm	482mm	482mm
Trail	85.9mm very high	85.9mm very high	85.9mm very high	85.9mm very high
Mechanical Trail	80.5mm	80.5mm	80.5mm	80.5mm
Wheel Flop	28.2mm	28.2mm	28.2mm	28.2mm
Tire to Pedal Spindle	110.9mm 170 mm cranks	130.8mm 170 mm cranks	151.7mm 170 mm cranks	172.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	147.6mm 170 mm cranks	147.6mm 170 mm cranks	147.6mm 170 mm cranks	147.6mm 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:Bike Counterculture Geometry Database

Geometry