2019 Rivendell Bicycle Works Sam Hillborne Base

	48	51	55	58	62
Stack	511.1mm	541.6mm	581.2mm	611.7mm	652.2mm
Reach	373.7mm	383.5mm	385.9mm	395.7mm	407.1mm
Stack to Reach Ratio	1.37:1	1.41:1	1.51:1	1.55:1	1.6:1
Seat Tube Length, C-T	480mm	510mm	550mm	580mm	620mm
Top Tube Length, Effective/Horizontal Center	545mm	565mm	580mm	600mm	625mm
Top Tube Length, Actual C-C	529.4mm	548.8mm	563.4mm	582.8mm	607.1mm
Top Tube Slope	6deg	6deg	6deg	6deg	6deg
Head Tube Angle	71deg	71deg	72deg	72deg	72deg
Seat Tube Angle	71.5deg	71.5deg	71.5deg	71.5deg	71.5deg
Bottom Bracket Drop	66mm	66mm	78mm	78mm	75mm
Bottom Bracket Height	273mm	273mm	280mm	280mm	283mm
Chainstay Length	455mm	455mm	465mm	465mm	465mm
Chainstay Length Horizontal	450.2mm	450.2mm	458.4mm	458.4mm	458.9mm
Front-Center	585mm	606mm	609mm	628mm	653mm
Front-Center Horizontal	581.3mm	602.4mm	604mm	623.1mm	648.7mm
Wheelbase	1031.5mm	1052.6mm	1062.4mm	1081.6mm	1107.6mm
Fork Offset/Rake	52mm	52mm	52mm	52mm	52mm
Trail	61.7mm mid/neutral	61.7mm mid/neutral	61.7mm mid/neutral	61.7mm mid/neutral	61.7mm mid/neutral
Mechanical Trail	58.4mm	58.4mm	58.6mm	58.6mm	58.6mm
Wheel Flop	19mm	19mm	18.1mm	18.1mm	18.1mm
Tire to Pedal Spindle	76mm 170 mm cranks	97mm 170 mm cranks	81mm 170 mm cranks	100mm 170 mm cranks	125mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	103mm 170 mm cranks	110mm 170 mm cranks	110mm 170 mm cranks	113mm 170 mm cranks

Published Sizing Recommendations

PBH

77 cm

80 cm

79 cm

84 cm

88 cm

92 cm

96 cm

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.rivbike.com/pages/geometry (Updated November 2019)