2018 Rivendell Bicycle Works Sam Hillborne Base

	48	51	55	58	62
Stack	511.1mm	541.7mm	581.2mm	611.7mm	652.2mm
Reach	373.7mm	383.8mm	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	71.5deg	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	272mm	272mm	279mm	279mm	282mm
Chainstay Length	455mm	455mm	465mm	465mm	465mm
Chainstay Length Horizontal	450.2mm	450.2mm	458.4mm	458.4mm	458.9mm
Front-Center	586mm	606mm	609mm	645mm	654mm
Front-Center Horizontal	582.3mm	602.4mm	604mm	640.3mm	649.7mm
Wheelbase	1032.5mm	1052.6mm	1062.4mm	1098.7mm	1108.6mm
Fork Offset/Rake	52mm	52mm	52mm	52mm	52mm
Trail	61.4mm mid/neutral	58.3mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral	61.3mm mid/neutral
Mechanical Trail	58mm	55.3mm	58.3mm	58.3mm	58.3mm
Wheel Flop	18.9mm	17.5mm	18mm	18mm	18mm
Standover Height	760mm	788mm	833mm	863mm	905mm
Tire to Pedal Spindle	78mm 170 mm cranks	98mm 170 mm cranks	82mm 170 mm cranks	118mm 170 mm cranks	127mm 170 mm cranks
Pedal Spindle to Ground Clearance	102mm 170 mm cranks	102mm 170 mm cranks	109mm 170 mm cranks	109mm 170 mm cranks	112mm 170 mm cranks

Published Sizing Recommendations

PBH

73 cm

77 cm

78 cm

83 cm

87 cm

91 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://web.archive.org/web/20190203090221/https://www.rivbike.com/pages/geometry (May 2018)