2017 All-City Cycles Pony Express Base

	46cm	49cm	52cm	55cm	58cm	61cm
Stack	526mm	544mm	560mm	586mm	613mm	636mm
Reach	374mm	376mm	379mm	381mm	387mm	403mm
Stack to Reach Ratio	1.41:1	1.45:1	1.48:1	1.54:1	1.58:1	1.58:1
Seat Tube Length, C-TTT	450mm	480mm	510mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal HT Top	520mm	530mm	545mm	560mm	580mm	610mm
Top Tube Slope	8.3deg	7deg	5.6deg	5.3deg	5.1deg	4.5deg
Head Tube Angle	70deg	71deg	71.5deg	72deg	72.2deg	72.2deg
Seat Tube Angle	74.5deg	74.2deg	73.5deg	73deg	72.5deg	72deg
Head Tube Length	95mm	110mm	125mm	150mm	175mm	200mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	278mm	278mm	278mm	278mm	278mm	278mm
Chainstay Length	435mm	435mm	440mm	440mm	445mm	445mm
Chainstay Length Max	435mm	435mm	440mm	440mm	445mm	445mm
Chainstay Length Horizontal	428.5mm	428.5mm	433.6mm	433.6mm	438.6mm	438.6mm
Chainstay Length Horizontal Max	428.5mm	428.5mm	433.6mm	433.6mm	438.6mm	438.6mm
Front-Center	594.3mm	595.1mm	594.4mm	600.3mm	613.3mm	637.4mm
Front-Center Horizontal	589.5mm	590.3mm	589.6mm	595.6mm	608.7mm	633mm
Wheelbase	1018mm	1018.8mm	1023.2mm	1029.2mm	1047.3mm	1071.6mm
Wheelbase Max	1018mm	1018.8mm	1023.2mm	1029.2mm	1047.3mm	1071.6mm
Fork Offset/Rake	52mm	52mm	52mm	52mm	45mm	45mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm	395mm	395mm
Trail	73.1mm high	66.6mm high	63.3mm mid/neutral	60mm mid/neutral	66.1mm high	66.1mm high
Mechanical Trail	68.7mm	62.9mm	60mm	57.1mm	62.9mm	62.9mm
Wheel Flop	23.5mm	20.5mm	19mm	17.6mm	19.2mm	19.2mm
Standover Height	745mm	766mm	793mm	820mm	847mm	872mm
Tire to Pedal Spindle	71.3mm 170 mm cranks	72.1mm 170 mm cranks	71.4mm 170 mm cranks	77.3mm 170 mm cranks	90.3mm 170 mm cranks	114.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks

	46cm	49cm	52cm	55cm	58cm	61cm
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	42mm	42mm	42mm	42mm	42mm	42mm
Tire Width Max	42mm	42mm	42mm	42mm	42mm	42mm
Tire Outer Diameter	706mm	706mm	706mm	706mm	706mm	706mm
Bike Length with Tires	1724mm	1724.8mm	1729.2mm	1735.2mm	1753.3mm	1777.6mm

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.

Learn more about the Upright/Aggressive Scale

Category Trend

Commuter

Source:Bike Counterculture Geometry Database

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2017 All-City Cycles Pony Express Base

Geometry

Base Build

Stack and Reach vs. Category Trend