2021 Bianchi Orso 105

	460	490	510	530	550	570	590	610
Stack	542mm	551mm	556mm	567mm	581mm	595mm	609mm	626mm
Reach	365mm	367mm	371mm	372mm	378mm	384mm	389mm	393mm
Stack to Reach Ratio	1.48:1	1.5:1	1.5:1	1.52:1	1.54:1	1.55:1	1.57:1	1.59:1
Seat Tube Length, C-T	430mm	460mm	480mm	500mm	520mm	540mm	560mm	580mm
Seat Tube Length, Effective Unknown	460mm	490mm	510mm	530mm	550mm	570mm	590mm	610mm
Top Tube Length, Effective/Horizontal HT Top	510mm	520mm	525mm	535mm	550mm	560mm	575mm	590mm
Top Tube Length, Actual C-C	496mm	505mm	511mm	520mm	534mm	544mm	559mm	573mm
Top Tube Slope	14.9deg	12.4deg	10.6deg	9.6deg	8.9deg	8.2deg	7.6deg	7.3deg
Head Tube Angle	70.5deg	70.5deg	70.5deg	71deg	72deg	72deg	72deg	72.5deg
Seat Tube Angle	75deg	74.5deg	74.5deg	74deg	73.5deg	73.5deg	73deg	72.5deg
Head Tube Length	100mm	110mm	115mm	125mm	135mm	150mm	165mm	180mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm	75mm	75mm	75mm	75mm
Bottom Bracket Height	276mm	276mm	276mm	276mm	276mm	276mm	276mm	276mm
Chainstay Length	430mm	430mm	435mm	435mm	440mm	440mm	440mm	440mm
Chainstay Length Horizontal	423.4mm	423.4mm	428.5mm	428.5mm	433.6mm	433.6mm	433.6mm	433.6mm
Front-Center	588mm	594mm	599mm	600mm	601mm	610mm	619mm	623mm
Front-Center Horizontal	583.2mm	589.3mm	594.3mm	595.3mm	596.3mm	605.4mm	614.4mm	618.5mm
Wheelbase	1006.6mm	1012.7mm	1022.8mm	1023.8mm	1029.9mm	1038.9mm	1048mm	1052mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm	45mm	45mm
Trail	76.6mm high	76.6mm high	76.6mm high	73.3mm high	66.7mm high	66.7mm high	66.7mm high	63.5mm mid/neutral
Mechanical Trail	72.2mm	72.2mm	72.2mm	69.3mm	63.5mm	63.5mm	63.5mm	60.6mm
Wheel Flop	24.1mm	24.1mm	24.1mm	22.6mm	19.6mm	19.6mm	19.6mm	18.2mm
Tire to Pedal Spindle	67mm 170 mm cranks	73mm 170 mm cranks	78mm 170 mm cranks	79mm 170 mm cranks	80mm 170 mm cranks	89mm 170 mm cranks	98mm 170 mm cranks	102mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks

	460	490	510	530	550	570	590	610
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	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	40mm	40mm	40mm	40mm	40mm	40mm	40mm
Tire Outer Diameter	702mm	702mm	702mm	702mm	702mm	702mm	702mm	702mm
Bike Length with Tires	1708.6mm	1714.7mm	1724.8mm	1725.8mm	1731.9mm	1740.9mm	1750mm	1754mm

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

All-road/Gravel

Source:http://www.bianchiusa.com/bikes/road/all-road/orso-105/

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2021 Bianchi Orso 105

Geometry

105 Build

Stack and Reach vs. Category Trend