2020 Specialized Bicycles Sirrus X 5.0

	XS	S	M	L	XL	XXL
Stack	585mm	602mm	631mm	649mm	687mm	709mm
Reach	355mm	371mm	384mm	386mm	398mm	410mm
Stack to Reach Ratio	1.65:1	1.62:1	1.64:1	1.68:1	1.73:1	1.73:1
Seat Tube Length, C-T	355mm	416mm	453mm	483mm	533mm	563mm
Top Tube Length, Effective/Horizontal Center	532mm	554mm	573mm	580mm	603mm	628mm
Top Tube Slope	28.2deg	22.6deg	21deg	19.6deg	17.8deg	16.5deg
Head Tube Angle	70deg	70deg	71deg	71.5deg	72deg	72deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg	73deg
Head Tube Length	125mm	143mm	169mm	186mm	223mm	246mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	279mm	279mm	279mm	279mm	279mm	279mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	429.3mm	429.3mm	429.3mm	429.3mm	429.3mm	429.3mm
Front-Center	602mm	625mm	635mm	637mm	656mm	675mm
Front-Center Horizontal	597.7mm	620.7mm	630.7mm	633.7mm	652.7mm	671.7mm
Wheelbase	1027mm	1050mm	1060mm	1063mm	1082mm	1101mm
Fork Offset/Rake	51mm	51mm	51mm	51mm	51mm	51mm
Fork Length (Axle-To-Crown)	390mm	390mm	390mm	390mm	390mm	390mm
Trail	72.8mm high	72.8mm high	66.2mm high	63mm mid/neutral	59.8mm mid/neutral	59.8mm mid/neutral
Mechanical Trail	68.4mm	68.4mm	62.6mm	59.7mm	56.9mm	56.9mm
Wheel Flop	23.4mm	23.4mm	20.4mm	19mm	17.6mm	17.6mm
Standover Height	714mm	756mm	788mm	813mm	849mm	875mm
Tire to Pedal Spindle	83mm 170 mm cranks	106mm 170 mm cranks	113.5mm 172.5 mm cranks	115.5mm 172.5 mm cranks	132mm 175 mm cranks	151mm 175 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	109mm 170 mm cranks	106.5mm 172.5 mm cranks	106.5mm 172.5 mm cranks	104mm 175 mm cranks	104mm 175 mm cranks

	XS	S	M	L	XL	XXL
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	38mm	38mm	38mm	38mm	38mm	38mm
Tire Width Max	42mm	42mm	42mm	42mm	42mm	42mm
Tire Outer Diameter	698mm	698mm	698mm	698mm	698mm	698mm
Bike Length with Tires	1725mm	1748mm	1758mm	1761mm	1780mm	1799mm
Crank Length	170mm	170mm	172.5mm	172.5mm	175mm	175mm
Handlebar Width	660mm	660mm	660mm	680mm	680mm	680mm
Stem Length	70mm	80mm	90mm	90mm	100mm	100mm

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.specialized.com/us/en/sirrus-x-5-0/p/171174?color=271458-171174&searchText=92420-3001

Geometry