	44	49	52	54	56	58	61
Stack	501mm	514mm	527mm	544mm	565mm	591mm	612mm
Reach	366mm	375mm	380mm	384mm	395mm	402mm	408mm
Stack to Reach Ratio	1.37:1	1.37:1	1.39:1	1.42:1	1.43:1	1.47:1	1.5:1
Seat Tube Length, Unknown	433mm	445mm	456mm	473mm	494mm	515mm	545mm
Top Tube Length, Effective/Horizontal HT Top	496mm	509mm	531mm	540mm	563mm	577mm	595mm
Top Tube Slope	9.8deg	9.7deg	9.9deg	9.9deg	—	—	—
Head Tube Angle	70.5deg	71.75deg	72.5deg	72.5deg	73.5deg	73.5deg	74deg
Seat Tube Angle	75.5deg	75.5deg	74deg	74deg	—	—	—
Head Tube Length	99mm	109mm	120mm	140mm	157mm	184mm	204mm
Bottom Bracket Drop	74mm	74mm	74mm	72mm	72mm	72mm	72mm
Bottom Bracket Height	267mm	267mm	267mm	269mm	269mm	269mm	269mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	403.3mm	403.3mm	403.3mm	403.6mm	403.6mm	403.6mm	403.6mm
Front-Center	567mm	570mm	572mm	582mm	587mm	602mm	609mm
Front-Center Horizontal	566.7mm	569.7mm	571.7mm	582.4mm	587.4mm	602.4mm	609.4mm
Wheelbase	970mm	973mm	975mm	986mm	991mm	1006mm	1013mm
Fork Offset/Rake	47mm	47mm	47mm	47mm	44mm	44mm	44mm
Fork Length, Unknown	370mm	370mm	370mm	370mm	370mm	370mm	370mm
Trail	70.9mm high	63mm mid/neutral	58.2mm mid/neutral	58.2mm mid/neutral	55.1mm mid/neutral	55.1mm mid/neutral	52mm mid/neutral
Mechanical Trail	66.8mm	59.8mm	55.5mm	55.5mm	52.9mm	52.9mm	50mm
Wheel Flop	22.3mm	18.7mm	16.7mm	16.7mm	15mm	15mm	13.8mm
Standover Height	722mm	734mm	745mm	767mm	785mm	807mm	833mm
Tire to Pedal Spindle	61mm 165 mm cranks	64mm 165 mm cranks	66mm 165 mm cranks	71mm 170 mm cranks	76mm 170 mm cranks	88.5mm 172.5 mm cranks	95.5mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	102mm 165 mm cranks	102mm 165 mm cranks	102mm 165 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks	96.5mm 172.5 mm cranks	96.5mm 172.5 mm cranks

	44	49	52	54	56	58	61
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
Tire Width	30mm	30mm	30mm	30mm	30mm	30mm	30mm
Tire Outer Diameter	682mm	682mm	682mm	682mm	682mm	682mm	682mm
Bike Length with Tires	1652mm	1655mm	1657mm	1668mm	1673mm	1688mm	1695mm
Crank Length	165mm	165mm	165mm	170mm	170mm	172.5mm	172.5mm
Handlebar Width	380mm	380mm	380mm	380mm	400mm	420mm	420mm
Stem Length	75mm	75mm	90mm	100mm	100mm	110mm	110mm

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

Performance Road

Source:www.specialized.com

Suggest Bike Edit

2027 Specialized Bicycles Tarmac S-Works SL9

Geometry

S-Works SL9 Build

Stack and Reach vs. Category Trend