	50	52	54	54	56	58	60	62
Stack	563mm	567mm	577mm	577mm	582mm	595mm	605mm	609mm
Reach	380mm	387mm	393mm	393mm	400mm	406mm	412mm	420mm
Stack to Reach Ratio	1.48:1	1.47:1	1.47:1	1.47:1	1.46:1	1.47:1	1.47:1	1.45:1
Seat Tube Length, C-T	490mm	510mm	—	530mm	550mm	570mm	590mm	610mm
Seat Tube Length, C-TTT	459mm	476mm	497mm	497mm	517mm	536mm	557mm	576mm
Seat Tube Length, Effective Center	580mm	586mm	599mm	599mm	607mm	621mm	632mm	637mm
Top Tube Length, Effective/Horizontal Center	525mm	539mm	553mm	553mm	568mm	582mm	597mm	606mm
Top Tube Length, Actual C-C	512mm	526mm	—	540mm	556mm	570mm	586mm	598mm
Top Tube Slope	115deg	103deg	8.4deg	94deg	83deg	76deg	68deg	54deg
Head Tube Angle	70deg	70deg	70deg	70deg	70.5deg	71deg	71deg	71deg
Seat Tube Angle	75.5deg	75deg	74.5deg	74.5deg	74deg	73.5deg	73deg	73deg
Head Tube Length	135mm	140mm	150mm	150mm	155mm	165mm	175mm	180mm
Bottom Bracket Drop	65mm	65mm	65mm	65mm	65mm	65mm	65mm	65mm
Bottom Bracket Height	284mm	284mm	286mm	284mm	284mm	284mm	284mm	284mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	425.1mm	425.1mm	425.1mm	425.1mm	425.1mm	425.1mm	425.1mm	425.1mm
Front-Center	612mm	621mm	631mm	631mm	635mm	639mm	649mm	658mm
Front-Center Horizontal	608.9mm	616.9mm	626.9mm	626.9mm	631.9mm	635.9mm	645.9mm	654.9mm
Wheelbase	1034mm	1042mm	1052mm	1052mm	1057mm	1061mm	1071mm	1080mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm	45mm	45mm
Fork Length (On-Axis)	410mm	410mm	—	410mm	410mm	410mm	410mm	410mm
Fork Length, Unknown	—	—	410mm	—	—	—	—	—
Trail	79.1mm high	79.1mm high	79.9mm high	79.1mm high	75.9mm high	72.6mm high	72.6mm high	72.6mm high
Mechanical Trail	74.4mm	74.4mm	75.1mm	74.4mm	71.5mm	68.6mm	68.6mm	68.6mm
Wheel Flop	25.4mm	25.4mm	25.7mm	25.4mm	23.9mm	22.3mm	22.3mm	22.3mm
Standover Height	768mm	783mm	799mm	799mm	813mm	829mm	843mm	857mm
Tire to Pedal Spindle	93mm 170 mm cranks	102mm 170 mm cranks	107.5mm 172.5 mm cranks	109.5mm 172.5 mm cranks	113.5mm 172.5 mm cranks	115mm 175 mm cranks	125mm 175 mm cranks	134mm 175 mm cranks
Pedal Spindle to Ground Clearance	114mm 170 mm cranks	114mm 170 mm cranks	113.5mm 172.5 mm cranks	111.5mm 172.5 mm cranks	111.5mm 172.5 mm cranks	109mm 175 mm cranks	109mm 175 mm cranks	109mm 175 mm cranks

	50	52	54	54	56	58	60	62
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	38mm	38mm	40mm	38mm	38mm	38mm	38mm	38mm
Tire Width Max	—	—	40mm	—	—	—	—	—
Tire Outer Diameter	698mm	698mm	702mm	698mm	698mm	698mm	698mm	698mm
Bike Length with Tires	1732mm	1740mm	1754mm	1750mm	1755mm	1759mm	1769mm	1778mm
Crank Length	170mm	170mm	172.5mm	172.5mm	172.5mm	175mm	175mm	175mm
Handlebar Width	420mm	420mm	420mm	420mm	440mm	440mm	440mm	440mm
Stem Length	70mm	80mm	100mm	90mm	90mm	100mm	100mm	110mm
Stem Angle	6deg	6deg	6deg	6deg	6deg	6deg	6deg	6deg

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:https://www.stevensbikes.de/2023/en/fr/gravel/alloy/supreme-pro/, https://www.stevensbikes.de/2023/de/de/gravel/alloy/supreme-pro/

Suggest Bike Edit

2023 Stevens Bikes Supreme Pro Base

Geometry

Base Build

Stack and Reach vs. Category Trend