Compare: 2026 Quick Pro UR:ONE Base L (518) vs 2027 Specialized Bicycles Tarmac SL9 S-Works 58

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Quick Pro UR:ONE

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Specialized Bicycles Tarmac SL9

Stack	578mm	591mm +13mm
Reach	399mm	402mm +3mm
Stack to Reach Ratio	1.45:1	1.47:1
Seat Tube Length, C-TTT	—	515mm
Top Tube Length, Effective/Horizontal Center	570mm	577mm +7mm
Top Tube Slope	—	8deg
Head Tube Angle	73.5deg	73.5deg +0deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	170mm	184.3mm +14.3mm
Bottom Bracket Drop	72mm	72mm +0mm
Bottom Bracket Height	267mm	271mm +4mm
Chainstay Length	408mm	410mm +2mm
Chainstay Length Horizontal	401.6mm	403.6mm +2mm
Front-Center	598.8mm	606mm +7.2mm
Front-Center Horizontal	594.4mm	601.4mm +7mm
Wheelbase	996mm	1005mm +9mm
Fork Offset/Rake	44mm	44mm +0mm
Fork Length (Axle-To-Crown)	—	369mm
Fork Length, Unknown	370mm	—
Trail	54.5mm mid/neutral	55.7mm +1.2mm mid/neutral
Mechanical Trail	52.3mm	53.4mm +1.1mm
Wheel Flop	14.9mm	15.2mm +0.3mm
Standover Height	794mm	807mm +13mm
Tire to Pedal Spindle	89.8mm 170 mm cranks	88mm -1.8mm 175 mm cranks
Pedal Spindle to Ground Clearance	97mm 170 mm cranks	96mm -1mm 175 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	32mm +4mm
Tire Outer Diameter	678mm	686mm +8mm
Bike Length with Tires	1674mm	1691mm +17mm
Crank Length	—	175mm
Handlebar Width	—	440mm
Stem Length	—	110mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc