Compare: 2026 Quick Pro UR:ONE Base S (470) vs 2027 Specialized Bicycles Tarmac SL9 S-Works 54

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	529mm	544mm +15mm
Reach	381mm	384mm +3mm
Stack to Reach Ratio	1.39:1	1.42:1
Seat Tube Length, C-TTT	—	473mm
Top Tube Length, Effective/Horizontal Center	531mm	540mm +9mm
Top Tube Slope	—	7.7deg
Head Tube Angle	72.5deg	72.5deg +0deg
Seat Tube Angle	74.2deg	74deg -0.2deg
Head Tube Length	121mm	139.7mm +18.7mm
Bottom Bracket Drop	74mm	72mm -2mm
Bottom Bracket Height	265mm	271mm +6mm
Chainstay Length	408mm	410mm +2mm
Chainstay Length Horizontal	401.2mm	403.6mm +2.4mm
Front-Center	578.5mm	587mm +8.5mm
Front-Center Horizontal	573.8mm	582.4mm +8.6mm
Wheelbase	975mm	986mm +11mm
Fork Offset/Rake	47mm	47mm +0mm
Fork Length (Axle-To-Crown)	—	369mm
Fork Length, Unknown	370mm	—
Trail	57.6mm mid/neutral	58.9mm +1.3mm mid/neutral
Mechanical Trail	54.9mm	56.1mm +1.2mm
Wheel Flop	16.5mm	16.9mm +0.4mm
Standover Height	745mm	767mm +22mm
Tire to Pedal Spindle	69.5mm 170 mm cranks	71.5mm +2mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	95mm 170 mm cranks	98.5mm +3.5mm 172.5 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	1653mm	1672mm +19mm
Crank Length	—	172.5mm
Handlebar Width	—	420mm
Stem Length	—	100mm
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