Compare: 2025 Colnago Y1RS Base S vs 2024 Speeder Cycling SC-R55D Base 480

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Colnago Y1RS

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Speeder Cycling SC-R55D

Stack	520mm	526mm +6mm
Reach	377mm	382mm +5mm
Stack to Reach Ratio	1.38:1	1.38:1
Seat Tube Length, C-T	—	480mm
Top Tube Length, Effective/Horizontal Unknown	—	528mm
Top Tube Slope	—	7.1deg
Head Tube Angle	71.9deg	72deg +0.1deg
Seat Tube Angle	74.5deg	74.5deg +0deg
Head Tube Length	108.5mm	120mm +11.5mm
Bottom Bracket Drop	74mm	72mm -2mm
Bottom Bracket Height	265mm	267mm +2mm
Chainstay Length	408mm	408mm +0mm
Chainstay Length Horizontal	401.2mm	401.6mm +0.4mm
Front-Center	579.5mm	582mm +2.5mm
Front-Center Horizontal	574.8mm	578.4mm +3.6mm
Wheelbase	976mm	980mm +4mm
Fork Offset/Rake	49.5mm	46mm -3.5mm
Fork Length (Axle-To-Crown)	—	370mm
Fork Length, Unknown	376.5mm	—
Trail	58.7mm mid/neutral	61.8mm +3.1mm mid/neutral
Mechanical Trail	55.8mm	58.8mm +3mm
Wheel Flop	17.3mm	18.2mm +0.9mm
Tire to Pedal Spindle	70.5mm 170 mm cranks	73mm +2.5mm 170 mm cranks
Pedal Spindle to Ground Clearance	95mm 170 mm cranks	97mm +2mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm +0mm
Tire Outer Diameter	678mm	678mm +0mm
Bike Length with Tires	1654mm	1658mm +4mm
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

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.colnago.com/de-de/premium-bikes/y1rs-road-bike	https://www.speedercycling.com/Carbon-Integrated-Road-Disc-Frameset-SC-R55D-_p429.html
Brand	Colnago	Speeder Cycling
Bike	2025 Y1RS Base	2024 SC-R55D Base
Size	S	480
Category	Performance Road	Performance Road