Overview
You have places to go, people to see, and fitness goals to achieve. We get it—life moves pretty fast, so it’s a good thing we made Sirrus to help you with all of it. Wherever you’re heading, Sirrus will take you there.
Tech Specs:
Frame: Specialized FACT 9r carbon, Fitness Geometry, 12x142mm thru-axle, internal cable routing, flat-mount disc, Plug + Play fender mounts
Fork: Carbon Monocoque, 12x100mm thru-axle, flat-mount disc, Future Shock 1.5
Bottom Bracket: Praxis 68mm BSA
Stem: Future Stem, Comp
Handlebar: Double-butted alloy, 9-degree backsweep, 31.8mm
Saddle: Body Geometry Power Comp, Cromoly rails
Seatpost: S-Works FACT Carbon 27.2mm, 20mm offset
Pedals: Platform, alloy
Groupset:
Rear Derailleur: Shimano 105 R7000 GS, medium cage, 11-speed
Front Derailleur: Shimano 105 R7000, braze-on
Crank: Praxis Alba M30 X, 48/32T
Shifters: MicroSHIFT, 11-Speed
Cassette: Shimano 105, 11-speed, 11-32t
Chain: KMC X11, 11-speed w/ Missing Link™
Brakes: Shimano MT201, hydraulic disc, resin pads, flat-mount, 160mm
Wheelset:
Rims: DT Swiss R470, 23mm depth, 20mm internal width, disc brake, 24h
Spokes: Stainless, 14g
Front Hub: Specialized front hub disc, sealed cartridge bearings, 12x100mm thru-axle, 24h
Rear Hub: Specialized, sealed cartridge bearings, 12x142mm thru-axle, 24h
Tires: Front: Roubaix Pro 2BR, 700×30/32, Rear: Roubaix Pro 2BR, 700×30/32












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