CLOSEOUT ITEM!! (May not be available at all locations, while supplies last)
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 the 2021 Specialized Sirrus 4.0 Flat Bar Road Bike is here to help you with all of it. Wherever you're heading, Sirrus will take you there. The Sirrus 4.0 features a super light carbon fiber construction, as well as a reliable Shimano components that are built to withstand years of daily abuse on the world's pavement. Powerful hydraulic disc brakes provide reliable stopping power in any condition, and comfortable, ergonomically designed Body Geometry touchpoints are there to take the sting out of longer rides. So, as you push yourself to reach your goals, you'll feel more connected to your bike and know that you have the perfect partner with the Sirrus 4.0.

Carbon fact 9 frame and fork saves over 1.4 pounds (.6kg) and is a piece of art all unto itself.
Through axle hub connection for positive wheel alignment and no rub Disc brakes.
Wide range 2x9 Shimano Sora Road components for intuitive and precise shifting.

Frame	Specialized FACT 9r carbon, Fitness Geometry, 12x142mm thru-axle, internal cable routing, flat-mount disc, Plug + Play fender mounts
Fork	Specialized FACT 9r carbon, 12x100mm thru-axle, flat-mount disc, Plug + Play fender mounts
Shifters	microSHIFT, 9-speed
Front Derailleur	microSHIFT R9, 9-speed, 31.8mm clamp
Rear Derailleur	Shimano Sora, 9-speed
Brakes	Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm/140mm
Cranks	2-piece, forged arms, 24mm spindle, steel chainrings w/ chainguard 48/32t
Cassette	Shimano Sora, 9-speed, 11-34t
Bottom Bracket	BSA or 24mm spindle
Chain	KMC X9, 9-speed w/ Missing Link
Hubs	Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h / Alloy, 6-bolt disc, sealed cartridge bearings, high-low flange, 12x142mm thru-axle, 28h
Spokes	Alloy, 6-bolt disc, sealed cartridge bearings, high-low flange, 12x142mm thru-axle, 28h
Rims	700C disc, double-wall alloy, 22mm depth, 21mm internal width, 28h
Tires	RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Stem	Specialized, 3D-forged alloy, 4-bolt, 7-degree rise
Handlebars	Double-butted alloy, 9-degree backsweep, 31.8mm
Grips	Specialized Body Geometry, lock-on, integrated bar ends, hidden 4/5mm hex key
Saddle	Specialized Power, hollow steel rails, 155/143mm
Seat Post	Alloy, 12mm offset, 2-bolt clamp, 27.2mm

*Specifications are subject to change without notice