Specialized Sirrus 4.0
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. Sirrus features a super light aluminium alloy and carbon fibre construction, as well as reliable MicroSHIFT 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 Sirrus.
To download the Specialized MY21 Bike Sizing and S-Sizing Guide please CLICK HERE
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FRAMESET
Frame Specialized A1 SL Premium Aluminium, Fitness Geometry, fully manipulated butted tubing, internal cable routing, flat-mount disc, 12x142mm thru-axle, Plug + Play rack/fender mounts
SUSPENSION
Fork Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5
COCKPIT
Seat Post Alloy, 2-bolt, 14mm offset, 27.2mm
Saddle Body Geometry Power Sport, steel rails
Seat Binder Bolt-type, 31.8mm
Handlebars Double-butted alloy, 9-degree backsweep, 31.8mm
Stem Future Stem, Comp
Tape Specialized Body Geometry Contour, lock-on
BRAKES
Rear Brake Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
Front Brake Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
DRIVETRAIN
Chainrings 48/32T
Cassette Sunrace CSRS0, 10-speed, 11-32t
Chain KMC, X10, EPT anti-corrosion coating, 10-speed w/ Missing Link™
Front Derailleur MicroSHIFT FD-R522, Band-clamp
Rear Derailleur MicroSHIFT RD-R55S, short cage
Shift Levers MicroSHIFT, 10-speed
Crankset Praxis Alba M24, solid forged arms, 6061 outer ring, steel inner ring, 110 BCD, 10-speed
Bottom Bracket Praxis M24, BSA
WHEELS & TIRES
Rims 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
Inner Tubes 700x28/38mm, 48mm Presta valve
Rear Hub Alloy, 6-bolt disc, sealed cartridge bearings, high-low flange, 12x142mm thru-axle, 28h
Front Tire RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Rear Tire RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Spokes Stainless, 14g
WHEELS
Front Hub Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h
ACCESSORIES
Pedals Specialized Body Geometry Fitness, platform, plastic
