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SIRRUS 4.0 - 2021
Sirrus features a super light carbon fiber construction, as well as 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 Sirrus.
- 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, 2x142mm thru-axle, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
FORK – Carbon monocoque, 12x100mm thru-axle, flat-mount disc, Future Shock compatible steerer
FRONT WHEEL – Alloy 6-bolt disc hub w/ 700C double wall, 28h rim
REAR WHEEL – Alloy 6-bolt disc hub w/ 700C double wall, 28h rim
FRONT TIRE – RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
REAR TIRE – RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
CRANKSET – 2-piece, forged arms, 24mm spindle, steel chainrings w/ chainguard
CHAINRING – 48/32T
FRONT DERAILLEUR – microSHIFT R9, 31.8m, 2-speed
REAR DERAILLEUR – Shimano Sora, 9-speed
SHIFT LEVER – microSHIFT, 2X9-speed
CASSETTE – Shimano Sora, 11-34T, 9-speed
FRONT BRAKE – Tektro HD-R280, hydraulic disc, 160mm
REAR BRAKE – Tektro HD-R280, hydraulic disc, 140mm
HANDLEBAR – Double butted alloy, 9-degree backsweep, 31.8mm
STEM – Specialized, 3D-forged alloy, 4-bolt, 7-degree rise
SEATPOST – Alloy, 12mm offset, 27.2mm
SADDLE – Specialized Power, hollow steel rails, 155/143mm
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