SPECIALIZED SIRRUS 4.0 BIKE
You have places to go, people to see and fitness goals to achieve. We understand: life moves fast, so it’s a good thing we created the Sirrus to help you with all of this. Wherever you’re headed, the Sirrus will take you there. The Sirrus features an ultra-lightweight aluminum alloy and carbon fiber frame, as well as reliable MicroSHIFT components, built to withstand years of daily abuse on the roads all over the world. Powerful hydraulic disc brakes ensure reliable stopping power in any condition, while the comfortable ergonomic Body Geometry contact points are there to eliminate the pain of longer rides. So, as you push yourself to reach your goals, you’ll feel more connected to your bike and know you have the perfetto partner with the Sirrus.
SPECIALIZED SIRRUS 4.0 BIKE FEATURES
- The FACT 9 carbon fork offers comfort and saves almost 3 pounds (1.2 kg) compared to the Sirrus 2.0 model.
- Thru-axle hub connection for positive wheel alignment and rub-free disc brakes.
- MicroShift 2x10 wide-range components for intuitive and precise shifting.
SPECIALIZED SIRRUS 4.0 BIKE TECHNICAL SPECIFICATIONS
FRAME
Frame
Specialized A1 SL Premium Aluminum, 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, 12x100 mm thru-axle, low-rider mounts, Plug + Play fender mounts, Future Shock 1.5
COCKPIT
Seatpost
Alloy, 2-bolt, 14 mm offset, 27.2 mm
Saddle
Body Geometry Power Sport, steel rails
Seat Collar
Bolt-type, 31.8 mm
Handlebar
Double-bend alloy, 9-degree backsweep, 31.8 mm
Stem
Future stem, Comp
Handlebar tape
Specialized Body Geometry Contour, lock-on
BRAKES
Rear brake
Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140 mm
Front brake
Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160 mm
DRIVETRAIN
Chainrings
48/32T
Cassette
Sunrace CSRS0, 10-speed, 11-28t.
Chain: KMC, X10, EPT anti-corrosion coating, 10-speed with 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, cold-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, 12x142 mm 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 steel, 14g
WHEELS
Front hub
Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h
ACCESSORI
Pedals
Specialized Body Geometry Fitness, platform, plastic
SPECIALIZED SIRRUS 4.0 BIKE
You have places to go, people to see and fitness goals to achieve. We understand: life moves fast, so it’s a good thing we created the Sirrus to help you with all of this. Wherever you’re headed, the Sirrus will take you there. The Sirrus features an ultra-lightweight aluminum alloy and carbon fiber frame, as well as reliable MicroSHIFT components, built to withstand years of daily abuse on the roads all over the world. Powerful hydraulic disc brakes ensure reliable stopping power in any condition, while the comfortable ergonomic Body Geometry contact points are there to eliminate the pain of longer rides. So, as you push yourself to reach your goals, you’ll feel more connected to your bike and know you have the perfetto partner with the Sirrus.
SPECIALIZED SIRRUS 4.0 BIKE FEATURES
- The FACT 9 carbon fork offers comfort and saves almost 3 pounds (1.2 kg) compared to the Sirrus 2.0 model.
- Thru-axle hub connection for positive wheel alignment and rub-free disc brakes.
- MicroShift 2x10 wide-range components for intuitive and precise shifting.
SPECIALIZED SIRRUS 4.0 BIKE TECHNICAL SPECIFICATIONS
FRAME
Frame
Specialized A1 SL Premium Aluminum, 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, 12x100 mm thru-axle, low-rider mounts, Plug + Play fender mounts, Future Shock 1.5
COCKPIT
Seatpost
Alloy, 2-bolt, 14 mm offset, 27.2 mm
Saddle
Body Geometry Power Sport, steel rails
Seat Collar
Bolt-type, 31.8 mm
Handlebar
Double-bend alloy, 9-degree backsweep, 31.8 mm
Stem
Future stem, Comp
Handlebar tape
Specialized Body Geometry Contour, lock-on
BRAKES
Rear brake
Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140 mm
Front brake
Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160 mm
DRIVETRAIN
Chainrings
48/32T
Cassette
Sunrace CSRS0, 10-speed, 11-28t.
Chain: KMC, X10, EPT anti-corrosion coating, 10-speed with 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, cold-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, 12x142 mm 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 steel, 14g
WHEELS
Front hub
Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h
ACCESSORI
Pedals
Specialized Body Geometry Fitness, platform, plastic
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