Sirrus 3.0 Step-Through
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You have places to go, people to see, and fitness goals to achieve. We get it—life…
Product Details
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 Aluminum Alloy and carbon fiber 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.
Carbon FACT 9 fork delivers comfort and saves nearly 3 pounds (1.2kg) over Sirrus 2.0 model.
Wide range 2x9 MicroSHIFT components for intuitive and precise shifting.
Lightweight 2 piece crank for years of performance.
Technical Specifications
COCKPIT
Handlebars
Double-butted alloy, 9-degree backsweep, 31.8mm
SeatPost
Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Stem
Specialized, 3D-forged alloy, 4-bolt, 7-degree rise
Tape
Specialized Body Geometry Contour, lock-on
Saddle
Bridge Sport, Steel rails, 155/143mm
Seat Binder
Bolt-type, 31.8mm
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
Shift Levers
microSHIFT, 9-speed
Front Derailleur
microSHIFT R9, 9-speed, 31.8mm clamp
Rear Derailleur
MicroSHIFT RD-R43M, medium cage
Cassette
MicroSHIFT H092, 9-speed, 11-34t
Crankset
Forged aluminum arms, 2-piece, 24mm spindle, 46/30T
Chainrings
46/30T
Bottom Bracket
Shimano 68mm threaded
Chain
KMC X9, 9-speed w/ Missing Link™
WHEELS & TIRES
Rims
700C disc brake, double-wall alloy, 22mm depth, 21mm internal width
Front Hub
Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Rear Hub
Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
Spokes
Stainless, 14g
Front Tire
RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Rear Tire
RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Inner Tubes
700x28/38mm, 48mm Presta valve
ACCESSORIES
Pedals
Specialized Body Geometry Fitness, platform, plastic
FRAMESET
Frame
Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Suspension
Fork
Specialized FACT 9r Carbon, flat-mount disc, quick-release
* Weights based on production painted frames as pictured. Actual weights will vary based on colourway, frame size, and component variation. Specifications are subject to change without notice.
Geometry
| XS | S | M | |
|---|---|---|---|
| Crank Length | 170mm | 170mm | 170mm |
| Stem Length | 70mm | 80mm | 90mm |
| Handlebar Width | 580mm | 600mm | 600mm |
| Seatpost Length | 300mm | 350mm | 350mm |
| Saddle Width | 155mm | 155mm | 143mm |
| Stack | 555mm | 563mm | 593mm |
| Reach | 393mm | 400mm | 408mm |
| Head-Tube Length | 139mm | 147mm | 175mm |
| Head-Tube Angle | 70° | 70° | 71° |
| B-B Height | 272mm | 272mm | 272mm |
| B-B Drop | 70mm | 70mm | 70mm |
| Trail | 70mm | 70mm | 64mm |
| Fork Length (full) | 395mm | 395mm | 395mm |
| Fork Rake/Offset | 51mm | 51mm | 51mm |
| Front-Center | 628mm | 637mm | 646mm |
| Chain-Stay Length | 440mm | 440mm | 440mm |
| Wheelbase | 1058mm | 1068mm | 1077mm |
| Top-Tube Length (horizontal) | 557mm | 567mm | 584mm |
| Bike Stand-Over Height | 620mm | 620mm | 625mm |
| Seat-Tube Length | 395mm | 450mm | 500mm |
| Seat-Tube Angle | 73.5° | 73.5° | 73.5° |
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