Sirrus 2.0

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 an alloy frame and steel fork 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.

Lightweight A1 Alloy frame with 42c tires clearance, clean internal cable routing and mounting points for a range of accessories give maximum flexibility.
Intuitive and easy to use MicroSHIFT 2x8 wide range shifting.
Powerful hydraulic disc bakes for safety and control.

Technical Specifications

Frameset

Frame

Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts

SWAT

Suspension

Fork

Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release

Cockpit

Handlebars

Double-butted alloy, 9-degree backsweep, 31.8mm

SeatPost

Alloy, 12mm offset, 2-bolt clamp, 27.2mm

Stem

3D-forged alloy, 31.8mm, 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

Promax F1, hydraulic disc, flat-mount, 140mm

Front Brake

Promax F1, hydraulic disc, flat-mount, 160mm

Drivetrain

Rear Derailleur

microSHIFT RD-M26S

Shift Levers

MicroSHIFT, 8-speed w/ indicator

Front Derailleur

MicroSHIFT FD-R252, Band-clamp

Cassette

MicroSHIFT H081, 8-speed, 11-32t

Crankset

Forged aluminum arms, 3-piece, 46/30T

Chainrings

46/30T w/ chainguard

Bottom Bracket

BSA, square-taper, 68mm

Chain

KMC X8 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

Inner Tubes

Schrader valve, 40mm

Rear Tire

RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c

Accessories

Pedals

Specialized Body Geometry Fitness, platform, plastic

* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.

Geometry

	XXS	XS	S	M	L	XL
Crank Length	170mm	170mm	170mm	170mm	175mm	175mm
Handlebar Width	580mm	580mm	600mm	600mm	620mm	620mm
Stem Length	70mm	70mm	80mm	90mm	100mm	110mm
Saddle Width	155mm	155mm	155mm	143mm	143mm	143mm
Seatpost Length	300mm	300mm	350mm	350mm	400mm	400mm
Stack	536mm	555mm	562mm	593mm	608mm	632mm
Reach	373mm	388mm	393mm	398mm	402mm	414mm
Head-Tube Length	121mm	139mm	147mm	175mm	191mm	217mm
Head-Tube Angle	69.5°	70°	70°	71°	71°	71°
B-B Height	278mm	278mm	278mm	278mm	278mm	278mm
B-B Drop	70mm	70mm	70mm	70mm	70mm	70mm
Trail	75mm	72mm	72mm	65mm	65mm	65mm
Fork Length (full)	395mm	395mm	395mm	395mm	395mm	395mm
Fork Rake/Offset	51mm	51mm	51mm	51mm	51mm	51mm
Front-Center	605mm	622mm	630mm	635mm	645mm	665mm
Chain-Stay Length	440mm	440mm	440mm	440mm	440mm	440mm
Wheelbase	1053mm	1061mm	1066mm	1075mm	1096mm	1036mm
Top-Tube Length (horizontal)	531mm	552mm	559mm	573mm	582mm	601mm
Bike Stand-Over Height	692mm	715mm	745mm	775mm	805mm	827mm
Seat-Tube Length	360mm	395mm	440mm	470mm	510mm	530mm
Seat-Tube Angle	73.5°	73.5°	73.5°	73.5°	73.5°	73.5°

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Specialized Sirrus 2.0