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 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.
- Lightweight A1 Alloy frame with clean internal cable routing delivers a bike that is 1.1lb (.5kg) lighter than previous version.
- Reflective graphics on frame and tires for maximum visibility.
- Upright position with Body Geometry touchpoints for comfort and control.
TECHNICAL SPECIFICAIONS
Frameset
- Frame: Specialized A1 Premium Aluminum, Fitness Geometry, Butted tubing, Internal Cable Routing, V-Brake, Quick-Release, Plug + Play rack/fender mounts
- Seat Binder: Bolt-type, 31.8mm
Suspension
- Fork: Hi-Ten steel, V-Brake, Plug + Play fender mounts, low rider rack mounts, quick-release
Brakes
- Rear Brake: V-brake, linear pull
- Front Brake: V-brake, linear pull
Drivetrain
- Rear Derailleur: Shimano Altus, 7-/8-speed
- Crankset: Shimano Tourney, 3-piece, 46/30T
- Bottom Bracket: BSA, square-taper, 68mm
- Cassette: Shimano HG200, 7-speed, 12-32t
- Chainrings: 46/30T w/ chainguard
- Shift Levers: Shimano EF500, 7-speed
- Front Derailleur: Shimano Tourney FD-TY710
- Chain: KMC X8 w/ Missing Link™
Wheels & tires
- Rims: 700C rim brake, double-wall alloy, 22mm depth, 21mm internal width, rim brake
- Rear Hub: Alloy, loose ball bearings, quick-release, 7-speed freehub, 32h
- Front Tire: RoadSport, Wire bead, Blackbelt/Endurant Casing, 700x32c
- Rear Tire: RoadSport, Wire bead, Blackbelt/Endurant Casing, 700x32c
- Spokes: Stainless, 14g
- Inner Tubes: Schrader valve, 40mm
- Front Hub: Alloy, loose ball bearing, quick-release, 32h
Cockpit
- Tape: Specialized Body Geometry XCT, lock-on
- Handlebars: Double-butted alloy, 5-degree backsweep, 25.4mm
- Stem: Specialized Flowset, integrated, 3D-forged alloy, 4-bolt, 12-degree rise, 31.8mm clamp
- SeatPost: Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Saddle: Bridge Sport, Steel rails, 155/143mm
Accessories
- Pedals: Specialized Body Geometry Fitness, platform, plastic
