Sirrus

The Sirrus is designed to be the perfect partner for those seeking out fitness and fun. Its components are chosen for their reliability, including easy-to-maintain rim brakes and a tried-and-tested Shimano groupset, while the A1 alloy frame is light, smooth, and a blast to move around town on.

The Sirrus is designed to be the perfect partner for those seeking out fitness and fun. Its components are chosen for their reliability, including easy-to-maintain rim brakes and a tried-and-tested Shimano groupset, while the A1 alloy frame is light, smooth, and a blast to move around town on.

Select

Part No:
    • FRAME

      Specialized A1 Premium Aluminum, Fitness Geometry, fully-manipulated butted tubing, integrated lower bearing, fender/rack mounts

    • FORK

      Steel, straight blades, fender/rack mounts

    • HEADSET

      FSA, Campy style, integrated cartridge bearings, external sealed upper bearings, 15mm cone spacer

    • STEM

      Forged alloy, 4-bolt, 20-degree rise

    • HANDLEBARS

      Specialized, flat bar, alloy, 10-degree backsweep, 25.4mm

    • TAPE

      Specialized Body Geometry Targa, lock-on, closed end

    • FRONT BRAKE

      V-brake, linear pull, 60mm pads

    • REAR BRAKE

      V-brake, linear pull, 60mm pads

    • BRAKE LEVERS

      Shimano, V-brake

    • FRONT DERAILLEUR

      Shimano FD-M191, top swing, dual pull

    • REAR DERAILLEUR

      Shimano Altus, 8-speed

    • SHIFT LEVERS

      Shimano Altus EZ Fire Plus, 8-speed

    • CASSETTE

      Shimano, 8-speed, 11-32t

    • CHAIN

      KMC X8, 8-speed, w/ reusable MissingLink

    • CRANKSET

      Shimano FC-M131, 48/38/28T, w/ chainguard

    • BOTTOM BRACKET

      Square taper, cartridge bearings

    • PEDALS

      Nylon, loose ball bearings, w/ reflectors

    • RIMS

      Alloy, double-wall

    • FRONT HUB

      Double-sealed, QR, 32h

    • REAR HUB

      Double-sealed, QR, 32h

    • SPOKES

      Stainless, 14g

    • FRONT TIRE

      Specialized Nimbus Reflect, 26TPI, Flak Jacket protection, 700x32mm

    • REAR TIRE

      Specialized Nimbus Reflect, 26TPI, Flak Jacket protection, 700x32mm

    • SADDLE

      Body Geometry Targa Sport, steel rails, SWAT compatible mounts, 155mm

    • SEATPOST

      Alloy, 2-bolt, micro-adjust, 12.5mm offset, 27.2mm

    • SEAT BINDER

      Alloy, 31.8mm

Fitness is not a fad, and the Sirrus proves you're taking your fitness journey seriously. The Sirrus combines our premium aluminum frame with a durable component package and easy-to-maintain rim brakes to deliver a comfortable and fast ride. As you push yourself to reach your goals, the Sirrus will be a powerful ally to have on your health and wellbeing team.
  • The reliable and sturdy, A1 Premium Aluminum frame features rack and fender mounts, allowing you to carry gear or to fend off road spray in inclement weather.
  • Wide and stable-handling 700x32mm Specialized Nimbus tires have a fast and smooth tread, and feature Flak Jacket puncture protection.
  • The frame is engineered and designed with Fitness Geometry, helping you ride more efficiently in a position that will see you riding comfortably, mile-after-mile, while the Body Geometry Targa Sport saddle is designed for fitness riders and assures blood flow to sensitive arteries.
  • Reflective graphics are strategically located on the bike in order to increase your visibility to other riders and motorists in low-light conditions.

Geometry

  XS S M L XL
Stack 563mm 584mm 600mm 626mm 659mm
Reach 388mm 394mm 402mm 409mm 418mm
Head-Tube Length 130mm 150mm 165mm 190mm 225mm
Head-Tube Angle 70.5° 71° 71.5° 72° 72°
B-B Height 281mm 281mm 281mm 281mm 281mm
B-B Drop 70mm 70mm 70mm 70mm 70mm
Trail 70mm 67mm 64mm 60mm 60mm
Fork Length (full) 410mm 410mm 410mm 410mm 410mm
Fork Rake/Offset 51mm 51mm 51mm 51mm 51mm
Front-Center 621mm 629mm 637mm 647mm 667mm
Chain-Stay Length 445mm 445mm 445mm 445mm 445mm
Wheelbase 1056mm 1065mm 1073mm 1082mm 1103mm
Top-Tube Length (horizontal) 555mm 570mm 580mm 600mm 620mm
Bike Stand-Over Height 716mm 750mm 786mm 821mm 859mm
Seat-Tube Length 395mm 440mm 485mm 530mm 570mm
Seat-Tube Angle 73.5° 73.3° 73.5° 73° 73°
Handlebar Width 580mm 580mm 600mm 600mm 620mm
Stem Length 80mm 90mm 100mm 100mm 110mm
Crank Length 170mm 170mm 172.5mm 172.5mm 175mm
Seatpost Length 300mm 300mm 350mm 350mm 350mm

  • Stack 563mm
    Reach 388mm
    Head-Tube Length 130mm
    Head-Tube Angle 70.5°
    B-B Height 281mm
    B-B Drop 70mm
    Trail 70mm
    Fork Length (full) 410mm
    Fork Rake/Offset 51mm
    Front-Center 621mm
    Chain-Stay Length 445mm
    Wheelbase 1056mm
    Top-Tube Length (horizontal) 555mm
    Bike Stand-Over Height 716mm
    Seat-Tube Length 395mm
    Seat-Tube Angle 73.5°
    Handlebar Width 580mm
    Stem Length 80mm
    Crank Length 170mm
    Seatpost Length 300mm
    View XS Geometry
  • Stack 584mm
    Reach 394mm
    Head-Tube Length 150mm
    Head-Tube Angle 71°
    B-B Height 281mm
    B-B Drop 70mm
    Trail 67mm
    Fork Length (full) 410mm
    Fork Rake/Offset 51mm
    Front-Center 629mm
    Chain-Stay Length 445mm
    Wheelbase 1065mm
    Top-Tube Length (horizontal) 570mm
    Bike Stand-Over Height 750mm
    Seat-Tube Length 440mm
    Seat-Tube Angle 73.3°
    Handlebar Width 580mm
    Stem Length 90mm
    Crank Length 170mm
    Seatpost Length 300mm
    View S Geometry
  • Stack 600mm
    Reach 402mm
    Head-Tube Length 165mm
    Head-Tube Angle 71.5°
    B-B Height 281mm
    B-B Drop 70mm
    Trail 64mm
    Fork Length (full) 410mm
    Fork Rake/Offset 51mm
    Front-Center 637mm
    Chain-Stay Length 445mm
    Wheelbase 1073mm
    Top-Tube Length (horizontal) 580mm
    Bike Stand-Over Height 786mm
    Seat-Tube Length 485mm
    Seat-Tube Angle 73.5°
    Handlebar Width 600mm
    Stem Length 100mm
    Crank Length 172.5mm
    Seatpost Length 350mm
    View M Geometry
  • Stack 626mm
    Reach 409mm
    Head-Tube Length 190mm
    Head-Tube Angle 72°
    B-B Height 281mm
    B-B Drop 70mm
    Trail 60mm
    Fork Length (full) 410mm
    Fork Rake/Offset 51mm
    Front-Center 647mm
    Chain-Stay Length 445mm
    Wheelbase 1082mm
    Top-Tube Length (horizontal) 600mm
    Bike Stand-Over Height 821mm
    Seat-Tube Length 530mm
    Seat-Tube Angle 73°
    Handlebar Width 600mm
    Stem Length 100mm
    Crank Length 172.5mm
    Seatpost Length 350mm
    View L Geometry
  • Stack 659mm
    Reach 418mm
    Head-Tube Length 225mm
    Head-Tube Angle 72°
    B-B Height 281mm
    B-B Drop 70mm
    Trail 60mm
    Fork Length (full) 410mm
    Fork Rake/Offset 51mm
    Front-Center 667mm
    Chain-Stay Length 445mm
    Wheelbase 1103mm
    Top-Tube Length (horizontal) 620mm
    Bike Stand-Over Height 859mm
    Seat-Tube Length 570mm
    Seat-Tube Angle 73°
    Handlebar Width 620mm
    Stem Length 110mm
    Crank Length 175mm
    Seatpost Length 350mm
    View XL Geometry