2011 Specialized Sirrus

Bike photo
  • Serial: WSBC604138053F
  • Manufacturer: Specialized
  • Model: Sirrus
  • Year: 2011
  • Primary colors: Black
  • Frame size: XL
  • Wheel diameter: 700 C
  • Frame Material: Carbon or composite

Distinguishing features

Specialized A1 Premium aluminum, fully manipulated tubing, smooth weld compact design, internal cable routing , integrated headset,fender and rack eyelets

Frame and fork

  • Fork Straight blade steel fork w/ rack eyelets
  • Headset 1-1/8" sealed Cr-Mo bearings integrated w/ headset, 20mm alloy cone spacer with 20mm of spacers

Additional parts

  • Stem Alloy, CP bolt, 25.4mm
  • Handlebar Alloy, small rise, 25.4mm
  • Grips/Tape Body Geometry Comfort Grips
  • Saddle Body Geometry Riva Road, 155mm width
  • Seatpost Alloy, two-bolt clamp, 30.9mm
  • Seatpost Clamp Alloy, 31.8mm
  • Other Chain stay protector, chain catcher, derailleur hanger, clear coat, owners manual

Drivetrain and brakes

  • Front Brake Die cast aluminum, 108mm linear pull
  • Rear Brake Die cast aluminum, 108mm linear pull
  • Front Shift And Brake Lever Shimano EF-51 integrated w/ shifter
  • Rear Shift And Brake Lever Shimano EF-51 integrated w/ shifter
  • Front Derailleur Shimano, dual pull, top swing
  • Rear Derailleur Shimano Altus
  • Front Shifter Shimano EF-51, EZ Fire
  • Rear Shifter Shimano EF-51, EZ Fire
  • Cog/Cassette/Freewheel SRAM, 7-speed, 12-32t
  • Chain KMC Z-7, 12" x 3/32"
  • Crankset Shimano FCM131
  • Chainrings 48 x 38 x 28T w/ chainguard
  • Bottom Bracket Sealed cartridge, square taper, 68mm
  • Pedals Nylon flat pedal w/ reflectors

Wheels

  • Front Rim Alex AS-14, double wall
  • Rear Rim Alex AS-14, double wall
  • Front Hub Forged alloy, sealed, QR, 32h
  • Rear Hub Forged alloy, double-sealed, cassette, QR, 32h
  • Spokes Stainless 14g
  • Front Tire Specialized All Condition Sport, 700x32c, wire bead, 60TPI, w/ Flak Jacket protection
  • Rear Tire Specialized All Condition Sport, 700x32c, wire bead, 60TPI, w/ Flak Jacket protection
  • Front Tube Standard presta valve
  • Rear Tube Standard presta valve