2005 Specialized Sirrus Pro Disc

Bike photo
  • Serial: P5LF25055
  • Manufacturer: Specialized
  • Model: Sirrus Pro Disc
  • Year: 2005
  • Primary colors: Silver, gray or bare metal
  • Frame size: S
  • Wheel diameter: 700 C
  • Frame Material: Aluminum

Distinguishing features

Specialized compact design, A1 Premium Aluminum, fully double-butted and heat-treated, super high modulus 1K weave advanced composite seat stays with Zertz inserts, with disc mounts, fender and rack braze-ons

Additional parts

  • Toe Clips ()
  • Seatpost Specialized Pave, 27.2mm diameter ()
  • Seatpost Specialized Pavé, advanced composite, 27.2x350mm
  • Saddle Body Geometry Avatar, microfiber with hollow Cr-Mo rails
  • Grips/Tape Body Geometry, triple density gel
  • Handlebar Specialized, oversized carbon, 580mm width, 3 ply weave
  • Stem Specialized Pro, 3D forged alloy, 31.8mm bar clamp, 4-position adjustable, 4-bolt

Wheels

  • Rear Tube Specialized presta valve
  • Front Tube Specialized presta valve
  • Rear Tire Specialized All Condition, 700 x 28c, aramid bead, Armadillo
  • Front Tire Specialized All Condition, 700 x 28c, aramid bead, Armadillo
  • Spokes Specialized 2.0mm (14g), black stainless, black alloy nipples, L282/R282mm front, L292/R290mm rear
  • Rear Hub Specialized Forged Alloy, 32 hole, disc brake compatible, double sealed freehub, QR, black
  • Front Hub Specialized Forged Alloy, 28hole, disc brake compatible, double sealed bearings, QR, black
  • Rear Rim Alex AT-400, 700c, alloy single wall, eyelets, machined sidewalls, black
  • Front Rim Alex AT-400, 700c, alloy single wall, eyelets, machined sidewalls, black

Drivetrain and brakes

  • Pedals Shimano 520R, SPD
  • Bottom Bracket FSA Gossamer, alloy exterior bearings (integrated)
  • Chainrings 50Ax34A
  • Crankset FSA Gossamer compact, 2-piece, five arm, black polished arms
  • Chain Shimano HG-73
  • Cog/Cassette/Freewheel SRAM PG-950, 9-speed, 12x26t
  • Rear Shifter Shimano R-440-9, Rapidfire
  • Front Shifter Shimano R-440-9, Rapidfire
  • Rear Derailleur Shimano Ultegra
  • Front Derailleur Shimano Deore, 31.8 clamp, bottom pull
  • Rear Brake Lever Avid Juicy 5
  • Rear Brake Avid Juicy 5 hydraulic disc brake
  • Front Brake Lever Shimano
  • Front Brake Shimano hydraulic disc brake

Frame and fork

  • Headset Intellaset, 1 1/8� integrated alloy threadless, alloy cap, alloy cons spacers
  • Fork Specialized Carbon Zertz, bonded super high modulus 1K weave, monocoque carbon legs and crown, 7075 alloy threadless steerer, disc brake mounts