Sirrus
FRAME
Specialized A1 Premium Aluminum, fully-manipulated butted tubing, integrated lower bearing, fender/rack eyelets
FORK
Specialized steel
HEADSET
1-1/8"" FSA integrated cartridge lower, external sealed upper bearings
SEAT BINDER
Alloy, 31.8mm
RIMS
Alloy double-wall, CNC sidewalls, 32h
FRONT HUB
Double-sealed, ground race, dual-lock nuts w/ 17mm contact side, 5mm QR
REAR HUB
Double-sealed, loose ball, dual-lock nuts
FRONT TIRE
Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c
REAR TIRE
Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c
INNER TUBES
Standard Schrader valve
SHIFT LEVERS
Shimano EF-51, EZ Fire
FRONT DERAILLEUR
Shimano FD-M191
REAR DERAILLEUR
Shimano Altus, 8-speed
CASSETTE
Shimano, 8-speed, 11-32
CRANKSET
Shimano Altus, 8-speed triple, w/ chainguard
CHAINRINGS
48/38/28, w/ chainguard
BOTTOM BRACKET
Cartridge bearings, square spindle
CHAIN
KMC X8
HANDLEBARS
Specialized flat bar, alloy, 6-degree backsweep, 25.4mm
STEM
Alloy, 4-bolt, 20-degree rise, 25.4mm clamp
TAPE
Specialized Body Geometry Targa, dual compound
SADDLE
Body Geometry Targa Sport, steel rails, 155mm
SEATPOST
Alloy, 2-bolt, 12.5mm offset, 27.2mm
FRONT BRAKE
Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull
REAR BRAKE
Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull
BRAKE LEVERS
Alloy V-brake, two-finger, linear pull
PEDALS
Nylon flat
* Weights based on production painted frames as pictured. Actual weights will vary based on colourway, frame size, and component variation. Specifications are subject to change without notice.
XS | SM | MD | LG | XL | |
---|---|---|---|---|---|
Seat-Tube Angle | 73.5° | 73.25° | 73.5° | 73° | 73° |
Head-Tube Length | 130mm | 150mm | 165mm | 190mm | 225mm |
Seat-Post Length | 300mm | 350mm | 350mm | 350mm | 350mm |
Head-Tube Angle | 70.5° | 71° | 71.5° | 72° | 72° |
Chain-Stay Length | 445mm | 445mm | 445mm | 445mm | 445mm |
Top-Tube Length, Horizontal | 555mm | 570mm | 580mm | 600mm | 620mm |
Front-Center | 621mm | 629mm | 637mm | 647mm | 667mm |
Handle-Bar Width | 580mm | 580mm | 580mm | 580mm | 580mm |
Stand-Over Height | 716mm | 750mm | 786mm | 821mm | 859mm |
Seat-Tube Length, B-B Center to Top | 395mm | 440mm | 485mm | 530mm | 570mm |
Fork Rake | 51mm | 51mm | 51mm | 51mm | 51mm |
B-B Drop | 70mm | 70mm | 70mm | 70mm | 70mm |
Trail | 70mm | 67mm | 63mm | 60mm | 60mm |
Wheelbase | 1056mm | 1065mm | 1073mm | 1082mm | 1103mm |
Crank Length | 170mm | 170mm | 175mm | 175mm | 175mm |
Stem Length | 75mm | 90mm | 90mm | 100mm | 100mm |