Every Sirrus offers speed and agility of a road racing bike, paired with enhanced ergonomics and the control of a flat handlebar. If you're serious about fitness or commuting, the Sirrus is a super light choice that comes attitude-free and comfort rich. They're perfect platforms for moderate duration road rides, event rides, commuting or fitness based training.
- The hourglass speedstays on the Specialized A1 Premium Aluminium Sirrus frame provide a smooth ride.
- The aluminium fork has integrated rack and fender mounts, so you can easily add what you need to carry all your gear, comfortably.
- The stiff and strong 3D-forged Comp-Set alloy stem joins perfectly with the large-diameter handlebar, giving you absolute control.
- Body Geometry Comfort grips prevent hand pain and tingling fingers.
- The scientifically proven Body Geometry Sonoma saddle reduces pressure on your soft parts.
FRAME Specialized A1 Premium Aluminium, fully manipulated tubing, compact design, integrated headset, hourglass speedstays
REAR SHOCK N/A
FORK Specialized Comp, A1 Premium Aluminium w/ Cr-Mo steerer, rack and fender mounts
HEADSET Specialized Mindset, 1-1/8" integrated threadless, steel cage bearings, 20mm alloy cone with two 5mm alloy spacers
STEM Specialized Comp-Set, 3D forged alloy, 4-bolt 31.8mm bar clamp, 4- position adjustable
HANDLEBARS Specialized Event, A1 Premium Aluminium, 580mm width, 31.8mm
GRIPS Body Geometry Comfort II, triple density gel
FRONT BRAKE Forged 6061 alloy, 85mm linear pull, standard pads
REAR BRAKE Forged 6061 alloy, 85mm linear pull, standard pads
BRAKE LEVERS Shimano EF-50, EZ Fire, integrated w/ shift lever
FRONT DERAILLEUR Shimano Nexave
REAR DERAILLEUR Shimano Sora, long cage
SHIFT LEVERS Shimano EF-50, EZ Fire
CASSETTE Shimano Sora, 8-Speed 12-25t
CHAIN KMC Z-51, 8-speed
CRANKSET Sugino Triple
CHAINRINGS 48 x 38 x 28t
BOTTOM BRACKET Sealed cartridge, square taper, 68mm x 113mm
PEDALS Silver cage, black body, w/ toe clip and strap
RIMS Alex S500, sleeve joint, CNC sidewalls, 32h
FRONT HUB Specialized sealed, 32h, QR
REAR HUB Specialized forged alloy, 32h, double sealed bearings, cassette, QR
SPOKES Stainless 14g
FRONT TYRE Specialized All Condition Sport, 700x28c, 60TPI w/ Flak Jacket
REAR TYRE Specialized All Condition Sport, 700x28c, 60TPI w/ Flak Jacket
INNER TUBES Specialized standard presta tube
SADDLE Body Geometry Sonoma, 155mm width
SEATPOST Alloy 2-bolt, 27.2mm
SEAT BINDER Specialized alloy 31.8mm
NOTES Chain stay protector, chain catcher, clips and straps, derailleur hanger, clear coat, owners manual