Sirrus on hübriidratas Specializedi mudelivalikus.

Mugav ja võimekas, veidi püstisema sõiduasendiga jalgratas. Kõik Sirrus rattad on varustatud mugava sadula, ergonoomiliste grippide ja laiemate pedaalidega.
 
RATTA SPEC...
Raam: Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Kahvel: Specialized FACT 9r Carbon, flat-mount disc, quick-release
Stem: 3D-forged alloy, 31.8mm, 7-degree rise
Sadulapost: Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Sadulaposti kinnitus: Bolt-type, 31.8mm
Sadul: Bridge Sport, Steel rails, 155/143mm
Lenks: Double-butted alloy, 9-degree backsweep, 31.8mm
Gripid: Specialized Body Geometry Contour, lock-on
Esipidur: Tektro HD-R280, hydraulic disc, 160 mm rotor
Tagapidur: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
Hammasrattad: 50/34T
KettKMC X9, 9-speed w/ Missing Link™
Keskjooks: Shimano 68mm threaded
Vändad: Shimano MT210, 46/30, chainguard
Esimene käiguvahetus: Shimano Sora FD-R3000, 31.8mm clamp
Tagumine käiguvahetus: Shimano Sora, 9-speed
Kassett: Shimano Sora, 9-speed, 11-34t
Käiguvahetaja: microSHIFT, 9-speed
Pöiad: 700C disc brake, double-wall alloy, 22mm depth, 21mm internal width
Sisekummid: 700x28/38mm, 48mm Presta valve
Tagarumm: Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
Esirumm: Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Rehvid: RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
Kodarad: Stainless, 14g
Pedaalid: Specialized Body Geometry Fitness, platform, plastic