Cyclestore.co.uk carries the full range of Specialized bikes and accessories. To find out more about Specialized bikes and accessories, go to the Specialized Bikes homepage. Fitness is not a fad and the Sirrus proves youre taking your fitness journey seriously. The Sirrus Comp Disc combines our premium lightweight Aluminium frame with the durable Shimano Tiagra drivetrain to deliver a comfortable and fast ride. As you push yourself to reach your goals the Sirrus will be a powerful ally to have on your health and wellbeing team.

Discover what great ride quality feels like with the lightweight Specialized E5 Premium Aluminium frame paired with an agile and responsive Specialized FACT carbon fork with Zertz to absorb road roughness and give you a smoother ride.

Axis 1.0 Disc wheels come fitted with reliable and tough Specialized Espoir Sport Reflect 30mm tyres. These tyres feature a reflective sidewall and BlackBelt casing for added comfort and puncture protection on your ride.

The frame is engineered and designed with Fitness Geometry helping you ride more efficiently in a position that will see you riding comfortably mile-after-mile while the Body Geometry Targa Sport saddle is designed for fitness riders and assures blood flow to sensitive arteries.

Versatility comes in the form of rack and fender mounts allowing you to carry gear or to fend off road spray in inclement weather.

Technical Specifications

FRAME Specialized E5 Premium Aluminium Fitness Geometry fully-manipulated butted tubing w/ smooth welds internal cable routing tapered/integrated headset post disc mount Plug + Play fender mount

FORK Specialized FACT carbon alloy steerer/crown Zertz post disc mount Plug + Play fender mount

HEADSET FSA Campy style integrated cartridge bearings
STEM Specialized Flow Set integrated 3D forged alloy 4-bolt 20-degree rise
HANDLEBARS Specialized flat bar double-butted 6061 alloy 10-degree backsweep 4-degree upsweep 31.8mm
TAPE Specialized Body Geometry Targa lock-on w/ integrated bar ends

FRONT BRAKE Shimano BR-M395 hydraulic disc resin pads 160mm rotor
REAR BRAKE Shimano BR-M395 hydraulic disc resin pads 160mm rotor
BRAKE LEVERS Shimano hydraulic

FRONT DERAILLEUR Shimano Tiagra 10-speed
REAR DERAILLEUR Shimano Tiagra 10-speed
SHIFT LEVERS Shimano Tiagra RapidFire Plus 10-speed

CASSETTE Shimano 10-speed 11-34t
CHAIN KMC X10 10-speed w/ reusable MissingLink
CRANKSET FSA Gossamer Pro alloy MegaEVO BB sub compact 48/32T 110mm BCD spider
BOTTOM BRACKET FSA MegaEvo threaded

PEDALS Nylon body alloy cage low profile bearing system

FRONT WHEEL AXIS 1.0 Disc
REAR WHEEL AXIS 1.0 Disc

FRONT TYRE Specialized Espoir Sport Reflect 60TPI double BlackBelt protection 700x30mm
REAR TYRE Specialized Espoir Sport Reflect 60TPI double BlackBelt protection 700x30mm
INNER TUBES Standard Presta valve

SADDLE Body Geometry Targa Sport steel rails SWAT compatible mounts 155mm
SEATPOST Alloy 2-bolt micro-adjust 12.5mm offset 27.2mm
SEAT BINDER Alloy 31.8mm

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