Sirrus Sport | Specialized.com

Combining the heart of the world's best road bikes with a flat-bar, urban-friendly form, Sirrus Sport redefines the notion of versatility. 9-speed Shimano gearing keeps your pedaling efficient over varied terrain.

All-new, super light A1 Premium Aluminum fully-manipulated frame offers a great ride and versatility with rack/fender mounts, and wide tire clearance
Straight blade steel fork with fender mounts gives you all the durability you need to manage potholes and rough roads
Body Geometry Targa gel grips alleviate hand pain and tingling fingers for all-day riding comfort
Body Geometry Targa Sport fitness saddle is sporty, light, and comfortable for all types of riding
Flak Jacket protection and a grooved tread make the Specialized Nimbus tires perfect for city or open road use
Triple crankset plus 9-speed Shimano Alivio drivetrain for wide-range gearing and spot-on shifting, plus chainguard for peace of mind
Sirrus double-wall, machined rims for strength and reliable braking, plus alloy, sealed cassette hub with stainless spokes

Manual Downloads

How to Lube a Chain

Specialized Bicycle Owner's Manual (All Languages)

Specialized Bicycle Owner's Manual Addendum: Riding With Kids

2012 Rider/Bike Weight Limits and Terrain Conditions

How to Fix a Flat

How to Fix a Dropped Chain

Technical Specifications

FRAMESET

FRAME	Specialized A1 Premium Aluminum, fully manipulated butted tubing, integrated lower bearing, fender/rack eyelets
FORK	Steel straight blade, fender eyelets
HEADSET	1-1/8"" Integrated cartridge lower, external sealed upper bearing
SEAT BINDER	Alloy, 31.8mm

WHEELS

RIMS	Sirrus DLX700, double-wall, 700c, CNC machined, 32h
FRONT HUB	Forged alloy, sealed, alloy quick release, 32h
REAR HUB	Forged alloy, sealed, cassette, alloy quick release, 32h
SPOKES	Stainless 2.0mm threadlocked
FRONT TIRE	Specialized Nimbus w/ Flak Jacket, 26 TPI, 700x32c
REAR TIRE	Specialized Nimbus w/ Flak Jacket protection, 26 TPI, 700x32c
INNER TUBES	Schrader valve

DRIVETRAIN

FRONT DERAILLEUR	Shimano Acera, 31.8mm, top swing
REAR DERAILLEUR	Shimano Acera 9-speed
SHIFT LEVERS	Shimano Acera Rapidfire, 9-speed
CASSETTE	Shimano Alivio, 9-speed, 11-32t
CHAIN	KMC X9 nickel plate, reusable Missing Link
CRANKSET	SR Suntour XCR
CHAINRINGS	48/36/26, w/ chainguard
BOTTOM BRACKET	Sealed cartridge, square taper, 68mm

COCKPIT

STEM	Alloy, 20-degree, 25.4mm clamp
HANDLEBARS	Sirrus alloy flat bar, 6-degree bend
TAPE	Body Geometry Targa, non-locking
SEATPOST	Alloy, double bolt, 27.2mm
SADDLE	Body Geometry Targa Sport, 155mm

BRAKES

FRONT BRAKE	Alloy linear pull
REAR BRAKE	Alloy linear pull
BRAKE LEVERS	Die cast ""V""-brake lever, linear pull

ACCESSORIES

PEDALS

Sirrus pedal, 1.5mm Varus Wedge, nylon body with symmetric steel cage, low profile bearing system, toe clip capable

* Specifications are subject to change without notice

Geometry

Sirrus - Geometry

XS SM MD LG XL

	XS	SM	MD	LG	XL
Crank Length	170mm	170mm	175mm	175mm	175mm
Stem Length	75mm	90mm	90mm	100mm	100mm
Handle-Bar Width	580mm	580mm	580mm	580mm	580mm
Wheelbase	1056mm	1065mm	1073mm	1082mm	1103mm
Seat-Tube Length, B-B Center to Top	395mm	440mm	485mm	530mm	570mm
Head-Tube Length	130mm	150mm	165mm	190mm	225mm
Top-Tube Length, Horizontal	555mm	570mm	580mm	600mm	620mm
Front-Center	621mm	629mm	637mm	647mm	667mm
Head-Tube Angle	70.5°	71°	71.5°	72°	72°
Stand-Over Height	716mm	750mm	786mm	821mm	859mm
Fork Rake	51mm	51mm	51mm	51mm	51mm
Trail	70mm	67mm	63mm	60mm	60mm
Chain-Stay Length	445mm	445mm	445mm	445mm	445mm
Seat-Tube Angle	73.5°	73.25°	73.5°	73°	73°
B-B Drop	70mm	70mm	70mm	70mm	70mm
Seat-Post Length	300mm	350mm	350mm	350mm	350mm

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