2012 Sirrus
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Combining the heart of the world's best road bikes with a flat-bar, urban-friendly…
Colour:
Matte Sterling
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Product Details
Combining the heart of the world's best road bikes with a flat-bar, urban-friendly form, Sirrus redefines the notion of versatility, with Shimano 8-speed gearing for reliable performance.
Flak Jacket protection and a grooved tread make the Specialized Nimbus tyres perfect for city or open road use
Straight blade steel fork with mudguard mounts gives you all the durability you need to manage potholes and rough roads
All-new, super light A1 Premium Aluminium fully-manipulated frame offers a great ride and versatility with rack/mudguard mounts and wide tyre clearance
Shimano triple crankset plus 8-speed drivetrain for wide-range gearing and spot-on shifting, plus chainguard for peace of mind
Body Geometry Targa Sport fitness saddle is sporty, light, and comfortable for all types of riding
Body Geometry Targa Sport fitness saddle is sporty, light, and comfortable for all types of riding
All-new, super light A1 Premium Aluminium fully-manipulated frame offers a great ride and versatility with rack/mudguard mounts and wide tyre clearance
Technical Specifications
FRAMESET
FRAME
Specialized A1 Premium Aluminium, fully manipulated butted tubing, integrated lower bearing, mudguard/rack eyelets
SUSPENSION
FORK
Steel straight blade, mudguard eyelets
COCKPIT
HANDLEBARS
Sirrus alloy flat bar, 6-degree bend
STEM
Alloy, 20-degree, 25.4mm clamp
HEADSET
1-1/8" Integrated cartridge lower, external sealed upper bearing
TAPE
Body Geometry Targa, non-locking
SADDLE
Body Geometry Targa Sport, 155mm
SEATPOST
Alloy, double bolt, 27.2mm
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 TYRE
Specialized Nimbus w/ Flak Jacket, 26 TPI, 700x32c
REAR TYRE
Specialized Nimbus w/ Flak Jacket protection, 26 TPI, 700x32c
INNER TUBES
Schrader valve
DRIVETRAIN
SHIFT LEVERS
Shimano EF-51, EZ Fire, 8-speed
FRONT DERAILLEUR
Shimano, top swing, dual pull
REAR DERAILLEUR
Shimano Altus 8-speed
CASSETTE
Shimano HG-31, 8-speed, 11-32t
CRANKSET
Shimano FC-M131, w/ chainguard
CHAINRINGS
48/38/28, w/ chainguard
BOTTOM BRACKET
Sealed cartridge, square taper, 68mm
CHAIN
KMC X8 nickel plate, reusable Missing Link
BRAKES
FRONT BRAKE
Alloy linear pull
REAR BRAKE
Alloy linear pull
BRAKE LEVERS
Shimano EF-51, 2-finger
ACCESSORIES
PEDALS
Nylon flat pedal
* 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.
Geometry
| 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-Centre | 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 Centre 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 |
Manual Downloads
For safety warning please refer to the documentation in the Manual Downloads section of this page.
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