Sirrus Sport
Part No.  

Sirrus Sport

Part No.  37808
load-spinner
Combining the heart of the world's best road bikes with a flat-bar, urban-friendly form, Sirrus Sport redefines the notion of versatility. 27-speed Shimano gearing keeps your pedaling efficient over varied terrain.
  • Sirrus double-wall, machined rims for strength and reliable braking, plus alloy, sealed cassette hub with stainless spokes
  • Flak Jacket protection and a grooved tread make the Specialized Nimbus tires perfect for city or open road use
  • Triple crankset for 9-speed drivetrain means wide-range gearing, plus chainguard for peace of mind
  • Straight alloy-blade fork with fender mounts saves weight and adds durability to manage potholes and rough roads
  • Super light A1 Premium Aluminum fully-manipulated frame offers a great ride and versatility with rack/fender mounts, and wide tire clearance
  • Specialized Body Geometry Targa Sport saddle has front/rear bumpers for durability and ample padding for comfort

Technical Specifications

DRIVETRAIN
CHAIN KMC X-9, reusable Missing Link
BOTTOM BRACKET Cartridge bearing, square spindle w/ crank stop right side, capless bolts
CRANKSET SR Suntour XCR, 9-speed, square spindle
FRONT DERAILLEUR Shimano M390, top-swing, dual-pull
SHIFT LEVERS Shimano EF-51, EZ Fire
CASSETTE Shimano 9-speed, 11-32
CHAINRINGS 48/36/26, w/ chainguard
REAR DERAILLEUR Shimano Acera
WHEELS
FRONT HUB Double sealed, ground race, dual lock nuts w/ 17mm contact side, 5mm QR
REAR HUB Double-sealed, loose ball, dual-lock nuts
INNER TUBES Specialized Presta Valve
SPOKES Stainless, 14g
FRONT TIRE Specialized Nimbus w/ Flak Jacket, 26TPI, 700x28c
RIMS Alloy double-wall, CNC sidewalls, 32 holes
REAR TIRE Specialized Nimbus w/ Flak Jacket, 26TPI, 700x28c
COCKPIT
SADDLE Body Geometry Targa Sport, 155mm
TAPE Body Geometry Targa, lock-on
SEATPOST Alloy, 2-bolt head, 27.2mm
STEM Melt-forged alloy, 4-bolt, 20-degreeree rise, 25.4mm clamp
HANDLEBARS Specialized alloy flat bar, 25.4mm, 6-degreeree backsweep
BRAKES
FRONT BRAKE Die cast alloy, linear pull
BRAKE LEVERS Shimano EF-51
REAR BRAKE Die cast alloy, linear pull
ACCESSORIES
PEDALS Sirrus nylon body, 1.5mm varus angle, symmetric alloy cage, toe clip capable
FRAMESET
HEADSET 1-1/8"" FSA integrated cartridge lower, external sealed upper bearing
SEAT BINDER Alloy clamp, 31.8mm
FORK Aluminum legs/crown, Cr-Mo steerer, fender and rack eyelets
FRAME Specialized A1 Premium Aluminum, fully manipulated butted tubing, integrated lower bearing, fender/rack eyelets

Geometry

Geometry Chart

- Geometry

 
Stem Length 75mm 90mm 90mm 100mm 100mm
Crank Length 170mm 170mm 175mm 175mm 175mm
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°
Fork Rake 51mm 51mm 51mm 51mm 51mm
Trail 70mm 67mm 63mm 60mm 60mm
Stand-Over Height 716mm 750mm 786mm 821mm 859mm
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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