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

FRAMESET
SEAT BINDER Alloy clamp, 31.8mm
HEADSET 1-1/8"" FSA integrated cartridge lower, external sealed upper bearing
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
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
RIMS Alloy double-wall, CNC sidewalls, 32 holes
FRONT TIRE Specialized Nimbus w/ Flak Jacket, 26TPI, 700x28c
REAR TIRE Specialized Nimbus w/ Flak Jacket, 26TPI, 700x28c
DRIVETRAIN
BOTTOM BRACKET Cartridge bearing, square spindle w/ crank stop right side, capless bolts
CHAIN KMC X-9, reusable Missing Link
CRANKSET SR Suntour XCR, 9-speed, square spindle
CASSETTE Shimano 9-speed, 11-32
SHIFT LEVERS Shimano EF-51, EZ Fire
FRONT DERAILLEUR Shimano M390, top-swing, dual-pull
CHAINRINGS 48/36/26, w/ chainguard
REAR DERAILLEUR Shimano Acera
COCKPIT
SADDLE Body Geometry Targa Sport, 155mm
TAPE Body Geometry Targa, lock-on
SEATPOST Alloy, 2-bolt head, 27.2mm
HANDLEBARS Specialized alloy flat bar, 25.4mm, 6-degreeree backsweep
STEM Melt-forged alloy, 4-bolt, 20-degreeree rise, 25.4mm clamp
BRAKES
BRAKE LEVERS Shimano EF-51
FRONT BRAKE Die cast alloy, linear pull
REAR BRAKE Die cast alloy, linear pull
ACCESSORIES
PEDALS Sirrus nylon body, 1.5mm varus angle, symmetric alloy cage, toe clip capable

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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