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2010 Specialized

Sirrus

A 700c aluminum frame fitness bike with modest components and rim brakes.
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FrameAluminum
SuspensionRigid
ForkAluminum
Wheels700c Aluminum
Drivetrain3 × 8
GroupsetAltus
BrakesRim
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

38 mph

Sirrus

35 mph

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Highest gear

(descending)

Sizing
XS

5'1" – 5'6"

SM

5'4" – 5'9"

MD

5'7" – 6'0"

LG

5'10" – 6'3"

XL

6'0" – 6'5"

🐐 Estimated

Rider Fit Notes

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Geometry
Specs
Build
Frame

Specialized Sirrus A1 Premium aluminum, fully manipulated tubing, compact design, hourglass speedstays, integrated headset

Fork

Aluminum legs and crown w/ 7075 aluminum steerer, w/ rack eyelets

Bottom Bracket

Sealed cartridge, square taper, 68mm

Headset

Cage bearings integrated HS. w/ 20mm of spacers w/ top cap

Stem

3D forged, 2-bolt, 25.4mm

Handlebar

Specialized Sirrus Elite, 6061 aluminum, small riser, 25.4mm

Saddle

Body Geometry ""Roulux"" w/ steel rails

Seatpost

Alloy, two-bolt clamp, 27.2mm

TypeRigid

Pedals

Silver cage/black body, w/ black toe clips and strap

Groupset
Rear Derailleur

Shimano Altus

Front Derailleur

Shimano Altus

Crank

Shimano FCM-191

Shifters

Shimano EF-50, EZ Fire

Cassette

Shimano HG-40, 8-speed, 11-32t

Chain

KMC Z-51

Brakes

Front: Forged 6061 aluminum V-Brake, 108mm linear pull, w/ standard pads, Rear: Forged 6061 aluminum V-Brake, 108mm linear pull, w/ standard pads

TypeRim

Brake Levers

Shimano EF-50 (integrated w/ shifter)

Wheels
Rims

Alex S500, aluminum, sleeve joint, CNC machined sidewalls

Spokes

Stainless 14g

Front Hub

Forged alloy, sealed, QR, 32h

Rear Hub

Forged alloy, double-sealed, cassette, QR, 32h

Tires

Front: Specialized All Condition Sport, 700x32c, wire bead, 60TPI, w/ Flak Jacket protection, Rear: Specialized All Condition Sport, 700x32c, wire bead, 60TPI, w/ Flak Jacket protection

Rider Notes
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First added July 9

Last updated July 9

Not listed for 2,521 days