Bikes up to 60% offWe monitor over 40,000 bikes daily to find the best prices

Today’s Deals

2013 Specialized

Sirrus

A 700c aluminum frame fitness bike with modest components and rim brakes.
Compare the full range

FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain3 × 8
GroupsetAltus
BrakesRim
Where to Buy
Similar Bikes
Top Comparison
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

Similar Bikes

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
  • 5'8", size SM, Just right
  • 6'1", size MD, Just right
Geometry
Specs
Build
Frame

Specialized A1 Premium Aluminum, fully manipulated butted tubing, integrated lower bearing, fender/rack eyelets

Fork

Specialized Hi-Ten steel fork

Bottom Bracket

Cartridge bearing, square spindle w/ crank stop right side, capless bolts

Headset

1-1/8"" FSA integrated cartridge lower, external sealed upper bearing

Stem

Melt-forged alloy, 4-bolt, 20-degreeree rise, 25.4mm clamp

Handlebar

Specialized alloy flat bar, 25.4mm, 6-degreeree backsweep

Saddle

Body Geometry Targa Sport, 155mm

Seatpost

Alloy, 2-bolt head, 27.2mm

TypeRigid

Pedals

Nylon flat pedal

Groupset
Rear Derailleur

Shimano Altus

Front Derailleur

Shimano FDM-191, top-swing, dual-pull

Crank

Shimano FC-M131 triple, 8-speed, w/ chainguard

Shifters

Shimano EF-51, EZ Fire

Cassette

Shimano 8-speed, 11-32

Chain

KMC X-8, reusable Missing Link

Brakes

Front: Die cast alloy, linear pull, Rear: Die cast alloy, linear pull

TypeRim

Brake Levers

Shimano EF-51 2-finger, brake & shift Lever

Wheels
Rims

Alex alloy double-wall, CNC Sidewalls, 32 holes

Spokes

Stainless, 2.0mm (14g)

Front Hub

Double sealed, ground race, dual lock nuts w/ 17mm contact side, 5mm QR

Rear Hub

Double-sealed, loose ball, dual-lock nuts

Tires

Front: Specialized Nimbus w/ Flak Jacket, 26TPI, 700x32c, Rear: Specialized Nimbus w/ Flak Jacket, 26TPI, 700x32c

Rider Notes
Riders Also Viewed

First added July 9

Last updated July 9

Not listed for 2,521 days