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2015 Specialized

Sirrus

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

FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
GroupsetAltus
BrakesRim
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Insights
Sizing
XS

156cm – 166cm

SM

163cm – 174cm

MD

171cm – 182cm

LG

179cm – 189cm

XL

185cm – 195cm

🐐 Estimated

Rider Fit Notes
  • 173cm, size SM, Just right
  • 185cm, size MD, Just right
Reviews
Cycling Weekly
Specialized Sirrus

jul 2016 · Henry Robertshaw

We test Specialized's entry-level hybrid bike

Highs
  • Great value

  • Impressive shifting

  • Fairly comfortable

Lows
  • Sluggish

  • Overly-upright position

Read Review

Geometry
Specs
Build
Frame

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

Fork

Steel, straight blade, rack/fender mounts

Bottom Bracket

Square taper, cartridge bearings

Headset

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

Stem

Ahead stem, 20-degree rise, Melt-forged alloy, 4-bolt, 25.4mm clamp

Handlebar

Specialized flat, alloy, 6-degree backsweep, 25.4mm

Saddle

Body Geometry Targa Sport, steel rails, 155mm

Seatpost

Alloy, 2-bolt, micro-adjust, 12.5mm offset, 27.2mm, anti-corrosion hardware

TypeRigid

Pedals

Nylon flat

Groupset
Rear Derailleur

Shimano Altus, 8-speed

Front Derailleur

Shimano FD-M191, top swing, dual-pull

Crank

Shimano Altus, 8-speed triple, w/ chainguard

Shifters

Shimano EZ Fire, 8-speed

Cassette

Shimano, 8-speed, 11-32

Chain

KMC X8, 8-speed, reusable Missing Link

Brakes

Front: Alloy V-brake, linear pull, w/ alloy lever, Rear: Alloy V-brake, linear pull, w/ alloy lever

TypeRim

Wheels
Rims

700c, alloy double-wall, CNC sidewalls, 32h

Spokes

Stainless, 14g, w/ brass nipple

Front Hub

Double-sealed, QR, 32h

Rear Hub

Double-sealed, QR, 32h

Tires

Front: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x32c, Rear: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x32c

Rider Notes
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First added 9 juli

Last updated 9 juli

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