2020 Specialized

Sirrus X Comp Carbon – Men's Spec

A 700c carbon frame fitness bike with upper mid-range components and hydraulic disc brakes.
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MSRP$1,650
FrameCarbon
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain1 × 11
GroupsetNX
BrakesHydraulic Disc
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Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Sirrus X Comp Carbon – Men's Spec
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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)

33 mph

Sirrus X Comp Carbon – Men's Spec

35 mph

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Highest gear

(descending)

Reviews
Bicycling
The Specialized Sirrus X 4.0 is One Heck of a Hybrid

Mar 2020

Smooth, fast, and utilitarian—this commuter has it all.

Highs
  • Future Shock in the head tube smooths the ride

  • Plenty of go-fast and hill-climbing gearing

  • Part smooth/part knobby, 38mm-wide tires

Lows
  • There are more affordable commuter/fitness options out there

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Specialized FACT 9r carbon, Fitness Geometry, 1x drivetrain, 12x142mm thru-axle, internal cable routing, flat-mount disc, Plug + Play fender mounts

BB StandardBSA, Threaded

Tire Clearance38c

Fork

Specialized FACT 9r carbon, 12x100mm thru-axle, flat-mount disc, Plug + Play fender mounts

Bottom Bracket

BSA for 24mm spindle

Stem

Specialized, 3D-forged alloy, 4-bolt, 7-degree rise

Handlebar

Double-butted alloy, 9-degree backsweep, 31.8mm

Saddle

Specialized Canopy Comp, hollow Cr-Mo rails, 155mm

Seatpost

Alloy, 2-bolt, 14mm offset, 27.2mm

TypeRigid

Pedals

Platform, alloy

Groupset
Rear Derailleur

SRAM NX, 11-speed

Crank

Forged aluminum, 2-piece, 24mm spindle, direct-mount chainring, Aluminum, 42T

Shifters

SRAM NX, 11-speed

Cassette

Sunrace, 11-speed, alloy spider, 11-42t

Chain

KMC X11, 11-speed w/ Missing Link™

Brakes

Front: Shimano MT201, hydraulic disc, resin pads, flat-mount, 160mm, Rear: Shimano MT201, hydraulic disc, resin pads, flat-mount, 160mm

TypeHydraulic Disc

Wheels
Rims

700C disc, double-wall alloy, 30mm depth, 21mm internal width, disc-specific

Spokes

Stainless, 14g

Front Hub

Alloy, Center Lock™ disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24h

Rear Hub

Alloy, Center Lock™ disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28h

Tires

Front: Tracer Pro, 2Bliss Ready, 60TPI, folding bead w/ GRIPTON®, 700x38mm, Rear: Tracer Pro, 2Bliss Ready, 60TPI, folding bead w/ GRIPTON®, 700x38mm

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Last updated December 2
Not listed for 1,574 days