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2025 Specialized

Sirrus X 2.0 Step-Through

A 700c aluminum frame fitness bike with mid-range components and promax hydraulic disc brakes.

Manufacturer Price

$899
Weight26.6 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain1 × 8
GroupsetmicroSHIFT Acolyte
BrakesPromax Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Sirrus X 2.0 Step-Through
Other Fitness bikes
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)

29 mph

Sirrus X 2.0 Step-Through

35 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Sizing
XS

4'11" – 5'5"

SM

5'2" – 5'8"

MD

5'5" – 5'11"

🐐 Estimated

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Price History
Reviews
BikeRadar
Specialized Sirrus X 3.0 review | BikeRadar

Feb 2024 · Simon Withers

Single-ring aluminium machine with all-road and gravel ambitions

Highs
  • Great price

  • Good comfort

  • Practical and versatile

  • Excellent braking

  • Reflective logos

Lows
  • Biggish gear jumps

  • No bar ends

Read Review

road.cc
Specialized Sirrus X 3.0

May 2022 · Stu Kerton

Hybrid do-it-all with a bit of edge and attitude, just as happy around town as it is on the byways

Highs
  • Capable on the gravel and road

  • Good spread of gears

  • Excellent hydraulic brakes

  • Reflective detailing is eye-catching

Lows
  • Flat bar makes filtering through urban traffic trickier

Read Review

Geometry
Specs
Build
Frame

Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts

BB StandardBSA, 68mm, Threaded

ColorStn Refl Spc Dporg

Fork

Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release

Bottom Bracket

BSA, square-taper, 68mm

Stem

3D-forged alloy, 31.8mm, 7-degree rise

Handlebar

Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm

Saddle

Bridge Sport, Steel rails, 155/143mm

Seatpost

Alloy, 12mm offset, 2-bolt clamp, 27.2mm

TypeRigid

Pedals

Specialized Body Geometry Fitness, Platform, Plastic

Groupset
Rear Derailleur

MicroSHIFT Acolyte 8 Speed, with Clutch

Crank

Alloy Forged Arms, 40T

Shifters

microSHIFT Acolyte, SL-M6280-R, 8-speed

Cassette

microSHIFT Acolyte CS-H084, 12-42t, 8-speed

Chain

KMC X8 w/ Missing Link™

Brakes

Front: Promax F1, hydraulic disc, flat-mount, Rear: Promax F1, hydraulic disc, flat-mount, 160mm

TypePromax Hydraulic Disc

Wheels
Rims

700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h

Spokes

Stainless, 14g

Front Hub

Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h

Rear Hub

Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h

Tires

Front: Pathfinder Sport, 700x42, Rear: Pathfinder Sport, 700x42

Rider Notes
Riders Also Viewed

First added August 10

Last updated June 13