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2025 Specialized

Sirrus X 1.0 Step-Through

A 700c aluminum frame fitness bike with modest components and tektro mechanical disc brakes.

Manufacturer Price

$699
Weight26.3 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain1 × 7
GroupsetAcera, Altus
BrakesTektro Mechanical Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Sirrus X 1.0 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 1.0 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

ColorStn Refl Dpmrnblu Gryblu

Fork

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

Bottom Bracket

Square-tapered, 68mm

Stem

Alloy, 25.4mm, 10deg.

Handlebar

Double-butted alloy, 5-degree backsweep, 25.4mm

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

Shimano Acera RD-M3020, 7-Speed

Crank

PROWHEEL, Alloy, 165mm, 40T

Shifters

Shimano Altus SL-M315-7R, 7-Speed

Cassette

microSHIFT CS-H074, 12-40t, 7-Speed

Chain

KMC X8 w/ Missing Link™

Brakes

Front: Tektro MD-U310R, Mechanical Disc, Rear: Tektro MD-U310R, Mechanical Disc

TypeTektro Mechanical Disc

Wheels
Rims

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

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, 36h, 10x135mm

Tires

Front: Pathfinder Sport, 700x42mm, Rear: Pathfinder Sport, 700x42mm

Rider Notes
Riders Also Viewed

First added September 14

Last updated June 13