Specialized Sirrus 4.0 Specs and reviews

Specialized Sirrus 4.0 fiche technique et avis

Specialized Sirrus 4.0 specs

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General Information
Model Name Sirrus 4.0
Brand Specialized
Year of Release 2022
Country of Origin United States
Hybrid Bike Type fitness
Intended Use commuting
Frame & Geometry
Frame Material aluminum
Frame Size Options S, M, L, XL
Fork Material and Type rigid
Bottom Bracket Type cartridge
Internal Cable Routing yes
Fender/Rack Mounts yes
Drivetrain
Drivetrain Type 1x
Number of Speeds 12-speed
Rear Derailleur Brand and Model Shimano Deore XT
Shifter Brand and Model Shimano Deore XT
Crankset Details 170mm / 32T
Chain and Cassette Specs Shimano XT, 10-51T
Gear Range 10-51T
Braking System
Brake Type hydraulic disc
Brake Brand and Model Shimano Deore XT
Rotor Size front: 160mm / rear: 160mm
Wheels & Tires
Wheel Size 700c
Rim Material and Width Alloy, 25mm
Tubeless Ready yes
Tire Brand and Model Specialized Pathfinder Pro
Tire Width 38mm
Puncture Protection yes
Max Tire Pressure 65 PSI
Cockpit & Contact Points
Handlebar Type flat
Handlebar Material Alloy
Stem Length and Angle 90mm, 6°
Grip Type lock-on
Saddle Brand and Model Specialized Bridge Sport
Seatpost Type rigid
Seatpost Diameter 27.2mm
Pedals Included no
Fit & Sizing
Available Frame Sizes S, M, L, XL
Rider Height Range 5'2" - 6'2"
Stack 588mm
Reach 388mm
Price & Availability
MSRP $1,800
Available Markets USA, Canada, Europe
Color Options Black, Blue
Warranty Coverage frame: Lifetime / components: 2 years
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Pros and Cons of Specialized Sirrus 4.0


Pros Cons
Lightweight aluminum frame Higher price point compared to similar models
Smooth and efficient gear shifting No suspension for rough terrains
Responsive hydraulic disc brakes No rack or fender mounts
Versatile for city commuting and light trails Not suitable for extreme off-road biking

Common Issues and Problems with Specialized Sirrus 4.0


Common Problems with Specialized Sirrus 4.0 Bike
1. Gear Shifting Issues
2. Brake Pad Wear
3. Squeaky or Noisy Brakes
4. Chain Slippage
5. Loose Handlebars
6. Tire Punctures
7. Seat Discomfort
8. Pedal Misalignment

User Reviews of Specialized Sirrus 4.0


Name Review
Emily The Specialized Sirrus 4.0 is a fantastic bike for commuting and leisure rides. The lightweight frame and smooth gear shifts make it a joy to ride.
Michael I've been using the Sirrus 4.0 for a few weeks now and I'm impressed with its performance. The disc brakes provide excellent stopping power and the overall build quality is top-notch.
Sarah This bike is perfect for city riding. The wide tires handle bumps well, and the adjustable handlebars allow for a comfortable riding position. Highly recommend!
David As a beginner cyclist, I find the Specialized Sirrus 4.0 to be user-friendly and reliable. It's easy to maneuver and has helped me build confidence on the road.

Common Questions About Specialized Sirrus 4.0


  • Is the Specialized Sirrus 4.0 suitable for long-distance commuting?

    Yes, the Sirrus 4.0 is designed for commuting, including long-distance rides, with its comfortable geometry and reliable components.

  • Does the Sirrus 4.0 come with a warranty?

    Yes, the bike has a lifetime warranty on the frame and a 2-year warranty on components, ensuring peace of mind for the rider.

  • Can I install a rear rack on the Sirrus 4.0 for carrying cargo?

    Absolutely, the bike features fender/rack mounts, allowing you to easily attach a rear rack for carrying your gear or groceries.

  • Are the tires on the Sirrus 4.0 tubeless ready?

    Yes, the bike comes with tubeless-ready tires, offering better puncture resistance and the option to run lower tire pressures for a smoother ride.

  • What is the maximum tire pressure recommended for the Sirrus 4.0?

    The recommended maximum tire pressure for this bike is 65 PSI, ensuring optimal performance and comfort while riding.

  • Does the Sirrus 4.0 come with pedals included?

    No, pedals are not included with the bike, allowing you to choose pedals that best suit your riding style and preferences.

  • What type of braking system does the Sirrus 4.0 have?

    The bike is equipped with hydraulic disc brakes, providing reliable and consistent stopping power in various weather conditions.

  • What is the gear range of the drivetrain on the Sirrus 4.0?

    The bike features a 12-speed drivetrain with a gear range of 10-51T, offering a wide range of gears for tackling various terrains.

  • Can I adjust the stem angle on the Sirrus 4.0 for a more customized fit?

    Yes, the stem on the bike has a 6° angle that can be adjusted to help you achieve a more comfortable riding position.

  • What is the weight of the Specialized Sirrus 4.0?

    The weight of the bike varies based on the frame size and components but generally falls within the range of 24-26 pounds.