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Specialized Sirrus X is a hybrid fitness bike perfect for the city, light off-road riding and mixed routes. Wide tires, an upright riding position and an intuitive 1x drivetrain ensure comfort, control and efficiency. The lightweight aluminum frame with fitness geometry provides responsiveness and precision, while hydraulic disc brakes and reliable components deliver safety and versatility for training, commuting and leisure.
🚀 Fast shipping: estimated delivery time between 6 and 10 business days.
Specialized Sirrus X 2.0
Specialized Sirrus X is the perfect hybrid bike for those who want to go beyond asphalt: fast in the city, stable on light gravel, and fun on every mixed route.
Comfort, control and efficiency
Thanks to the wider, fast-rolling tires , the slightly more upright riding position and the intuitive 1x drivetrain , the Sirrus X offers a smooth, safe and immediate pedaling experience. Less hassle, more fun: quick shifting, zero worries.
Rider-First engineered
Every frame size is designed down to the smallest detail: tube sections, stiffness and weight are optimized to ensure the same ride quality, from the smallest to the largest size. The result? A bike that is responsive, light and precise , always up to the task for your rides.
Agile and versatile
The low weight, outstanding pedaling efficiency and precise steering deliver agile, “telepathic” handling : the Sirrus X follows your intentions on bike paths, gravel roads and urban routes.
If you’re looking for a fast, comfortable and adventure-ready fitness bike , the Specialized Sirrus X is the ideal partner for training, commuting and leisure.
TECHNICAL SPECIFICATIONS
FRAMESET
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Frame: Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
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Fork: Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
WHEELS
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Tires:
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Front: Pathfinder Wirebead Fast Gravel 700x40C
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Rear: Pathfinder Wirebead Fast Gravel 700x40C
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Tubes: Standard 40mm SV 700x32-50
DRIVETRAIN
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Crankset: Prowheel Alloy, XXS - XS: 165mm, S - M: 170mm, L - XL: 175mm
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Chain: KMC eGlide for 11-Speed Cues
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Cassette: Shimano Cues, 9-speed, 11-46T
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Rear derailleur: Shimano, RD-U4000, CUES, GS 9-Speed, Top Normal, Shadow Design, Direct Attachment
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Shifters: Shimano, SL-U4000-9R, CUES, Right, 9-Speed Rapidfire, with Optical Gear Display
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Bottom bracket: BSA, square-taper, 68mm
COMPONENTS
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Saddle: Bridge Sport, steel rails, 155/143mm
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Seat collar: Bolt-type, 31.8mm
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Seatpost: Alloy, 12mm offset, 2-bolt clamp, 27.2mm
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Handlebar: Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
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Stem: 3D-forged alloy, 31.8mm, 7-degree rise
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Front brake: Promax F1, hydraulic disc, flat-mount
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Rear brake: Promax F1, hydraulic disc, flat-mount, 160mm
The manufacturer reserves the right to make changes to the product information on the website at any time without notice, including data relating to equipment, specifications, models, colors, materials and prices. Due to supply chain issues, compatible parts may be replaced at any time without notice.
- Year
- 2026
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