About this product
Offering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between.
SMOOTH, COMFORTABLE, AND EFFICIENT - Sirrus X provides the smoothest ride in its class. With bigger, confidence-inspiring tires, a slightly more upright riding position, and a super intuitive one-by drivetrain.RIDER-FIRST ENGINEERED - Like all Specialized performance bikes, the geometry of each frame is uniquely crafted. This means that for every frame, each tube size is specifically selected to achieve the optimal balance of rigidity, weight, and responsiveness to ensure that no matter what size you’re riding, you will experience the world’s best ride.
NIMBLE - Class-leading light-weight, exceptional pedaling efficiency, and steering precision merge for confident, nearly telepathic handling characteristics.
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Lightweight A1 Alloy frame with clean internal cable routing, 3.5lbs (1.7kg) lighter than our Crosstrail Hydro model.
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Maximum control through intuitive shifting with 1x8 wide range gearing, and powerful hydraulic disc brakes.
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Float over rough terrain with fast rolling Specialized Pathfinder 42c tires featuring proprietary Gripton rubber compound.
Frameset
Frame
Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Suspension
Fork
Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
Brakes
Front Brake
Promax F1, hydraulic disc, flat-mount
Rear Brake
Promax F1, hydraulic disc, flat-mount, 160mm
Drivetrain
Shift Levers
Shimano, SL-U4000-9R, CUES, Right, 9-Speed Rapidfire, W/ Optical Gear Display
Rear Derailleur
Shimano, RD-U4000, CUES, Gs 9-Speed, Top Normal, Shadow Design, Direct Attachment
Cassette
Shimano Cues, 9 speed, 11-46T
Chain
KMC eGlide for 11-Speed Cues
Crankset
Prowheel Alloy, XXS - XS: 165mm, S - M: 170mm, L - XL: 175mm
Chainrings
Narrow Wide Steel 42T
Bottom Bracket
BSA, square-taper, 68mm
Wheels & Tires
Rims
700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
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
Spokes
Stainless, 14g
Front Tire
Pathfinder Wirebead Fast Gravel 700X40C
Rear Tire
Pathfinder Wirebead Fast Gravel 700X40C
Inner Tubes
Standard 40mm SV 700x32-50
Cockpit
Stem
3D-forged alloy, 31.8mm, 7-degree rise
Handlebars
Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm
Grip
Specialized Neutralizer, Body Geometry, locking grip
Saddle
Bridge Sport, Steel rails, 155/143mm
SeatPost
Alloy, 12mm offset, 2-bolt clamp, 27.2mm
Seat Binder
Bolt-type, 31.8mm
Accessories
Pedals
Specialized, platform
Product Details
Product ID
222052
Weight
Weight
Weight Size
MD
* Weights based on production painted frames as pictured. Actual weights will vary based on colorway, frame size, and component variation. Specifications are subject to change without notice.
Description supplied by Tacoma Bike through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.
