Offering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X 5.0 excels on pavement, dirt, and any terrain in between.
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Smooth, Comfortable, Efficient: Patent-pending Compliance Junction frame design provides the smoothest ride in its class — engineered vertical compliance without sacrificing lateral rigidity.
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Rider-First Engineered™: Like all Specialized carbon bikes, every tube size and carbon layup is uniquely selected for optimal rigidity, weight, and responsiveness.
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Nimble Handling: Class-leading light-weight, exceptional pedaling efficiency, and steering precision merge for confident, nearly telepathic handling.
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Future Shock 1.5: Suspension design placed inside the headtube prevents harsh frequencies from bumps reaching the handlebars.
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SRAM NX Eagle 1x12: Minimalist yet efficient wide-range gearing ensures smooth and reliable shifting.
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Pathfinder Pro Tires: Wide 38c tubeless-ready tires master variable terrain with traction and comfort off the beaten path.
The Sirrus X 5.0 is fender and rack compatible — top tube and fork mounts, and racks can be used with 51c DRYTECH fenders. Here's to your life on two wheels.
FACT 9r Carbon Frame
Specialized FACT 9r carbon frame with internal cable routing — full carbon frame, not just fork. Rider-First Engineered™ geometry uniquely crafted for every frame size.
Compliance Junction
Patent-pending Compliance Junction provides just the right amount of flex and forgiveness across the carbon frame without sacrificing performance and efficiency.
Future Shock 1.5
Specialized's unique suspension design placed inside the headtube prevents harsh frequencies caused by bumps in the road from reaching the handlebars.
SRAM NX Eagle 1x12
Minimalist yet efficient SRAM NX Eagle 1x drivetrain with wide-range 11-50t cassette ensures smooth and reliable shifting on any terrain.
Pathfinder Pro Tubeless
Wide 38c Pathfinder Pro 2Bliss Ready tires are ideal for mastering variable terrain — traction and comfort off the beaten path.
Hydraulic Disc Brakes
Tektro hydraulic brakes with large 160mm rotors provide reliable stopping power on- and off-road.
Frameset
Frame
Specialized FACT 9r Carbon, Fitness Geometry, 1x Drivetrain, 12x142 thru-axle, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts
Seat Binder
Integrated w/ frame
Suspension
Fork
Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5
Brakes
Front Brake
Tektro HD-R510, hydraulic disc, 160mm
Rear Brake
Tektro HD-R510, hydraulic disc, 160mm
Drivetrain
Crankset
SRAM S650, 3-piece, Powerspline
Chain
SRAM NX Eagle, 12-speed
Shift Levers
SRAM SL NX Eagle Trigger
Rear Derailleur
SRAM NX Eagle, 12-speed
Cassette
SRAM PG-1210 Eagle, 12-speed, 11-50t
Bottom Bracket
SRAM Powerspline
Wheels & Tires
Rims
700C disc, double-wall alloy, 30mm depth, 21mm internal width
Front Tire
Pathfinder Pro, 2Bliss Ready, 700x38mm
Rear Tire
Pathfinder Pro, 2Bliss Ready, 700x38mm
Front Hub
Alloy, sealed cartridge bearings, Center Lock, 12x100mm thru-axle, 24h
Rear Hub
Alloy, sealed cartridge bearings, Center Lock, 12x142mm thru-axle, 28h
Inner Tubes
Standard 40mm Schrader Valve 700x32-50
Cockpit
Seatpost
Alloy, 2-bolt, 14mm offset, 27.2mm
Saddle
Body Geometry Power Sport, steel rails
Handlebars
Double-butted alloy, 9-degree backsweep, 15mm rise, 31.8mm
Grips
Specialized Neutralizer, Body Geometry, locking grip
Accessories
Pedals
VP Platform, Alloy Body