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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Full FACT 9r Carbon Frame: The lightest in the Sirrus X lineup — Rider-First Engineered™ for optimal balance of rigidity, weight, and responsiveness.
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Compliance Junction: Patent-pending frame design provides the smoothest ride in its class — engineered vertical compliance without sacrificing lateral rigidity.
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Future Shock 1.5: Suspension inside the headtube absorbs harsh frequencies before they reach the handlebars.
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SRAM NX Eagle 1x12: Wide-range 12-speed drivetrain with 11-50t cassette — smooth, reliable, efficient.
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Pathfinder Pro 2Bliss Ready: Tubeless-ready 700x38 tires for variable terrain — traction and comfort off the beaten path.
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Tektro HD-R510 + 160mm Rotors: Hydraulic disc brakes with large rotors for reliable stopping power on- and off-road.
Class-leading light-weight, exceptional pedaling efficiency, and steering precision merge for confident, nearly telepathic handling characteristics. Here's to your life on two wheels.
FACT 9r Carbon Frame
Full carbon FACT 9r frame with internal cable routing — the lightest in the Sirrus X lineup. Rider-First Engineered™ geometry uniquely crafted for each frame size.
Compliance Junction
Patent-pending Compliance Junction frame design provides the smoothest ride in its class. Engineered vertical compliance without sacrificing lateral rigidity — more comfort, control, and efficiency.
Future Shock 1.5
Specialized's unique suspension design placed inside the headtube prevents harsh frequencies caused by bumps from reaching the handlebars.
SRAM NX Eagle 1x12
Minimalist yet efficient SRAM NX Eagle 1x drivetrain with wide-range 11-50t gearing — smooth and reliable shifting for the long haul.
Pathfinder Pro 2Bliss Ready
Wide 38c Pathfinder tubeless-ready tires ideal for variable terrain — traction and comfort off the beaten path.
Fender & Rack Ready
Plug + Play rack/fender mounts, plus top tube mounts. Compatible with 51c DRYTECH fenders.
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
Weight
Weight
10.6kg (23 lb, 5.9 oz)