Specialized Sirrus X 5.0

The Specialized Sirrus X 5.0 is a high-performance fitness bike designed to offer the ultimate balance of speed, comfort, and versatility. Ideal for those who want to ride efficiently on both asphalt and light gravel, this bicycle combines advanced technologies, a FACT 9r carbon frame, and premium components to ensure a smooth, agile, and high-performing ride in any context.

The “X” in Sirrus X represents its ability to tackle different types of terrain with confidence and control. The wide tires, SRAM NX Eagle 1x drivetrain, and powerful hydraulic disc brakes make this bike perfect for fast commuting, fitness training, touring, and light gravel adventures.

Thanks to Rider-First Engineered™ technology, each frame size is individually designed to ensure the correct balance of stiffness, lightness, and responsiveness, offering the same ride quality to every cyclist, regardless of their height.

Advanced Comfort with Compliance Junction and Future Shock 1.5

The FACT 9r carbon frame integrates the Compliance Junction system, a solution designed to absorb vibrations and micro-shocks without compromising efficiency and performance. This ensures a more comfortable and less fatiguing ride even over long distances or on uneven surfaces.

Further enhancing comfort is the Future Shock 1.5 system integrated into the steerer tube, capable of absorbing vibrations and impacts from the road or trails, reducing hand and arm fatigue and improving bike control.

Total Versatility for City and Off-Road

The Sirrus X 5.0 is pre-drilled for racks and fenders thanks to Plug + Play mounts, easily transforming it into the ideal companion for daily commutes or bike commuting. Compatibility with tires up to 42c also allows it to confidently tackle gravel routes and dirt roads.

Key Features

Ultralight Specialized FACT 9r Carbon frame
Fitness Rider-First Engineered™ Geometry
Compliance Junction system for enhanced comfort
Integrated Future Shock 1.5 for vibration absorption
SRAM NX Eagle 1x12 drivetrain
Tektro 160 mm hydraulic disc brakes
Pathfinder Pro 700x38c tires
Rack and fender compatibility
Internal cable routing
Ideal for fitness, commuting, touring, and light gravel

Technical Specifications

Frame

Specialized FACT 9r Carbon
Fitness Geometry
1x Drivetrain
Internal cable routing
Flat-mount disc brake attachment
12x142 mm thru-axle
Plug + Play mounts for racks and fenders

Seatpost Clamp

Integrated into the frame

Suspension

Fork

Specialized FACT 9r Carbon Monocoque
Flat-mount disc
12x100 mm thru-axle
Low rider mounts
Plug + Play fender mounts
Future Shock 1.5 system

Brakes

Front Brake

Tektro HD-R510
Hydraulic disc brake
160 mm rotor

Rear Brake

Tektro HD-R510
Hydraulic disc brake
160 mm rotor

Drivetrain

Shifters

SRAM SL NX Eagle Trigger

Rear Derailleur

SRAM NX Eagle
12-speed

Cassette

SRAM PG-1210 Eagle
11-50T

Chain

SRAM NX Eagle
12-speed

Crankset

SRAM S650
3-piece
Powerspline

Chainring

Bottom Bracket

SRAM Powerspline

Wheels and Tires

Rims

700C Disc
Double-wall alloy
30 mm height
21 mm internal width

Front Hub

Alloy
Sealed bearings
Center Lock
12x100 mm thru-axle
24 holes

Rear Hub

Alloy
Sealed bearings
Center Lock
12x142 mm thru-axle
28 holes

Spokes

Stainless Steel 14g

Front Tire

Specialized Pathfinder Pro
2Bliss Ready
700x38 mm

Rear Tire

Specialized Pathfinder Pro
2Bliss Ready
700x38 mm

Inner Tubes

700x28/38 mm
48 mm Presta valve

Cockpit

Stem

Future Stem Comp

Handlebar

Alloy double-butted
9° back sweep
15 mm rise
31.8 mm diameter

Grips

Specialized Neutralizer
Body Geometry
Locking Grip

Saddle

Body Geometry Power Sport
Steel rails

Seatpost

Alloy
2-bolt clamp
14 mm offset
27.2 mm diameter

Accessories

VP Platform pedals with alloy body

Please Note

Technical specifications may change without prior notice based on component availability.
Product images are for illustrative purposes only and may not exactly match the described features.

The Specialized Sirrus X 5.0 is the ideal choice for those seeking a premium carbon fitness bike, capable of combining advanced comfort, lightness, speed, and versatility to tackle all types of routes, from urban use to dynamic gravel adventures.

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