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2022 Specialized Sirrus X 4.0

a blue Specialized hybrid bike parked on a hill overlooking green pastures and countryside

Sirrus X 4.0 review

Specialized got their marketing right on this one, this bike loves to be ridden. I've used it for anything from 30mi road rides to dusty CX racing

Sirrus X 4.0 build specs

Weight: ?

Frame: Specialized A1 SL Premium Aluminum, Fitness Geometry, fully manipulated butted tubing, internal cable routing, flat-mount disc, 12x142mm thru-axle, Plug + Play rack/fender mounts

Fork: Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5

Cockpit

Handlebars: Specialized Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm (780mm width on XL)

Grips: Specialized Neutralizer, Body Geometry, locking grip

Stem: ???, deg, mm

Headset: Future Stem, Comp

Saddle: Specialized Bridge Comp, Hollow Cr-mo rails, 155/143mm

Seatpost: Alloy, 2-bolt, 14mm offset, 27.2mm

Seat binder: Bolt-type, 31.8mm

Shift/Brake Levers: SRAM NX 11-speed

Pedals: RaceFace Chester, teal (originally Specialized Body Geometry Fitness, platform, plastic)

Brakes

Calipers: Tektro HD-R510, hydraulic disc

Rotors: ??? 160mm

Drivetrain

Bottom Bracket: Threaded BSA 68m, 24mm spindle

Chain: KMC X11

Crankset: Specialized forged aluminum arms, 2-piece, 24mm spindle, Narrow-wide 40T Aluminum chainring

Cassette: SRAM PG-1130, 11-speed, 11-42t

Rear Derailleur: SRAM NX 11-speed

Wheelset

Hubs: Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24H (F); Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28H (R)

Rims: 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h

Tires: Pathfinder Sport, 700x38mm