Sirrus X

hybrid1650–1650 USD

Origin

Women's-specific gravel-capable fitness/hybrid bike — top spec of the Sirrus X range with carbon frame and women's geometry Specialized (Morgan Hill, CA) Sirrus X = Sirrus with extra capability (X for cross/gravel). Women's prefix indicated women's-specific geometry. Trek FX Sport Women's, Giant Escape Women's, Cannondale Quick Women's CX

Specifications

Frame: Aluminium (A1 Premium / A1 SL hydroformed) on X 2.0–4.0; carbon on X 5.0. Fitness Geometry, flat-mount disc, rack + mudguard mounts, internal cable routing. Top historic spec used Specialized FACT 9r carbon.
Weight: kg
Drivetrain: 1x throughout the range: X 2.0 Shimano CUES 1x9 (11-46T); X 3.0 microSHIFT Advent 1x9 (11-42T, 40T ring); X 4.0 Shimano Deore 1x10; X 5.0 Shimano 1x11.
Brakes: Hydraulic disc, 160 mm rotors front/rear. X 2.0 Promax F1; X 3.0 Tektro HD-R280; X 4.0 Tektro hydraulic; flat-mount.
Wheels: 700C double-wall alloy disc rims, ~21 mm internal width. QR axles on lower models; thru-axle on top specs/historic carbon.

The verdict

+Strengths

FACT 9r carbon frame — very light for a fitness hybrid
FACT 9r carbon fork — adds further weight savings and vibration damping
Thru-axle (12x100/142mm) on both ends — stiffer and more precise than QR
Shimano hydraulic disc brakes — reliable stopping in all conditions
38mm Tracer Pro tires — tubeless-ready, gravel-capable
1x SRAM NX drivetrain — simple, reliable, no dropped chain
Women's-specific geometry and crank lengths — proper fit for female riders
Center Lock hubs — easy rotor swap vs 6-bolt
Plug+Play fender/rack mounts — commuter-ready

−Weaknesses

Only existed one year as women's model — limited used market supply
SRAM NX 1x11 — lower tier groupset for the price ($1,650)
Sunrace cassette (budget) paired with carbon frame feels spec mismatch
No fenders or rack included despite having mounts
1x limits hill climbing with a load compared to 2x
Discontinued women's naming — spare parts/frame warranty tracking can be confusing