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2021 Specialized Sirrus 2.0 Step Through

Modest component level aluminum frame hybrid bike

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2021 Specialized Sirrus 2.0 Step Through
  • MSRP $600
  • Suspension Rigid
  • Frame Aluminum
  • Fork Steel
  • Wheels 700c
  • Drivetrain 2 × 8
  • Groupset Tourney, Acera
  • Brakes Hydraulic Disc

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2 × 8 — 16 speed

2021 Specialized Sirrus 2.0 Step Through
33 mph
Similar Bikes
35 mph

The 2021 Sirrus 2.0 Step Through is geared about the same as similar bikes for riding up hills.

The 2021 Sirrus 2.0 Step Through won‘t keep up with similar bikes while riding downhill or sprinting.

Estimated Spec Level

Estimated spec level of the Sirrus 2.0 Step Through compared to other hybrid bikes. 99 Spokes analyzes the build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more to estimate the overall spec level of each bike.

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est. spec level →$0$200$400$600$800$1,000
This bike
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FrameSpecialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
ForkHi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
Bottom BracketBSA, square-taper, 68mm
StemSpecialized, 3D-forged alloy, 4-bolt, 7-degree rise
HandlebarDouble-butted alloy, 9-degree backsweep, 31.8mm
SaddleBridge Sport, Steel rails, 155/143mm
SeatpostAlloy, 12mm offset, 2-bolt clamp, 27.2mm
PedalsSpecialized Body Geometry Fitness, platform, plastic
Rear DerailleurShimano Acera, 8-speed
Front DerailleurShimano Tourney FD-TY710
CrankShimano Tourney, 3-piece, 46/30T, 46/30T w/chainguard
ShiftersShimano Acera, 8-speed
CassetteShimano Altus, 8-speed, 11-32t
ChainKMC X8 w/ Missing Link™
BrakesPromax F1, hydraulic disc, flat-mount, 160mm
Rims700C disc brake, double-wall alloy, 22mm depth, 21mm internal width
SpokesStainless, 14g
Front HubAlloy, 6-bolt disc, loose ball bearing, quick-release, 32h
Rear HubAlloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
TiresRoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
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2021 Specialized Sirrus 2.0 Step Through