The 2020 Specialized Sirrus 2.0 is a 700c aluminum frame fitness bike with modest components and hydraulic disc brakes.
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2 × 8 — 16 speed
The Sirrus 2.0 is geared about the same as similar bikes for riding up hills.
The Sirrus 2.0 is geared about the same as similar bikes for riding downhill.
Estimated spec level of the Sirrus 2.0 compared to other fitness 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.
|Frame||Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts|
|Fork||Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release|
|Bottom Bracket||BSA, square-taper, 68mm|
|Stem||Specialized, 3D-forged alloy, 4-bolt, 7-degree rise|
|Handlebar||Double-butted alloy, 9-degree backsweep, 31.8mm|
|Saddle||Bridge Sport, Steel rails, 155/143mm|
|Seatpost||Alloy, 12mm offset, 2-bolt clamp, 27.2mm|
|Pedals||Specialized Body Geometry Fitness, platform, plastic|
|Rear Derailleur||Shimano Acera, 8-speed|
|Front Derailleur||Shimano Tourney FD-TY710|
|Crank||Shimano Tourney, 3-piece, 46/30T, 46/30T w/chainguard|
|Shifters||Shimano Acera, 8-speed|
|Cassette||Shimano Altus, 8-speed, 11-32t|
|Chain||KMC X8 w/ Missing Link™|
|Brakes||Promax F1, hydraulic disc, flat-mount, 160mm|
|Rims||700C disc brake, double-wall alloy, 22mm depth, 21mm internal width|
|Front Hub||Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h|
|Rear Hub||Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h|
|Tires||RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c|