MSRP | ($676) | $799 |
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Where to Buy | — $1 At | |
Category | Fitness | Fitness |
Weight | 25.9 lbs | |
Aluminum | Aluminum | |
Fork | Steel | Aluminum |
Wheels | Aluminum | Aluminum |
Wheel Size | 700c | 700c |
Brakes | Hydraulic Disc | Hydraulic Disc |
Groupset | Acera, Tourney | Altus, Acera |
Drivetrain | 2 × 8 | 2 × 9 |
Brand Site | ||
Summary | The Specialized Sirrus 2.0 Step Through is a 700c aluminum frame fitness bike with modest components and hydraulic disc brakes. |
Based on frame geometry and build specs.
Frame | Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts BB Standard: BSA, 68mm, Threaded Colors: Gloss Vivid Coral / Summer Blue / Satin Black Reflective; Satin Cast Black / Gloss Black / Satin Black Reflective | Alpha Gold Aluminum, DuoTrap S compatible, internal cable routing, flat mount disc, rack & fender mounts, 135x5mm QR BB Standard: BSA, 68mm, Threaded Colors: Gloss Vivid Coral / Summer Blue / Satin Black Reflective; Satin Cast Black / Gloss Black / Satin Black Reflective |
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Fork | Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release | FX Alloy, flat mount disc, rack mounts, 405 mm axle-to-crown, ThruSkew 5mm QR |
Bottom Bracket | BSA, square-taper, 68mm | Sealed cartridge, 68mm |
Headset | 1 1/8'' steel threadless | |
Stem | Specialized, 3D-forged alloy, 4-bolt, 7-degree rise | Size: XS, S, M, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 90mm length; Size: L, XL, XXL, Bontrager Comp, 31.8mm, Blendr compatible, 7 degree, 100mm length |
Handlebar | Double-butted alloy, 9-degree backsweep, 31.8mm | Size: XS, S, M, Bontrager alloy, 31.8mm, 15mm rise, 600mm width; Size: L, XL, XXL, Bontrager alloy, 31.8mm, 15mm rise, 660mm width |
Saddle | Bridge Sport, Steel rails, 155/143mm | Bontrager Sport |
Seatpost | Alloy, 12mm offset, 2-bolt clamp, 27.2mm | Bontrager alloy, 27.2mm, 12mm offset, 330mm length |
Pedals | Specialized Body Geometry Fitness, platform, plastic | Bontrager City pedals |
Grips | Bontrager Satellite |
Rear Derailleur | Shimano Acera, 8-speed | Shimano Altus M2000, long cage |
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Front Derailleur | Shimano Tourney FD-TY710 | Shimano Acera T3000, 34.9mm clamp, top swing, dual pull |
Crank | Shimano Tourney, 3-piece, 46/30T, 46/30T w/ chainguard | Forged alloy, 46/30, chainguard, 170mm length |
Shifters | Shimano Acera, 8-speed | Size: XS, S, M, L, XL, XXL, Shimano Altus M2010, 9 speed; Size: XS, S, M, L, XL, XXL, Shimano Altus M2010, 2 speed |
Cassette | Shimano Altus, 8-speed, 11-32t | Shimano HG200, 11-36, 9 speed |
Chain | KMC X8 w/ Missing Link™ | KMC X9 |
Brakes | Front: Promax F1, hydraulic disc, flat-mount, 160mm, Rear: Promax F1, hydraulic disc, flat-mount, 140mm | Tektro HD-R280 hydraulic disc, flat mount, 160mm rotor |
Rims | 700C disc brake, double-wall alloy, 22mm depth, 21mm internal width | Bontrager Connection, double-wall, 32-hole, 20 mm width, Schrader valve |
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Spokes | Stainless, 14g | |
Front Hub | Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h | Formula DC-20, alloy, 6-bolt, 5x100mm QR |
Rear Hub | Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h | Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135x5mm QR |
Tires | Front: RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c, Rear: RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c | Bontrager H2 Comp, wire bead, 30 tpi, 700x35mm |