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MSRP | $619 | ($1,154) | ($1,154) | $999 | $1,350 | ($1,648) | $2,250 |
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Where to Buy | — $1 At | — $1 At | — $1 At | $999 17% off At Specialized | $1,350 At Specialized | — $1 At | — $1 At |
Category | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness |
Weight | 27.1 lbs | 27.6 lbs | 27.6 lbs | 25.1 lbs | 23.8 lbs | 27.6 lbs | |
| Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Carbon | |
Fork | Steel | Aluminum | Aluminum | Aluminum | Specialized Future Shock 1.5 | Specialized Future Shock 1.5 | Specialized Future Shock 1.5 |
Wheels | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum |
Wheel Size | 700c | 700c | 700c | 700c | 700c | 700c | 700c |
Brakes | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc |
Groupset | microSHIFT Advent | Deore | Deore | microSHIFT Advent | NX | Deore | NX Eagle, SRAM |
Drivetrain | 1 × 8 | 1 × 11 | 1 × 11 | 1 × 9 | 1 × 11 | 1 × 12 | 1 × 12 |
Suspension | Rigid | Rigid | Rigid | Rigid | Hardtail | Hardtail | Hardtail |
Front Travel | - | - | - | - | 20mm | 20mm | 20mm |
Brand Site |
Based on frame geometry and build specs.
A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.
(climbing)
29 mph
Sirrus X 2.0 Step Through
31 mph
Sirrus X 3.0 Step-Through EQ
31 mph
Sirrus X 3.0 EQ
31 mph
Sirrus X 3.0
31 mph
Sirrus X 4.0
31 mph
Sirrus X 4.0 EQ
30 mph
Sirrus X 5.0
(descending)
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 Color: Dusty Turquoise / Rocket Red / Black Reflective | 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 Color: Dusty Turquoise / Rocket Red / Black Reflective | 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 Color: Dusty Turquoise / Rocket Red / Black Reflective | Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts BB Standard: BSA, 68mm, Threaded Color: Dusty Turquoise / Rocket Red / Black Reflective | 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 BB Standard: BSA, 68mm, Threaded Color: Dusty Turquoise / Rocket Red / Black Reflective | 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 BB Standard: BSA, 68mm, Threaded Color: Dusty Turquoise / Rocket Red / Black Reflective | Specialized FACT 9r Carbon, Fitness Geometry, 1x Drivetrain, 12x142 thru-axle, internal cable routing, flat-mount disc, Plug + Play rack/fender mounts BB Standard: BSA, 68mm, Threaded Color: Dusty Turquoise / Rocket Red / Black Reflective |
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Fork | Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release | A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release | A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release | A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts | Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5 | Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, Plug + Play fender mounts, Future Shock 1.5 | Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5 |
Bottom Bracket | BSA, square-taper, 68mm | Threaded BSA 68mm | Threaded BSA 68mm | Threaded BSA 68mm | Threaded BSA 68mm | Threaded BSA 68mm | SRAM Powerspline |
Stem | Specialized, 3D-forged alloy, 4-bolt, 7-degree rise | 3D-forged alloy, 31.8mm, 7-degree rise | 3D-forged alloy, 31.8mm, 7-degree rise | 3D-forged alloy, 31.8mm, 7-degree rise | Future Stem, Comp | Specialized, 3D-forged alloy, 4-bolt, 7-degree rise | Future Stem, Comp |
Handlebar | Specialized, alloy, 9-degree backsweep, 15mm rise, 31.8mm | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm | Alloy Mini Rise, 9-degree backsweep, 15mm rise, 31.8mm | Double-butted alloy, 9-degree backsweep, 15mm rise, 31.8mm |
Saddle | Bridge Sport, Steel rails, 155/143mm | Bridge Sport, Steel rails, 155/143mm | Bridge Sport, Steel rails, 155/143mm | Bridge Sport, Steel rails, 155/143mm | Bridge Comp, Hollow Cr-mo rails, 155/143mm | Bridge Sport, Steel rails, 155/143mm | Body Geometry Power Sport, steel rails |
Seatpost | Alloy, 12mm offset, 2-bolt clamp, 27.2mm Type: Rigid | Alloy, 12mm offset, 2-bolt clamp, 27.2mm Type: Rigid | Alloy, 12mm offset, 2-bolt clamp, 27.2mm Type: Rigid | Alloy, 12mm offset, 2-bolt clamp, 27.2mm Type: Rigid | Alloy, 2-bolt, 14mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 14mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 14mm offset, 27.2mm Type: Rigid |
Pedals | Specialized Body Geometry Fitness, platform, plastic | Specialized Body Geometry Fitness, platform, plastic | Specialized Body Geometry Fitness, platform, plastic | Specialized Body Geometry Fitness, platform, plastic | Specialized Body Geometry Fitness, platform, plastic | Specialized Body Geometry Fitness, platform, plastic | VP Platform, Alloy Body |
Rear Derailleur | MicroSHIFT Advent 9 Speed, W/O Clutch | Shimano Deore M5100, SGS, 11-speed | Shimano Deore M5100, SGS, 11-speed | microSHIFT Advent, 1x9 w/ clutch | SRAM NX, 11-speed | Shimano Deore, M6100, 12pd, Shadow Plus | SRAM NX Eagle, 12-speed |
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Crank | 3 pc, Alloy Forged Arms, 40T | Forged aluminum arms, 24mm spindle, Narrow-wide aluminum chainring 40t, chainguard, 40T | Forged aluminum arms, 24mm spindle, Narrow-wide aluminum chainring 40t, chainguard, 40T | Forged aluminum arms, 24mm spindle, Narrow-wide steel chainring 40t, chainguard, 40T | Forged aluminum arms, 24mm spindle, Narrow-wide aluminum chainring 40t, chainguard, 40t, chainguard | Forged aluminum arms, 24mm spindle, Narrow-wide aluminum chainring 40t, chainguard, 48/32 w/ chainguard | SRAM S650, 3-piece, Powerspline, 38T |
Shifters | MicroSHIFT, 8-speed | Shimano Deore M5100, 11-speed | Shimano Deore M5100, 11-speed | MicroSHIFT SL-M9295, 9-speed | SRAM NX, 11-speed | Shimano Deore M6100, 12-speed | SRAM SL NX Eagle Trigger |
Cassette | MicroSHIFT, 8-Speed, 12-42t | Sunrace, 11-speed, alloy spider, 11-42t | Sunrace, 11-speed, alloy spider, 11-42t | microSHIFT Advent, 9-speed, 11-42t | SRAM PG-1130, 11-speed, 11-42t | Sunrace CSMZ800, 12-speed, 11-51t | SRAM PG-1210 Eagle, 11-50t |
Chain | KMC X8 w/ Missing Link™ | KMC X11EPT, 11-speed, anti-corrosion coating w/ reusable Missing Link™ | KMC X11EPT, 11-speed, anti-corrosion coating w/ reusable Missing Link™ | KMC X9, 9-speed w/ Missing Link™ | KMC X11, 11-speed w/ Missing Link™ | KMC X12EPT, 12-speed, anti-corrosion coating w/ reusable Missing Link™ | SRAM NX Eagle, 12-speed |
Brakes | Front: Promax F1, hydraulic disc, flat-mount, 160mm, Rear: Promax F1, hydraulic disc, flat-mount, 160mm Type: Hydraulic Disc | Front: Tektro HD-R280, hydraulic disc, 160 mm rotor, Rear: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm Type: Hydraulic Disc | Front: Tektro HD-R280, hydraulic disc, 160 mm rotor, Rear: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm Type: Hydraulic Disc | Front: Tektro HD-R280, hydraulic disc, 160 mm rotor, Rear: Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm Type: Hydraulic Disc | Front: Tektro HD-R510, hydraulic disc, 160mm, Rear: Tektro HD-R510, hydraulic disc, 160mm Type: Hydraulic Disc | Front: Shimano BR-MT200, hydraulic disc, 160mm, Rear: Shimano BR-MT200, hydraulic disc, 160mm Type: Hydraulic Disc | Front: Tektro HD-R510, hydraulic disc, 160mm, Rear: Tektro HD-R510, hydraulic disc, 160mm Type: Hydraulic Disc |
Rims | 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h | 700C disc brake, double-wall alloy, 22mm depth, 21mm internal width | 700C disc brake, double-wall alloy, 22mm depth, 21mm internal width | 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h | 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h | 700C disc brake, double-wall alloy, 22mm depth, 21mm internal width | 700C disc, double-wall alloy, 30mm depth, 21mm internal width |
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Spokes | Stainless, 14g | Stainless, 14g | Stainless, 14g | Stainless, 14g | Stainless, 14g | Stainless, 14g | Stainless, 14g |
Front Hub | Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h | Shimano Dynamo, 6-bolt disc, 100mm spacing, quick-release, 32h | Shimano Dynamo, 6-bolt disc, 100mm spacing, quick-release, 32h | Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h | Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x100mm spacing, 24H | Shimano Dynamo, Center Lock disc, 12x100mm Thru-axle spacing, 32H | Alloy, sealed cartridge bearings, Center Lock, 12x100mm thru-axle, 24h |
Rear Hub | Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h | Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h | Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h | Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h | Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28H | Alloy, Center Lock disc, high-low flange, sealed cartridge bearings, 12x142mm spacing, 28H | Alloy, sealed cartridge bearings, Center Lock, 12x142mm thru-axle, 28h |
Tires | Front: Pathfinder Sport, 700x42mm, Rear: Pathfinder Sport, 700x42mm | Front: Pathfinder Sport, 700x38mm, Rear: Pathfinder Sport, 700x38mm | Front: Pathfinder Sport, 700x38mm, Rear: Pathfinder Sport, 700x38mm | Front: Pathfinder Sport, 700x42, Rear: Pathfinder Sport, 700x42 | Front: Pathfinder Sport, 700x38mm, Rear: Pathfinder Sport, 700x38mm | Front: Pathfinder Sport, 700x38mm, Rear: Pathfinder Sport, 700x38mm | Front: Pathfinder Pro, 2Bliss Ready, 700x38mm, Rear: Pathfinder Pro, 2Bliss Ready, 700x38mm |
Lights | Front: Herrmans H-Black MR8, Dynamo, Rear: Herrmans H-Trace Mini, Dynamo | Front: Herrmans H-Black MR8, Dynamo, Rear: Herrmans H-Trace Mini, Dynamo | |||||
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Fenders | Specialized DRYTECH, Aluminum | Specialized DRYTECH, Aluminum | |||||
Racks | Sirrus EQ Rack, Direct Fender Mount, Racktime compatible, 15kg | Sirrus EQ Rack, Direct Fender Mount, Racktime compatible, 15kg | |||||
Bell | Specialized Alloy Dome Bell | Specialized Alloy Dome Bell |