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Where to Buy | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At | — $1 At |
Category | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness | Fitness |
| Carbon | Aluminum | Aluminum | Aluminum | Carbon | Carbon | Aluminum | Aluminum | Aluminum | Aluminum | |
Fork | Carbon | Steel | Aluminum | Aluminum | Carbon | Carbon | Carbon | Aluminum | Carbon | Aluminum |
Wheels | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum | Aluminum |
Wheel Size | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c | 700c |
Brakes | Hydraulic Disc | Rim | Rim | Hydraulic Disc | Hydraulic Disc | Hydraulic Disc | Rim | Hydraulic Disc | Rim | Hydraulic Disc |
Groupset | Tiagra, FSA | Altus, Shimano | Acera, Suntour | Acera, Suntour | Ultegra, 105 | 105, Tiagra | Alivio, Acera | Tiagra, Sora | X7, SRAM | 105, Shimano |
Drivetrain | 2 × 10 | 3 × 8 | 3 × 9 | 3 × 8 | 2 × 10 | 2 × 10 | 3 × 9 | 2 × 9 | 2 × 10 | 2 × 9 |
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)
39 mph
Sirrus Comp Carbon
38 mph
Sirrus
38 mph
Sirrus Sport
38 mph
Sirrus Sport Disc
39 mph
Sirrus Pro Carbon
39 mph
Sirrus Expert Disc Carbon
38 mph
Sirrus Elite
39 mph
Sirrus Elite Disc
38 mph
Sirrus Comp
39 mph
Sirrus Comp Disc
(descending)
Frame | Specialized FACT 8r carbon disc, 1-1/8"" head tube, threaded BB BB Standard: BSA, Threaded | Specialized A1 Premium Aluminum, fully-manipulated butted tubing, integrated lower bearing, fender/rack eyelets BB Standard: BSA, Threaded | Specialized A1 Premium Aluminum, fully-manipulated butted tubing, integrated lower bearing, fender/rack eyelets BB Standard: BSA, Threaded | Specialized A1 Premium Aluminum, fully-manipulated butted tubing, integrated lower bearing, fender/rack eyelets BB Standard: BSA, Threaded | Specialized SL4 FACT 8r carbon w/ Zertz inserts, 1-1/8"" - 1-3/8"" head tube, OSBB BB Standard: BSA, Threaded | Specialized SL4 FACT 8r carbon disc, 1-1/8"" head tube, threaded BB BB Standard: BSA, Threaded | Specialized E5 Premium Aluminum, fully-manipulated butted tubing w/ smooth welds, internal cable routing, tapered/integrated headset, fender/rack eyelets BB Standard: BSA, Threaded | Specialized E5 Premium Aluminum disc, fully-manipulated butted tubing w/ smooth welds, internal cable routing, tapered/integrated headset, fender/rack eyelets BB Standard: BSA, Threaded | Specialized E5 Premium Aluminum, fully-manipulated butted tubing w/ smooth welds, internal cable routing, tapered/integrated headset, fender/rack eyelets BB Standard: BSA, Threaded | Specialized E5 Premium Aluminum disc, fully-manipulated butted tubing w/ smooth welds, internal cable routing, tapered/integrated headset, fender/rack eyelets BB Standard: BSA, Threaded |
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Fork | Specialized FACT carbon, aluminum steerer | Specialized steel | A1 Premium Aluminum, Cr-Mo steerer, fender/rack eyelets | A1 Premium Aluminum, Cr-Mo steerer, fender/rack eyelets | Specialized FACT carbon full monocoque w/ Zertz inserts | Specialized FACT carbon full monocoque w/ Zertz inserts | Specialized FACT carbon w/ Zertz inserts, aluminum steerer/crown, fender eyelets | Sirrus disc, Cr-Mo steerer, aluminum crown/lowers | Specialized FACT carbon w/ Zertz inserts, aluminum steerer/crown, fender eyelets | Sirrus disc, Cr-Mo steerer, aluminum crown/lowers |
Bottom Bracket | FSA, sealed bearings | Cartridge bearings, square spindle | Cartridge bearings, square spindle, capless bolts | Cartridge bearings, square spindle, capless bolts | FSA, OSBB | FSA, OSBB | Cartridge bearings, square spindle, capless bolts | Cartridge bearings, square spindle, capless bolts | FSA, sealed bearings | FSA, sealed bearings |
Headset | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA integrated cartridge lower, external sealed upper bearings | 1-1/8"" FSA integrated cartridge lower, external sealed upper bearings | 1-1/8"" FSA integrated cartridge lower, external sealed upper bearings | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer | 1-1/8"" FSA Campy style, integrated cartridge, 15mm alloy cone spacer |
Stem | Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp | Alloy, 4-bolt, 20-degree rise, 25.4mm clamp | Alloy, 4-bolt, 20-degree rise, 25.4mm clamp | Alloy, 4-bolt, 20-degree rise, 25.4mm clamp | Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp | Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp | Specialized 3D forged alloy, 10-degree rise, 31.8mm clamp | Specialized 3D forged alloy, 10-degree rise, 31.8mm clamp | Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp | Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt, 31.8mm clamp |
Handlebar | Specialized flat bar, double-butted alloy, 10-degree backsweep, 31.8mm | Specialized flat bar, alloy, 6-degree backsweep, 25.4mm | Specialized flat bar, alloy, 6-degree backsweep, 25.4mm | Specialized flat bar, alloy, 6-degree backsweep, 25.4mm | Specialized flat bar, double-butted alloy, 6-degree backsweep, 31.8mm | Specialized flat bar, double-butted alloy, 10-degree backsweep, 31.8mm | Specialized flat bar, alloy, 10-degree backsweep, 31.8mm | Specialized flat bar, alloy, 10-degree backsweep, 31.8mm | Specialized flat bar, double-butted alloy, 10-degree backsweep, 31.8mm | Specialized flat bar, double-butted alloy, 10-degree backsweep, 31.8mm |
Saddle | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Comp, Cr-Mo rails, 143mm | Body Geometry Targa Comp, Cr-Mo rails, 143mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Sport, steel rails, 155mm | Body Geometry Targa Comp, Cr-Mo rails, 143mm |
Seatpost | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Specialized CG-R, FACT carbon, single bolt, 27.2mm Type: Rigid | Specialized Pro, FACT carbon, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid | Alloy, 2-bolt, 12.5mm offset, 27.2mm Type: Rigid |
Pedals | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Nylon flat | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable | Sirrus, 1.5mm Varus angle, nylon body, symmetric alloy cage, low profile bearing system, toe clip capable |
Rear Derailleur | Shimano Tiagra, 10-speed | Shimano Altus, 8-speed | Shimano Acera, 9-speed | Shimano Acera, 9-speed | Shimano Ultegra | Shimano 105 | Shimano Alivio | Shimano Tiagra | SRAM X7, 10-speed | Shimano 105 |
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Front Derailleur | Shimano Tiagra | Shimano FD-M191 | Shimano Acera | Shimano Acera | Shimano 105 | Shimano Tiagra | Shimano Acera | Shimano Sora | SRAM X7 | Shimano |
Crank | FSA Gossamer, forged alloy, 10-speed | Shimano Altus, 8-speed triple, w/ chainguard | SR Suntour XCR, 9-speed, square spindle | SR Suntour XCR, 9-speed, square spindle | FSA SL-K, carbon arms, OSBB, alloy rings | FSA Gossamer, forged alloy, 10-speed | Shimano Acera, 9-speed | FSA Tempo, 9-speed | FSA Omega, forged alloy | FSA Omega, forged alloy |
Shifters | Shimano Tiagra | Shimano EF-51, EZ Fire | Shimano Acera, EZ Fire | Shimano Acera, EZ Fire | Shimano SL-R780, Rapidfire | Shimano Tiagra | Shimano Acera, Rapidfire | Shimano Sora, Rapidfire | SRAM SL-500, 10-speed | Shimano SL-R440R |
Cassette | Shimano HG-62, 10-speed, 11-32 | Shimano, 8-speed, 11-32 | Shimano, 9-speed, 11-32 | Shimano, 8-speed, 11-32 | Shimano HG-62, 10-speed, 11-32 | Shimano HG-62, 10-speed, 11-32 | Shimano, 9-speed, 11-32 | Shimano HG-50, 9-speed, 11-30 | SRAM PG-1030, 10-speed, 11-36 | Shimano HG-50, 9-speed, 11-25 |
Chain | KMC X10 | KMC X8 | KMC X9 | KMC X9 | KMC X10 | KMC X10 | KMC X9 | KMC X9 | KMC X10 | KMC X9 |
Brakes | Front: Tektro Draco 2, hydraulic disc, 160mm rotor, Rear: Tektro Draco 2, hydraulic disc, 160mm rotor Type: Rim | Front: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull, Rear: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull Type: Rim | Front: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull, Rear: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull Type: Rim | Front: Tektro HDC-330, hydraulic disc, 160mm rotor, Rear: Tektro HDC-330, hydraulic disc, 160mm rotor Type: Rim | Front: Formula C1, hydraulic disc, dual piston, 160mm rotor, Rear: Formula C1, hydraulic disc, dual piston, 160mm rotor Type: Rim | Front: Formula C1, hydraulic disc, dual piston, 160mm rotor, Rear: Formula C1, hydraulic disc, dual piston, 160mm rotor Type: Rim | Front: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull, Rear: Die-cast, alloy V-brake, 60mm 1pc. pad, linear pull Type: Rim | Front: Tektro Draco 2, hydraulic disc, 160mm rotor, Rear: Tektro Draco 2, hydraulic disc, 160mm rotor Type: Rim | Front: Tektro RX1, forged mini V-brake, linear pull, Rear: Tektro RX1, forged mini V-brake, linear pull Type: Rim | Front: Tektro Draco 2, hydraulic disc, 160mm rotor, Rear: Tektro Draco 2, hydraulic disc, 160mm rotor Type: Rim |
Brake Levers | Tektro Draco 2, hydraulic lever | Alloy V-brake, two-finger, linear pull | Alloy V-brake, two-finger, linear pull | Tektro, hydraulic lever | Formula C1, hydraulic lever | Formula C1, hydraulic lever | Alloy V-brake, two-finger, linear pull | Tektro Draco 2, hydraulic lever | Tektro RX1, forged alloy, two-finger | Tektro Draco, hydraulic lever |
Rims | Front: AXIS 1.0 Disc, Rear: AXIS 1.0 Disc | Alloy double-wall, CNC sidewalls, 32h | Alloy double-wall, CNC sidewalls, 32h | Alloy double-wall, 32h | Front: AXIS 4.0 Disc, Rear: AXIS 4.0 Disc | Front: AXIS 1.0 Disc, Rear: AXIS 1.0 Disc | Sirrus DRX23, alloy double-wall, pinned, CNC machined, 32h | Front: AXIS Classic Disc, Rear: AXIS Classic Disc | Front: AXIS 1.0, Rear: AXIS 1.0 | Front: AXIS 1.0 Disc, Rear: AXIS 1.0 Disc |
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Front Hub | Double-sealed, ground race, dual-lock nuts w/ 17mm contact side, 5mm QR | Double-sealed, ground race, dual-lock nuts w/ 17mm contact side, 5mm QR | Disc, double-sealed, ground race, dual-lock nuts w/ 17mm contact side, 5mm QR | Double-sealed, ground race, dual-lock nuts w/ 17mm contact side, 5mm QR | ||||||
Rear Hub | Double-sealed, loose ball, dual-lock nuts | Double-sealed, loose ball, dual-lock nuts | Disc, double-sealed, loose ball, dual-lock nuts | Double-sealed, loose ball, dual-lock nuts | ||||||
Tires | Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c | Front: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c, Rear: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c | Front: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c, Rear: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c | Front: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c, Rear: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c | Front: Specialized Espoir Elite, 60TPI, aramid bead, double BlackBelt protection, 700x25c, Rear: Specialized Espoir Elite, 60TPI, aramid bead, double BlackBelt protection, 700x25c | Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x25c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x25c | Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c | Front: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c, Rear: Specialized Nimbus, 26TPI, wire bead, Flak Jacket protection, 700x28c | Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c | Front: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c, Rear: Specialized Espoir Sport, 60TPI, wire bead, double BlackBelt protection, 700x28c |