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Create an accountSpecialized Sirrus 4.0
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Select variant below then view stock | here |
FEATURES
You have places to go, people to see, and fitness goals to achieve. We get it—life moves pretty fast, so it's a good thing we made Sirrus to help you with all of it. Wherever you're heading, Sirrus will take you there. Sirrus features a super light Aluminum Alloy and carbon fiber construction, as well as reliable MicroSHIFT components that are built to withstand years of daily abuse on the world's pavement. Powerful hydraulic disc brakes provide reliable stopping power in any condition, and comfortable, ergonomically designed Body Geometry touchpoints are there to take the sting out of longer rides. So, as you push yourself to reach your goals, you'll feel more connected to your bike and know that you have the perfect partner with Sirrus.
- Carbon FACT 9 fork delivers comfort and saves nearly 3 pounds (1.2kg) over Sirrus 2.0 model.
- Wide range 2x9 MicroSHIFT components for intuitive and precise shifting.
- Lightweight 2 piece crank for years of performance.
SPECS
- Frame - 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
- Fork - Specialized FACT 9r Carbon Monocoque, flat-mount disc, 12x100mm thru-axle, low rider mounts, Plug + Play fender mounts, Future Shock 1.5
- Handlebars - Double-butted alloy, 9-degree backsweep, 31.8mm
- Stem - Future Stem, Comp
- Tape - Specialized Body Geometry Contour, lock-on
- SeatPost - Alloy, 2-bolt, 14mm offset, 27.2mm
- Seat Binder - Bolt-type, 31.8mm
- Front Brake - Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
- Rear Brake - Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
- Shift Levers - MicroSHIFT, 10-speed
- Front Derailleur - MicroSHIFT FD-R522, Band-clamp
- Rear Derailleur - MicroSHIFT RD-R55S, short cage
- Cassette - SUNRACE,CSRS0.TAS0.XS0,11-28T,10SP,SHIMNAO,W/ALLOY SPIDER
- Chain - KMC, X10, EPT anti-corrosion coating, 10-speed w/ Missing Link™
- Crankset - Praxis Alba M24, solid forged arms, 6061 outer ring, steel inner ring, 110 BCD, 10-speed
- Chainrings - 40T
- Bottom Bracket - Praxis M24, BSA
- Front Hub - Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h
- Rims - 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Rear Hub - Alloy, 6-bolt disc, sealed cartridge bearings, high-low flange, 12x142mm thru-axle, 28h
- Spokes - Stainless, 14g
- Front Tire - RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
- Rear Tire - RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c
- Saddle - Body Geometry Power Sport, steel rails
- Inner Tubes - 700x28/38mm, 48mm Presta valve
- Pedals - Specialized Body Geometry Fitness, platform, plastic
GEOMETRY
XXS | XS | S | M | L | XL | |
---|---|---|---|---|---|---|
B-B Drop | 70 | 70 | 70 | 70 | 70 | 70 |
B-B Height | 284 | 284 | 284 | 284 | 284 | 284 |
Bike Stand-Over Height | 700 | 722 | 750 | 778 | 810 | 831 |
Chain-Stay Length | 440 | 440 | 440 | 440 | 440 | 440 |
Crank Length | 165 | 165 | 170 | 172.5 | 172.5 | 175 |
Fork Length (full) | 395 | 395 | 395 | 395 | 395 | 395 |
Fork Rake/Offset | 51 | 51 | 51 | 51 | 51 | 51 |
Front-Center | 602 | 618 | 629 | 634 | 644 | 663 |
Handlebar Width | 580 | 580 | 600 | 600 | 620 | 620 |
Head-Tube Angle | 69.5 | 70 | 70 | 71 | 71 | 71 |
Head-Tube Length | 111 | 125 | 143 | 169 | 186 | 208 |
Reach | 355 | 371 | 376 | 382 | 386 | 398 |
Saddle Width | 155 | 155 | 155 | 143 | 143 | 143 |
Seat-Tube Angle | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 | 73.5 |
Seat-Tube Length | 360 | 395 | 440 | 470 | 510 | 530 |
Seatpost Length | 300 | 300 | 350 | 350 | 400 | 400 |
Stack | 587 | 590 | 606 | 635 | 651 | 672 |
Stem Length | 60 | 70 | 70 | 80 | 90 | 100 |
Top-Tube Length | 529 | 549 | 559 | 573 | 581 | 599 |
Trail | 78 | 75 | 75 | 68 | 68 | 68 |
Wheelbase | 1033 | 1049 | 1060 | 1065 | 1074 | 1093 |