Introducing the Specialized Sirrus 4.0 Fitness Road Bike: Your ticket to adventure, speed, and conquering your fitness quests with style. Life's a whirlwind, but fear not – the Sirrus is your trusty steed built for the fast lane of life. Whether it's chasing dreams or chasing the horizon, the Sirrus has your back... or should we say wheels?
Crafted from the cosmos's finest lightweight aluminum alloy and carbon fiber, this bike practically defies gravity. It's like having a piece of a shooting star beneath you. Those MicroSHIFT components? They're tougher than a superhero's resolve, ready to take on the challenge of your daily grind – literally.
Ever wished your bike had brakes that could rival a superhero's cape-catching abilities? Enter the Sirrus and its hydraulic disc brakes. Rain, shine, or even a surprise puddle showdown, you're covered. And let's talk comfort – because who said fitness had to feel like a medieval torture? Our Body Geometry touchpoints are like a spa day for your ride, soothing away the aches during those longer escapades.
So, as you pedal towards your goals, envision the Sirrus as your trusty sidekick. Ready to cruise, conquer, and connect you to the world around you. Let's ride – the journey and FUN await!
Features:
- Carbon FACT 9 fork delivers comfort and saves nearly 3 pounds (1.2kg) over Sirrus 2.0 model.
- Through axle hub connection for positive wheel alignment and no rub Disc brakes.
- Wide range 2x10 MicroShift components for intuitive and precise shifting.
Specifications
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 |
Saddle |
Body Geometry Power Sport, steel rails |
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, 10-speed, 11-32t |
Crankset |
Praxis Alba M24, solid forged arms, 6061 outer ring, steel inner ring, 110 BCD, 10-speed |
Chainrings |
48/32T |
Bottom Bracket |
Praxis M24, BSA |
Chain |
KMC, X10, EPT anti-corrosion coating, 10-speed w/ Missing Link™ |
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 |
Front Tire |
RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c |
Rear Tire |
RoadSport Reflect, Wire bead, Blackbelt/Endurant Casing, 700x32c |
Inner Tubes |
700x28/38mm, 48mm Presta valve |
Front Hub |
Alloy, 6-bolt disc, sealed cartridge bearing, high-low flange, 12x100mm thru-axle, 28h |
Spokes |
Stainless, 14g |
Pedals |
Specialized Body Geometry Fitness, platform, plastic |
Geometry
XXS | XS | S | M | L | XL | |
---|---|---|---|---|---|---|
Crank Length | 165mm | 165mm | 170mm | 172.5mm | 172.5mm | 175mm |
Handlebar Width | 580mm | 580mm | 600mm | 600mm | 620mm | 620mm |
Stem Length | 60mm | 70mm | 70mm | 80mm | 90mm | 100mm |
Saddle Width | 155mm | 155mm | 155mm | 143mm | 143mm | 143mm |
Seatpost Length | 300mm | 300mm | 350mm | 350mm | 400mm | 400mm |
Stack | 587mm | 590mm | 606mm | 635mm | 651mm | 672mm |
Reach | 355mm | 371mm | 376mm | 382mm | 386mm | 398mm |
Head-Tube Length | 111mm | 125mm | 143mm | 169mm | 186mm | 208mm |
Head-Tube Angle | 69.5° | 70° | 70° | 71° | 71° | 71° |
B-B Height | 284mm | 284mm | 284mm | 284mm | 284mm | 284mm |
B-B Drop | 70mm | 70mm | 70mm | 70mm | 70mm | 70mm |
Trail | 78mm | 75mm | 75mm | 68mm | 68mm | 68mm |
Fork Length (full) | 395mm | 395mm | 395mm | 395mm | 395mm | 395mm |
Fork Rake/Offset | 51mm | 51mm | 51mm | 51mm | 51mm | 51mm |
Front-Center | 602mm | 618mm | 629mm | 634mm | 644mm | 663mm |
Chain-Stay Length | 440mm | 440mm | 440mm | 440mm | 440mm | 440mm |
Wheelbase | 1033mm | 1049mm | 1060mm | 1065mm | 1074mm | 1093mm |
Top-Tube Length (horizontal) | 529mm | 549mm | 559mm | 573mm | 581mm | 599mm |
Bike Stand-Over Height | 700mm | 722mm | 750mm | 778mm | 810mm | 831mm |
Seat-Tube Length | 360mm | 395mm | 440mm | 470mm | 510mm | 530mm |
Seat-Tube Angle | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° | 73.5° |