Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Carbon -
Wheels 700c -
Groupset 105, microSHIFT Road -
Suspension Rigid -
Drivetrain 2 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized FACT 9r carbon, Fitness Geometry, Zertz, internal cable routing, tapered/integrated headset, post disc mount, Plug + Play fender mount
Suspension Fork
Specialized FACT carbon, full monocoque, Zertz, post mount disc, Plug + Play fender mounts
Drivetrain
Rear Derailleur
Shimano 105, GS cage, 11-speed
Front Derailleur
Shimano 105, braze-on, road double
Shift Levers
microSHIFT flatbar road, 11-speed
Cassette
Shimano 105, 11-speed, 11-32t
Crank
FSA Gossamer Pro, forged aluminum, sub compact, 48/32T w/chainguard
Bottom Bracket
BB386 EVO
Chain
KMC X11-1, 11-speed w/reusable MissingLink
Pedals
Aluminum platform, aluminum cage, sealed bearings, reflectors
Wheels
Rims
Axis Expert Deep
Tires
Espoir Sport Reflect, 700x30mm, 60TPI, double BlackBelt protection
Brakes
Brakes
Shimano Deore, hydraulic disc, resin pads, 160mm rotor
Cockpit
Stem
Specialized Flowset, integrated, 3D forged alloy, 4-bolt, 12-degree rise, 31.8mm clamp
Handlebar
Specialized, double-butted alloy, 9-degree backsweep, 31.8mm
Seat
Saddle
Canopy Comp, hollow Cr-Mo rails, 155mm
Seatpost
Specialized CG-R, FACT carbon, single bolt, 27.2mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.46 mm | 1.5 mm | 1.54 mm |
| Bottom Bracket Height | 275 mm | 275 mm | 275 mm | 275 mm |
| Front Center | 627 mm | 635 mm | 645 mm | 666 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 65 mm | 62 mm | 58 mm | 58 mm |
| Stack | 580 mm | 597 mm | 622 mm | 656 mm |
| Reach | 401 mm | 409 mm | 416 mm | 426 mm |
| Top Tube Length | 574 mm | 584 mm | 604 mm | 625 mm |
| Seat Tube Angle | 73.3 ° | 73.5 ° | 73 ° | 73 ° |
| Seat Tube Length | 440 mm | 485 mm | 530 mm | 570 mm |
| Head Tube Angle | 71 ° | 71.5 ° | 72 ° | 72 ° |
| Head Tube Length | 150 mm | 165 mm | 190 mm | 225 mm |
| Chainstay Length | 441 mm | 441 mm | 441 mm | 441 mm |
| Wheelbase | 1058 mm | 1066 mm | 1076 mm | 1097 mm |
| Bottom Bracket Drop | 70 mm | 70 mm | 70 mm | 70 mm |
| Standover Height | 758 mm | 790 mm | 827 mm | 866 mm |
| Wheels | 700 | 700 | 700 | 700 |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
Sirrus Expert Carbon completes the Specialized Sirrus model. Specialized released 176 bikes variations of this model so far. You can easily view all of the Specialized Sirrus bikes models from 2017, here.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Fitness bikes
If you want an acceptable Fitness bike you should know that the average price is 656$. However, you could also get a good Fitness bike even if you pay a lower amount than the average price. As a general rule of thumb, you should always read reviews about the bike and its components before buying it to ensure you don’t pay too much.
Internal Cable Routing
This bike has an internal cable routing. As a result, this helps to preserve the bike’s cables. No more cables around your bike.
Overview of components
Fork material
When it comes to the fork, this bike has a carbon one, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels
When it comes to wheels, the Sirrus Expert Carbon bike is equipped with the 700c aluminum model. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
Nothing is more important on a bike than its ability to brake properly. Specialized Sirrus Expert Carbon is equipped with Hydraulic Disc brakes. With Hydraulic Disc brakes, you’ll be able to stop on a dime, even in wet or icy conditions. To sum up, you can ride your bike with confidence.
Sizes
There are 4 sizes available for this model. Rider height can be anywhere between 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, you won’t have a problem finding one that suits you.