Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset 105, Shimano -
Suspension Rigid -
Drivetrain 3 × 10 -
Brakes Rim
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized Sirrus E5 aluminum, carbon seatstays w/ Zertz inserts, integrated headset
Suspension Fork
Sirrus Carbon Fork, carbon crown and alloy steerer
Drivetrain
Rear Derailleur
Shimano 105
Front Derailleur
Shimano
Shift Levers
Shimano Flat Bar Road Shifters
Cassette
Shimano 105, 10-speed, 12-27t
Crank
Shimano FCR-553
Bottom Bracket
With Crankset
Chain
KMC X10 CP
Pedals
Silver cage/black body, w/ black toe clips and strap
Wheels
Front Hub
Forged alloy, sealed, 28h for J bend round spokes
Rear Hub
Forged alloy, sealed, cassette, QR, 32h
Rims
Mavic CXP-22 S, aluminum triple-wall, sleeve joint, CNC machined sidewalls, w/ eyelets
Spokes
Stainless 14g
Tires
All Condition Armadillo Elite, 700 x 28c, aramid bead, 120TPI
Brakes
Brakes
Mini-V brakes cold-forged, steel cartridge pads
Brake Levers
Forged alloy
Cockpit
Stem
Specialized Comp-Set, 3D forged alloy, 4-position adjustable, 4-bolt 31.8mm clamp
Handlebar
2014 alloy, flat bar, 5-degree bend
Headset
Cage bearings integrated HS. w/ 20mm of spacers w/ top cap
Seat
Saddle
Body Geometry Sonoma, 155mm width
Seatpost
Carbon wrapped, two-bolt clamp, 27.2mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Front Center | 614 mm | 613 mm | 619 mm | 630 mm | 641 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 73 mm | 65 mm | 63 mm | 60 mm | 57 mm |
| Top Tube Length | 530 mm | 545 mm | 560 mm | 580 mm | 600 mm |
| Seat Tube Angle | 76 ° | 75 ° | 74 ° | 73.5 ° | 73 ° |
| Seat Tube Length | 400 mm | 445 mm | 480 mm | 515 mm | 565 mm |
| Head Tube Angle | 70 ° | 71.25 ° | 71.5 ° | 72 ° | 72.5 ° |
| Head Tube Length | 135 mm | 155 mm | 185 mm | 215 mm | 250 mm |
| Chainstay Length | 440 mm | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1042 mm | 1038 mm | 1045 mm | 1056 mm | 1066 mm |
| Bottom Bracket Drop | 76 mm | 74 mm | 70 mm | 70 mm | 70 mm |
| Standover Height | 727 mm | 763 mm | 796 mm | 824 mm | 860 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |
About this model
Sirrus Expert is part of the Specialized Sirrus model. Specialized launched 176 bikes of this model so far. Check out the entire range from 2010 of this model, by clicking this link.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Fitness bikes
If you want an acceptable Fitness bike you should know that the average price is 656$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Fitness bike. 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.
Overview of components
Fork material
The fork is made out of carbon, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels
The Sirrus Expert 2010 bike is equipped with 700c aluminum wheels when leaving the factory. These wheels are the most used kind for road bikes in general. However, these wheels don’t perform so well when passing over obstacles.
Brakes
For your safety, it is important to have quality breaks on your bike. Specialized Sirrus Expert has Rim brakes installed. Rim brakes are cheaper than hydraulic brakes, and also easier to maintain. However, they have problems in wet conditions.
Sizes
Specialized Sirrus Expert bike has 5 sizes, in the range of 156 cm – 195 cm (5.12 ft – 6.4 ft). In conclusion, you won’t have a problem finding one that suits you.