Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Alivio, Altus -
Suspension Rigid -
Drivetrain 3 × 8 -
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 A1 Premium aluminum, fully manipulated tubing, compact design, hourglass speedstays, integrated headset
Suspension Fork
Sirrus carbon legs & crown, alloy steerer
Drivetrain
Rear Derailleur
Shimano Alivio
Front Derailleur
Shimano Altus
Shift Levers
Shimano EF-50, EZ Fire
Cassette
Shimano HG-40, 8-speed, 11-32t
Crank
Shimano FCM-191
Bottom Bracket
Sealed cartridge, square taper, 68mm
Chain
KMC Z-51
Pedals
Silver cage/black body, w/ black toe clips and strap
Wheels
Front Hub
Forged alloy, sealed, QR, 32h
Rear Hub
Forged alloy, double-sealed, cassette, QR, 32h
Rims
Alex S500, aluminum, sleeve joint, CNC machined sidewalls
Spokes
Stainless 14g
Tires
Specialized All Condition Sport, 700x32c, wire bead, 60TPI, w/ Flak Jacket protection
Brakes
Brakes
Forged 6061 aluminum Mini V-Brake, 85mm linear pull, w/ cartridge pads
Brake Levers
Forged alloy
Cockpit
Stem
Specialized Elite-Set, 3D forged alloy, 4-position adjustable, 4-bolt 31.8mm clamp
Handlebar
Specialized Sirrus Elite, 6061 aluminum, small riser, 31.8mm
Headset
Cage bearings integrated HS. w/ 20mm of spacers w/ top cap
Seat
Saddle
Body Geometry Sonoma, 155mm width
Seatpost
Alloy, 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 |
Model Overview
Sirrus Sport is a 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 2010, 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.
Fitness bikes average price
According to our calculations, the average cost of a Fitness bike that is reliable is 656$. However, even if your budget is less than the average, you might still be able to get a top-quality Fitness bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
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 size
When it comes to wheels, the Sirrus Sport bike is equipped with the 700c aluminum model. These wheels are the most used kind for road bikes in general. However, while they give you great speed and control, these wheels are not so bump-friendly.
Brakes
For your safety, it is important to have quality breaks on your bike. Specialized Sirrus Sport has Rim brakes installed. Slightly lighter than hydraulic brakes, rim brakes are a budget choice. However, you could spend a little extra and get a bike that has hydraulic brakes.
Sizes
This bike is available in 5 sizes. They vary from 156 cm – 195 cm (5.12 ft – 6.4 ft). In conclusion, it won’t take much to find one that’s right for you.