Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Acera, Suntour SR -
Suspension Rigid -
Drivetrain 3 × 9 -
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 A1 Premium Aluminum, fully manipulated butted tubing, integrated lower bearing, fender/rack eyelets
Suspension Fork
Steel straight blade, fender eyelets
Drivetrain
Rear Derailleur
Shimano Acera 9-speed
Front Derailleur
Shimano Acera, 31.8mm, top swing
Shift Levers
Shimano Acera Rapidfire, 9-speed
Cassette
Shimano Alivio, 9-speed, 11-32t
Crank
SR Suntour XCR
Bottom Bracket
Sealed cartridge, square taper, 68mm
Chain
KMC X9 nickel plate, reusable Missing Link
Pedals
Sirrus pedal, 1.5mm Varus Wedge, nylon body with symmetric steel cage, low profile bearing system, toe clip capable
Wheels
Front Hub
Forged alloy, sealed, alloy quick release, 32h
Rear Hub
Forged alloy, sealed, cassette, alloy quick release, 32h
Rims
Sirrus DLX700, double-wall, 700c, CNC machined, 32h
Spokes
Stainless 2.0mm threadlocked
Tires
Specialized Nimbus w/ Flak Jacket, 26 TPI, 700x32c
Brakes
Brakes
Alloy linear pull
Brake Levers
Die cast ""V""-brake lever, linear pull
Cockpit
Stem
Alloy, 20-degree, 25.4mm clamp
Handlebar
Sirrus alloy flat bar, 6-degree bend
Headset
1-1/8"" Integrated cartridge lower, external sealed upper bearing
Seat
Saddle
Body Geometry Targa Sport, 155mm
Seatpost
Alloy, double bolt, 27.2mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Front Center | 621 mm | 629 mm | 637 mm | 647 mm | 667 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 70 mm | 67 mm | 63 mm | 60 mm | 60 mm |
| Top Tube Length | 550 mm | 565 mm | 575 mm | 595 mm | 615 mm |
| Seat Tube Angle | 73.5 ° | 73.25 ° | 73.5 ° | 73 ° | 73 ° |
| Seat Tube Length | 395 mm | 440 mm | 485 mm | 530 mm | 570 mm |
| Head Tube Angle | 70.5 ° | 71 ° | 71.5 ° | 72 ° | 72 ° |
| Head Tube Length | 130 mm | 150 mm | 165 mm | 190 mm | 225 mm |
| Chainstay Length | 440 mm | 440 mm | 440 mm | 440 mm | 440 mm |
| Wheelbase | 1051 mm | 1060 mm | 1068 mm | 1077 mm | 1098 mm |
| Bottom Bracket Drop | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm |
| Standover Height | 711 mm | 745 mm | 781 mm | 816 mm | 854 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 belongs to the Specialized Sirrus model. Specialized launched 176 bikes of this model so far. Check out the entire range from 2012 of this model, by clicking this link.
Safety
Your safety is a top priority so always wear a helmet when you ride your bike. Moreover, wear the right clothing. You want to be visible to other drivers, so avoid wearing dark clothing.
Fitness bikes average price
If you want an acceptable Fitness bike you should know that the average price is 656$. However, even though the average price of a Fitness bike is lower, you might still be able to get a top-quality bike. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Sirrus Sport components
Fork material
When it comes to the fork, this bike has a steel one, which is tougher than carbon in the case of an impact. However, it can add some extra weight to the bike.
Wheels
The Sirrus Sport 2012 bike is equipped with 700c aluminum wheels when leaving the factory. These are the most popular wheels for road, aero, gravel, cyclocross, race, and gravel bikes. 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 Sport has Rim brakes installed. Rim brakes are cheaper than hydraulic brakes, and also easier to maintain. However, they have problems in wet conditions.
Sizes
This bike is available in 5 sizes. They vary from 156 cm – 195 cm (5.12 ft – 6.4 ft). In short, it won’t be difficult to find the right one for you.