Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 700c -
Groupset Altus, Shimano -
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 A1 Premium Aluminum, fully manipulated butted tubing, integrated lower bearing, fender/rack eyelets
Suspension Fork
Specialized Hi-Ten steel fork
Drivetrain
Rear Derailleur
Shimano Altus
Front Derailleur
Shimano FDM-191, top-swing, dual-pull
Shift Levers
Shimano EF-51, EZ Fire
Cassette
Shimano 8-speed, 11-32
Crank
Shimano FC-M131 triple, 8-speed, w/ chainguard
Bottom Bracket
Cartridge bearing, square spindle w/ crank stop right side, capless bolts
Chain
KMC X-8, reusable Missing Link
Pedals
Nylon flat pedal
Wheels
Front Hub
Double sealed, ground race, dual lock nuts w/ 17mm contact side, 5mm QR
Rear Hub
Double-sealed, loose ball, dual-lock nuts
Rims
Alex alloy double-wall, CNC Sidewalls, 32 holes
Spokes
Stainless, 2.0mm (14g)
Tires
Specialized Nimbus w/ Flak Jacket, 26TPI, 700x32c
Brakes
Brakes
Die cast alloy, linear pull
Brake Levers
Shimano EF-51 2-finger, brake & shift Lever
Cockpit
Stem
Melt-forged alloy, 4-bolt, 20-degreeree rise, 25.4mm clamp
Handlebar
Specialized alloy flat bar, 25.4mm, 6-degreeree backsweep
Headset
1-1/8"" FSA integrated cartridge lower, external sealed upper bearing
Seat
Saddle
Body Geometry Targa Sport, 155mm
Seatpost
Alloy, 2-bolt head, 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 |
About this model
Sirrus belongs to the Specialized Sirrus model. There are 176 bikes that carry this model name. Check out the entire range from 2013 of this model, by clicking this link.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Fitness bikes average price
According to our math, the average price for a trustworthy Fitness bike is 656$. However, you could also get a good Fitness bike even if you pay a lower amount than the average price. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Sirrus components
Fork material
Sirrus has a steel fork, which is tougher than carbon in the case of an impact. However, it can add some extra weight to the bike.
Wheels
When it comes to wheels, the Sirrus 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
Stopping the bike when needed, it’s essential for your safety. This bike has Rim brakes. 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 conclusion, it won’t take much to find one that’s right for you.