Specialized Sirrus 2007 Technical specs and features

Brand Specialized
Model Sirrus
First production 2007
Bike category Commuter
Bike sub-category City Commuter
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Parts And Accessories Specialized Sirrus Parts   
Available Sizes - Xlarge
- xsmall
- small
- medium
- large


Wheels And Breaking System

Bike front tire700 X 28c Specialized All Condition
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano EF-50 Levers
6061 Linear Pull Brakes
Hubs for disc brakesSpecialized Alloy
Rims manufacturer 32-hole
Rear: Alex R500
Front: Alex R-500
Spoke nipples typeNot Available
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specifications

Frame materialsSpecialized A1 Premium Aluminum
Frame typeTIG-welded
Handlebar constructionSpecialized Event
Handlebar extenderOptional
Handlebar stem detailsSpecialized 3D
Headset size1 1/8 (inches) Integrated Specialized Mindset

Gearing Specs

Bicycle chainKMC Z72
Bottom bracket shell width68 (millimeters)
Bottom bracket type 113 (millimeters) Spindle
Sport Cartridge
Crankset parts and sizes 28/38/48 Teeth
Sugino XD
Gear shift leversShimano EF-50
Rear gear set 12 - 25 Teeth
8-speed

Specialized Sirrus Fork System Data

Derailleur (Front) 31.8 (millimeters) Clamp
Shimano T301
Derailleur (Rear)Shimano Sora
Fork material Unicrown Crown
Aluminum and chromoly Steerer
Fork typeSpecialized Comp

Other Specs of Specialized Sirrus

Component group setsCo (millimeters)uter Mix
Available colors - Gray
- Blue
- Red and Silver
Weight Unspecified
Pedals details Alloy Cage With Toe Clips And Straps
Composite Body
Rear shock absorberNot Available
Saddle seatBody Geometry Milano Comfort Max
Seat post extension 27.2 (millimeters) Diameter
Alloy Suspension


Specialized Sirrus bike review

Specialized produced the Sirrus bike in 2007 and can be classified as a Commuter bicycle, this exact model costs in american market arround $550.00.
Sirrus bike is available in many sizes such as Xlarge , xsmall , small , medium and large .
Specialized Commuter Sirrus can be found in a few colors, among these colors Gray, Blue and Red and Silver .
This bike is equiped with 700 x 28c Specialized All Condition tires and Stainless steel spoke wheel while the rims are manufactured by Front: Alex R-500, Rear: Alex R500, 32-hole. Specialized equiped this exact model with 6061 linear pull brakes, Shimano EF-50 levers braking system and Specialized alloy hubs.
To guarantee the comfiest ride Specialized used Specialized A1 Premium Aluminum material for the frame. Specialized Event high strength material is used on the handlebar of this Sirrus to ensure the perfect handling while the stems are made of Specialized 3D.
For the smoothest biking experience Sugino XD, 28/38/48 teeth is used on this bicycle linked to KMC Z72 chain that is easily replaceable as stated by Specialized, the whole system is connected to a high reliability Shimano EF-50 gear shift levers.