Specialized SIRRUS 2015 VS Trek 8.2 DS 2015 specs comparison

Specialized SIRRUS

General Infos

Model	SIRRUS
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- Satin Hyper and Black and Gunmetal -Satin Black and Charcoal and Cyan
Sizes	- XS - S - M - L XL
Sizes	- XS - S - M - L XL

Wheels And Breaking System

Bike front tire	26TPI 700x32c Flak Jacket Protection Wire Bead Specialized Nimbus
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Linear Pull With Alloy Lever Alloy V-brake
Hubs for disc brakes	32h QR Double-sealed
Rims manufacturer	32h CNC Sidewalls Alloy Double-wall 700c
Spoke nipples type	Not Available
Spoke wheel	14g With Brass Nipple Stainless

Frame and Body Specs

Frame materials	Aluminum
Frame type	Fender and rack Eyelets Fully Manipulated Butted Tubing Integrated Lower Bearing Specialized A1 Premium Aluminum
Handlebar construction	25.4 (millimeters) 6-degree Backsweep Alloy Specialized Flat
Handlebar extender	Not Available
Handlebar stem details	20-degree Rise 25.4 (millimeters) Clamp 4-bolt Melt-forged Alloy Ahead Stem
Headset size	External Sealed Upper Bearings 1-1/8 (inches) FSA Integrated Cartridge Lower

Gearing Specifications

Bicycle chain	8-speed Reusable Missing Link KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Bearings Square Taper
Crankset parts and sizes	8-speed Triple With Chainguard Shimano Altus
Gear shift levers	8-speed Shimano EZ Fire
Rear gear set	11-32 8-speed Shimano

Specialized SIRRUS Fork System Data

Derailleur (Front)	Dual-pull Top Swing Shimano FD-M191
Derailleur (Rear)	8-speed Shimano Altus
Fork material	High Tensile Steel
Fork type	Rack and fender Mounts Straight Blade Steel

Other Specs of Specialized SIRRUS

Component group sets	Co (millimeters)uter Mix
Pedals details	Nylon Flat
Rear shock absorber	Not Available
Saddle seat	155 (millimeters) Steel Rails Body Geometry Targa Sport
Seat post extension	12.5 (millimeters) Offset 2-bolt 27.2 (millimeters) Anti-corrosion Hardware Micro-adjust Alloy

Trek 8.2 DS

General Infos

Model	8.2 DS
Manufacturer	Trek
Year of production	2015
Current price	Check price Here ==>
Color choice	- Paramount Grey and Volt Green -Ti and Viper Red
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	700x38c Bontrager LT1
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Shimano Altus Levers Tektro Alloy Linear-pull Brakes
Hubs for disc brakes	Formula FM31 Alloy Formula FM21 Alloy
Rims manufacturer	Bontrager AT-750 Double-walled Alloy
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Aluminum
Frame type	DuoTrap S Compatible Rack And Fender Mounts Alpha Gold Aluminum
Handlebar construction	30 (millimeters) Rise Steel Bontrager Riser
Handlebar extender	Not Available
Handlebar stem details	25 Degree 25.4 (millimeters) Bontrager Approved
Headset size	1-1/8 (inches) Semi-cartridge Bearings

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	48/38/28 With Chainguard Shimano M131
Gear shift levers	7 Speed Shimano Altus EF51
Rear gear set	7 Speed SunRace Freewheel 14-34

Trek 8.2 DS Fork System Data

Derailleur (Front)	Shimano Tourney
Derailleur (Rear)	Shimano Altus M310
Fork material	Suspension
Fork type	63 (millimeters) Travel Coil Spring Preload SR Suntour NEX

Other Specs of Trek 8.2 DS

Component group sets	Co (millimeters)uter Mix
Pedals details	Wellgo Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager SSR
Seat post extension	12 (millimeters) Offset 27.2 (millimeters) Bontrager SSR