Trek 8.2 DS 2015 VS Specialized SIRRUS 2007 specs comparison

Trek 8.2 DS

General Infos

Model	8.2 DS
Manufacturer	Trek
Year of production	2015
Current price	🛒 View Price →
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)
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

Specialized Sirrus

General Infos

Model	Sirrus
Manufacturer	Specialized
Year of production	2007
Current price	🛒 View Price →
Color choice	- Blue - Red and Silver -Gray
Sizes	- Xlarge - xsmall - small - medium - large

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Condition
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano EF-50 Levers 6061 Linear Pull Brakes
Hubs for disc brakes	Specialized Alloy
Rims manufacturer	32-hole Rear: Alex R500 Front: Alex R-500
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Event
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Integrated Specialized Mindset

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sport Cartridge
Crankset parts and sizes	28/38/48 Teeth Sugino XD
Gear shift levers	Shimano 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 type	Specialized Comp

Other Specs of Specialized Sirrus

Component group sets	Co (millimeters)uter Mix
Pedals details	Alloy Cage With Toe Clips And Straps Composite Body
Rear shock absorber	Not Available
Saddle seat	Body Geometry Milano Comfort Max
Seat post extension	27.2 (millimeters) Diameter Alloy Suspension