Specialized DEMO 8 II 2009 VS Trek SESSION 77 2007 specs comparison

Specialized Demo 8 II

General Infos

Model	Demo 8 II
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Ano Blue Cheetah
Sizes	- Small - medium - large
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Specialized Chunder SX
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixir R Carbon Levers Avid Elixir R Carbon With 203 (millimeters) Rotor Front and Avid Elixir R Carbon With 185 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: Specialized Thru-axle Front: Specialized Hi Lo Disc
Rims manufacturer	32-hole DT Swiss F550
Spoke nipples type	Brass Nipples
Spoke wheel	14/15/14ga. Butted DT Swiss Competition Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 ORE Aluminum and Magnesium
Frame type	TIG-welded
Handlebar construction	Specialized Demo Riser 31.8 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Specialized Aggro
Headset size	1 1/8 (inches) Cartridge

Gearing Specifications

Bicycle chain	SRAM PC-971
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	Truvativ Howitzer XR
Crankset parts and sizes	36 Teeth TruVativ Holzfeller
Gear shift levers	SRAM X.9 Trigger
Rear gear set	12 - 26 Teeth 9-speed

Specialized Demo 8 II Fork System Data

Derailleur (Front)	Chain Retention Device Gamut P-30 Chain Guide
Derailleur (Rear)	SRAM X.0
Fork material	Dual Crown Magnesium and aluminum
Fork type	200 (millimeters) Travel Fox 40 RC2

Other Specs of Specialized Demo 8 II

Component group sets	SRAM Mix
Pedals details	Specialized Lo Pro Mag
Rear shock absorber	8.2 (inches) Travel Fox DHX 5.0 Coil
Saddle seat	Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter Thomson

Trek Session 77

General Infos

Model	Session 77
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Bluegray Anodized
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.60 (inches) Bontrager Big Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy Code Levers Avid Juicy Code With 8 (inches) Rotor Brakes
Hubs for disc brakes	Bontrager King Earl
Rims manufacturer	Bontrager King Earl
Spoke nipples type	Not Available
Spoke wheel	Bontrager

Frame and Body Specs

Frame materials	ZR 9000 Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager King Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Big Earl
Headset size	Cane Creek Double X

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32 Teeth Bontrager King Earl
Gear shift levers	SRAM X.0
Rear gear set	11 - 34 Teeth 9-speed

Trek Session 77 Fork System Data

Derailleur (Front)	SRAM X.9
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Aluminum and magnesium
Fork type	180 (millimeters) Travel Manitou Travis Single Intrinsic

Other Specs of Trek Session 77

Component group sets	SRAM X.0/mix
Pedals details	Bontrager King Earl Platform
Rear shock absorber	7 (inches) Travel Manitou Swinger 4-Way
Saddle seat	Bontrager Big Earl
Seat post extension	Bontrager King Earl