Specialized DEMO 7 I 2007 VS Trek SESSION 77 2005 specs comparison

Specialized Demo 7 I

General Infos

Model	Demo 7 I
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	-Green
Sizes	- Small - medium - large
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.30 (inches) Specialized Chunder
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 5 Levers Avid Juicy 5 With 200 (millimeters) Rotor Brakes
Hubs for disc brakes	Rear: Specialized Bolt-on Front: Specialized Disc 20 (millimeters) Thru Axle
Rims manufacturer	36-hole Specialized E450
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Demo Riser
Handlebar extender	Optional
Handlebar stem details	TruVativ Holzfeller
Headset size	1 1/2 (inches) Threadless 7050 Alloy

Gearing Specifications

Bicycle chain	SRAM PC-951
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	113 (millimeters) Spindle TruVativ Howitzer Team
Crankset parts and sizes	36 Teeth TruVativ Holzfeller
Gear shift levers	SRAM X.7 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Demo 7 I Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.9
Fork material	Single Crown Magnesium and aluminum
Fork type	180 (millimeters) RockShox Totem Coil

Other Specs of Specialized Demo 7 I

Component group sets	Mountain Mix
Pedals details	Alloy Platform
Rear shock absorber	7 (inches) Fox DHX 4.0
Saddle seat	Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter Syncros Derived 2-bolt

Trek Session 77

General Infos

Model	Session 77
Manufacturer	Trek
Year of production	2005
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.50 (inches) Bontrager Big Earl Front: 26 X 2.70 (inches) Bontrager Big Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HFX-Mag Levers Hayes HFX-Mag Brakes
Hubs for disc brakes	Bontrager Big Earl
Rims manufacturer	Bontrager Big Earl
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	ZR 9000 Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Big Earl
Headset size	Not Available

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32 Teeth Shimano Saint
Gear shift levers	SRAM X-9 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Trek Session 77 Fork System Data

Derailleur (Front)	Shimano Deore XT
Derailleur (Rear)	SRAM X-9
Fork material	Single Crown Aluminum
Fork type	170 (millimeters) Manitou Sherman Breakout Plus

Other Specs of Trek Session 77

Component group sets	Mountain Mix
Pedals details	Aluminum Platform
Rear shock absorber	170 (millimeters) Manitou Swinger 4-Way Coil
Saddle seat	Bontrager Big Earl
Seat post extension	Bontrager Big Earl