Trek SCRATCH AIR 8 2010 VS Specialized DEMO 8 2 2008 specs comparison

Trek Scratch Air 8

General Infos

Model	Scratch Air 8
Manufacturer	Trek
Year of production	2010
Current price	Check price Here ==>
Color choice	-Matte Titanium
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Bontrager FR-4
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixer R Carbon Hydraulic Levers Avid Elixer R Carbon Disc Brakes
Hubs for disc brakes	Bontrager Cousin Earl Elite Disc
Rims manufacturer	Tubeless Ready Bontrager Cousin Earl Elite
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Red Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Rhythm
Headset size	1 1/8 (inches) - 1 1/2 (inches) FSA No. 57E

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	44/32/22 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT
Rear gear set	11 - 34 Teeth 9-speed

Trek Scratch Air 8 Fork System Data

Derailleur (Front)	Direct Mount Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT Shadow
Fork material	Single Crown Crown Alloy
Fork type	160 (millimeters) Travel Fox 36 Talas R With 20 (millimeters) QR Thru Axle

Other Specs of Trek Scratch Air 8

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	170 (millimeters) Travel Fox DHX Air 4.0
Saddle seat	Bontrager Rhythm
Seat post extension	31.6 (millimeters) Diameter Crank Brothers Joplin With Remote

Specialized Demo 8 2

General Infos

Model	Demo 8 2
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Black
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	185 (millimeters) Rotor Rear Brakes 203 (millimeters) Rotor Front and Avid Code 7 Avid Code 7 Hydraulic Disc Hydraulic Disc Hydraulic Disc Levers Avid Code 7
Hubs for disc brakes	20 (millimeters) Thru Axle Rear: Specialized Bolt-on 135 (millimeters) Hollow 10 (millimeters) Cr-Mo Axle With RD Guard Front: Specialized Disc
Rims manufacturer	36-hole DT Swiss EX5.1D
Spoke nipples type	Alloy Niples
Spoke wheel	14/15ga. Double-butted DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 (millimeters) 6066 Alloy 680 (millimeters) Wide Specialized Demo Rise Bar
Handlebar extender	Optional
Handlebar stem details	TruVativ Holzfeller
Headset size	1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-971 With Power Link
Bottom bracket shell width	Not Available
Bottom bracket type	Truvativ Holzfeller Team
Crankset parts and sizes	170 (millimeters) 36 Teeth With Gamut P-30 Guide Truvativ Holzfeller
Gear shift levers	SRAM X-9 Trigger
Rear gear set	12 - 26 Teeth 9-speed

Specialized Demo 8 2 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X-0
Fork material	Dual
Fork type	200 (millimeters) Travel Fox 40 RC2

Other Specs of Specialized Demo 8 2

Component group sets	Downhill Mix
Pedals details	Screw In Pins Specialized Lo-Pro Mag
Rear shock absorber	8.2 (inches) Travel Fox DHX 5.0 Coil Over
Saddle seat	8 (millimeters) Cr-Mo Rails Specialized Enduro
Seat post extension	30.9 (millimeters) Diameter Thomson