Jamis DAKAR XCR PRO 2010 VS Trek SCRATCH AIR 9 2011 specs comparison

Jamis Dakar XCR Pro

General Infos

Model	Dakar XCR Pro
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	-Natural Carbon
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.9 (inches) Geax Mezcal Front: 26 X 2.1 (inches) Geax Mezcal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Shimano Deore XT M775 Center Lock Disc
Rims manufacturer	32-hole Mavic XM317
Spoke nipples type	Nickel-Plated Brass
Spoke wheel	14ga. DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	High Modulus Carbon Fiber
Frame type	Carbon
Handlebar construction	Ritchey Pro Carbon Rizer OS
Handlebar extender	Optional
Handlebar stem details	Ritchey Pro 4-Axis OS
Headset size	1 1/8 (inches) Threadless Ritchey Pro Logic Press Fit

Gearing Specifications

Bicycle chain	SRAM PC-971 With Power Link
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Deore XT Integrated
Crankset parts and sizes	44/32/22 Teeth Shimano Deore XT Hollowtech II
Gear shift levers	Shimano Deore XT Rapid Fire Plus-SL
Rear gear set	11 - 34 Teeth 9-speed

Jamis Dakar XCR Pro Fork System Data

Derailleur (Front)	Top-pull and clamp-on 34.9 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano XTR Shadow
Fork material	Single Crown
Fork type	100 (millimeters) Travel Fox 32 F100 RL

Other Specs of Jamis Dakar XCR Pro

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	100 (millimeters) Travel Fox Float RP2
Saddle seat	WTB Silverado Team
Seat post extension	31.6 (millimeters) Diameter Ritchey Pro 2-bolt

Trek Scratch Air 9

General Infos

Model	Scratch Air 9
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Matte Black and Raw Tint
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 XR4 Expert
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Avid Elixir CR Brakes
Hubs for disc brakes	DT Swiss E 2000
Rims manufacturer	32-hole DT Swiss E 2000
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Bontrager Rhythm Pro
Handlebar extender	Optional
Handlebar stem details	Bontrager Rhythm
Headset size	Cane Creek Frustum SE Light

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/36 Teeth Race Face Atlas
Gear shift levers	Shimano Deore XT
Rear gear set	11 - 36 Teeth 10-speed

Trek Scratch Air 9 Fork System Data

Derailleur (Front)	Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Single Crown Alloy
Fork type	120-160 (millimeters) Travel Fox 32 Talas FIT RLC

Other Specs of Trek Scratch Air 9

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	170 (millimeters) Travel Fox Float RP-23
Saddle seat	Bontrager Evoke 4
Seat post extension	Crank Brothers Jolpin 4R