Trek 3900 DISC 2009 VS Specialized HARDROCK XC 2008 specs comparison

Trek 3900 Disc

General Infos

Model	3900 Disc
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	-Matte Khaki
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers ProMax Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano M-475 Disc Front: Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP A76C-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth SR Suntour XCC T102
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Disc Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown
Fork type	80 (millimeters) Travel SR Suntour XCT V2

Other Specs of Trek 3900 Disc

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Approved
Seat post extension	Bontrager SSR

Specialized Hardrock XC

General Infos

Model	Hardrock XC
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- Black and Red - Brown and Silver -Black Keyline
Sizes	- 13 - 15 - 17 - 19 - 21

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast LK Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Aliminum Levers ProMax Linear-pull Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Freewheel Front: Specialized Forged Alloy
Rims manufacturer	32-hole Alex Z-1000
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Hi-tensile Steel
Handlebar extender	Optional
Handlebar stem details	Alloy A-Head
Headset size	1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z7
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	125 (millimeters) Spindle Square Taper TH Cartridge
Crankset parts and sizes	24/34/42 Teeth Shimano FX-TX70
Gear shift levers	Shimano RS-43 Revo Twist
Rear gear set	13 - 34 Teeth 7-speed

Specialized Hardrock XC Fork System Data

Derailleur (Front)	Clamp On 34.9 (millimeters) Shimano FD-C050
Derailleur (Rear)	Shimano Altus
Fork material	Single
Fork type	80 (millimeters) RST Capa T26

Other Specs of Specialized Hardrock XC

Component group sets	Mountain Mix
Pedals details	Specialized Steel
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust