Trek 3900 2006 VS Specialized HARDROCK XC DISK 2008 specs comparison

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	- Willow Green and Gray Green -Matte Lava Black and Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (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 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano RM30 Front: Aluminum
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Hi-tensile
Handlebar extender	Not Available
Handlebar stem details	Bontrager
Headset size	Aheadset Slimstak

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 XCC-150
Gear shift levers	Shimano EF50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano FD-C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum
Fork type	70 (millimeters) Travel InSync Grind 1

Other Specs of Trek 3900

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager

Specialized Hardrock XC Disk

General Infos

Model	Hardrock XC Disk
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- Charcoal Keyline -Copper and Navy
Sizes	- 13 - 15 - 17 - 19 - 21 - 23

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	Tektro 2-finger Levers Tektro IOX With 6 (inches) Rotor 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 Disk 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 Disk

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