Trek JACK 3 2007 VS Specialized HARDROCK PRO DISC 2006 specs comparison

Trek Jack 3

General Infos

Model	Jack 3
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Gloss White
Sizes	- 13 (inches) - 15 (inches) - 17 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.40 (inches) Bontrager Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 5 Levers Avid Juicy 5 With 8 (inches) Rotor Front and Avid Juicy 5 Hydraulic Disc With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Shimano M-475 Disc
Rims manufacturer	Sun Rhyno Lite
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Earl
Headset size	Semi-cartridge Aheadset

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/36 Teeth Bontrager King Earl
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Trek Jack 3 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum and magnesium
Fork type	80 (millimeters) Travel Manitou Stance Static

Other Specs of Trek Jack 3

Component group sets	Shimano Deore
Pedals details	Bontrager Big Earl Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Big Earl
Seat post extension	Bontrager King Earl

Specialized Hardrock Pro Disc

General Infos

Model	Hardrock Pro Disc
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Wire Bead 26 X 2.20 (inches) Specialized Enduro Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Mechanical Disc With 6 (inches) Roundagon Rotor Brakes Avid BB5
Hubs for disc brakes	Rear: Joy-Tech Disc Disc Cassette Ground Race Double Sealed Loose Ball Ground Race Double Sealed Loose Ball With Alloy QR Front: Joy-Tech
Rims manufacturer	36-hole SUN Singletrack Disc
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	38 (millimeters) Rise 6 Degree Upsweep 640 (millimeters) Width 8 Degree Sweep Alloy
Handlebar extender	Optional
Handlebar stem details	10 Degree Rise Alloy Specialized Mobius
Headset size	Sealed Ball Retainer 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	SRAM PC-951 With Power Link
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Truvativ Power Spline
Crankset parts and sizes	36t Heat Treated Cr-Mo X 24t Heat Treated Cr-Mo With Poly Bash Guard Teeth Truvativ Blaze PS 6066-T6
Gear shift levers	9-speed Triggers SRAM X-7
Rear gear set	11 - 34 Teeth 9-speed

Specialized Hardrock Pro Disc Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Botttom Pull Top Swing SRAM X-GEN
Derailleur (Rear)	Short Cage SRAM X-7
Fork material	Single Crown Magnesium and aluminum and steel
Fork type	100 (millimeters) Marzocchi MZ-3

Other Specs of Specialized Hardrock Pro Disc

Component group sets	SRAM Mix
Pedals details	Specialized Alloy Platform With 9/16 (inches) Cr-Mo Spindle
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport MTB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust