Specialized HARDROCK SPORT DISC 2011 VS Trek JACK 1 2007 specs comparison

Specialized Hardrock Sport Disc

General Infos

Model	Hardrock Sport Disc
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Red and Blk -Blk and Wht
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Specialized Fast Track LK Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole Alex RHD 26 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riserbar
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Disc Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.4
Fork material	Single
Fork type	80 (millimeters) SR Suntour SF11

Other Specs of Specialized Hardrock Sport Disc

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

Trek Jack 1

General Infos

Model	Jack 1
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Gloss Navy
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	Shimano EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Shimano M-475 Disc
Rims manufacturer	Bontrager Camino
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager 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	22/32/44 Teeth Shimano M-341
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek Jack 1 Fork System Data

Derailleur (Front)	Shimano C-050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	100 (millimeters) Travel RST Gila T7

Other Specs of Trek Jack 1

Component group sets	Shimano Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Earl Jump
Seat post extension	Bontrager Sport