Specialized ROCKHOPPER EXPERT 2009 VS Trek 4300 DISC 2011 specs comparison

Specialized Rockhopper Expert

General Infos

Model	Rockhopper Expert
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Metallic Red -Dream Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Auriga Comp Levers Tektro Auriga Comp Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized RHD
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M442
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Chromoly and alloy and magnesium
Fork type	100 (millimeters) Travel RockShox Tora SLite

Other Specs of Specialized Rockhopper Expert

Component group sets	Shimano Deore
Pedals details	Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

Trek 4300 Disc

General Infos

Model	4300 Disc
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Gloss Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1 (inches) Bontrager XR2
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax DSK-907
Hubs for disc brakes	Rear: Shimano Alloy M475 Front: Formula DC20
Rims manufacturer	32-hole Bontrager Ranger
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Bontrager SSR
Handlebar extender	Optional
Handlebar stem details	Bontrager SSR
Headset size	1 1/8 (inches) Threadless Semi Integrated

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano M311
Gear shift levers	Shimano M360
Rear gear set	11 - 32 Teeth 8-speed

Trek 4300 Disc Fork System Data

Derailleur (Front)	Shimano M310
Derailleur (Rear)	Shimano M410
Fork material	Single
Fork type	100 (millimeters) Travel Spinner 300

Other Specs of Trek 4300 Disc

Component group sets	Shimano Mix
Pedals details	Wellgo Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Evoke 1
Seat post extension	31.6 (millimeters) Diameter Bontrager SSR