Specialized ROCKHOPPER 2011 VS Trek 930 1998 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Red -Blk and Brn
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 The Captain 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 Front: Forged Alloy Hi and low Flange
Rims manufacturer	28-hole and 32-hole Alex RHD 26 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4 Alloy
Frame type	TIG-welded
Handlebar construction	Butted Alloy Risebar
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	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.5
Fork material	Single Crown Alloy Steerer
Fork type	SR Suntour SF11

Other Specs of Specialized Rockhopper

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

Trek 930

General Infos

Model	930
Manufacturer	Trek
Year of production	1998
Current price	Check price Here ==>
Color choice	-Metallized Green
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Mythos XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Lee Chi LV77E Levers Lee Chi TX22 Brakes
Hubs for disc brakes	Rear: Aluminum Quick Release Front: System 1 Suspension
Rims manufacturer	32-hole Matrix Guru
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Triple-butted True Temper Chromoly
Frame type	TIG-welded
Handlebar construction	System 1
Handlebar extender	Optional
Handlebar stem details	System 1
Headset size	1 1/8 (inches) Threadless Aheadset Kontak ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-21
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	24/34/42 Teeth Sugino Impel 250
Gear shift levers	Grip Shift ESP 700
Rear gear set	11 - 28 Teeth 8-speed

Trek 930 Fork System Data

Derailleur (Front)	Top-pull Shimano Alivio Top-swing
Derailleur (Rear)	Grip Shift ESP 7.0
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy S

Other Specs of Trek 930

Component group sets	Mountain Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo Crossbow
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust