Specialized ROCKHOPPER 1996 VS Trek 4000 1999 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1996
Current price	Check price Here ==>
Color choice	- metallic blue -Green
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Specialized Ground Master Front: 26 X 1.95 (inches) Specialized Ground Control II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Tourney TY-30 Levers Shimano Altus Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Direct Drive Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Alloy
Handlebar extender	Optional
Handlebar stem details	Chromoly
Headset size	1 1/8 (inches) Sealed Mechanism

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	107 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	20/32/42 Teeth Specialized Son Of Strongarm
Gear shift levers	Grip Shift SRT-300i
Rear gear set	11 - 28 Teeth 7-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull Shimano AceraX Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Butted Unicrown Crown Chromoly
Fork type	Specialized Direct Drive

Other Specs of Specialized Rockhopper

Component group sets	Shimano AceraX
Pedals details	HTI Steel and resin With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Specialized Comfort Plush Sport
Seat post extension	30.4 (millimeters) Diameter Alloy Micro-adjust

Trek 4000

General Infos

Model	4000
Manufacturer	Trek
Year of production	1999
Current price	Check price Here ==>
Color choice	- Metallic Ice Red -Dragonfly Green
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 17 (inches) - womens 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Bontrager Jones Front: 26 X 2.10 (inches) Bontrager Jones
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: Kung Ten W5ER Front: Kung Ten W55F
Rims manufacturer	32-hole Bontrager Corvair
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	ICON 6061
Handlebar extender	Optional
Handlebar stem details	Alloy Ahead Type
Headset size	1 1/8 (inches) Threadless Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KAZ LR900
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27E
Crankset parts and sizes	22/32/42 Teeth Shimano AceraX
Gear shift levers	Shimano Alivio RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Trek 4000 Fork System Data

Derailleur (Front)	Top-pull and bottom Bracket Mount Shimano Acera
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Chromoly
Fork type	Trek

Other Specs of Trek 4000

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