Specialized ROCKHOPPER 1996 VS Jamis EXPLORER 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

Jamis Explorer

General Infos

Model	Explorer
Manufacturer	Jamis
Year of production	1999
Current price	Check price Here ==>
Color choice	- Gloss Black - Magenta -Azure Blue
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Cheng Shin C-1212
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-378A Levers Tektro 823A Linear-pull Brakes
Hubs for disc brakes	Rear: Jou Yu JY-734 Front: Jou Yu JY-731
Rims manufacturer	32-hole Sun Rims Z-19
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Shun Jiu Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	Pulse-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 1/8 (inches) Chin Haur CH-90

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	28/38/48 Teeth SR CW-XR 11
Gear shift levers	Grip Shift MRX-200
Rear gear set	14 - 34 Teeth 7-speed

Jamis Explorer Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-32
Derailleur (Rear)	Shimano Tourney TY-30
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Not Available

Other Specs of Jamis Explorer

Component group sets	Mountain Mix
Pedals details	Wellgo LU-943
Rear shock absorber	Not Available
Saddle seat	Velo VL-313
Seat post extension	26.8 (millimeters) Diameter Polygon PM-790