Specialized ROCKHOPPER 1998 VS Jamis EXPLORER 2001 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	- dark blue -Brushed steel
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 1.90 (inches) Specialized Dirt Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7N Levers Dia-Compe VC-757 Brakes
Hubs for disc brakes	Q and R Rear: Ritchey Aluminum Quick Release Front: Specialized Aluminum
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Ritchey Nitanium
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Specialized Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Strong Arm Expert
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Unicrown Crown Specialized Direct Drive Chromoly
Fork type	Specialized

Other Specs of Specialized Rockhopper

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust

Jamis Explorer

General Infos

Model	Explorer
Manufacturer	Jamis
Year of production	2001
Current price	Check price Here ==>
Color choice	- Blue - Orange -Black
Sizes	- 14.5 (inches) - 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - womens 17.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Cheng Shin
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Linear-pull Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Xingda Stainless Steel

Frame and Body Specs

Frame materials	Chromoly and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Jamis Hi-Rise
Handlebar extender	Not Available
Handlebar stem details	Jamis Hi-Rise
Headset size	1 1/8" c

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Sealed Three Piece
Crankset parts and sizes	24/34/42 Teeth Sakae CW-XR182PB
Gear shift levers	SRAM MRX
Rear gear set	13 - 28 Teeth 7-speed

Jamis Explorer Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) SR FD-TP180GXH
Derailleur (Rear)	Shimano Acera
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	Spinner

Other Specs of Jamis Explorer

Component group sets	Mountain Mix
Pedals details	Wellgo Resin
Rear shock absorber	Not Available
Saddle seat	Viscount
Seat post extension	26.8 (millimeters) Diameter Trans X JD-555