Specialized ROCKHOPPER 1998 VS Alpine Designs EXPLORE 1997 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

Alpine Designs Explore

General Infos

Model	Explore
Manufacturer	Alpine Designs
Year of production	1997
Current price	Check price Here ==>
Color choice	- midnight blue -Green
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Cheng Shin C-1040N
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Tourney TY-21 Levers Shimano Altus Brakes
Hubs for disc brakes	Aluminum Quick Release
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Asahi Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Oversize Chromoly
Frame type	TIG-welded
Handlebar construction	Leadtec
Handlebar extender	Optional
Handlebar stem details	Chromoly
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset ST-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122 (millimeters) Spindle Shimano BB-CS12
Crankset parts and sizes	28/38/48 Teeth Shimano Tourney TY-22
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 7-speed

Alpine Designs Explore Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Tourney TY-32
Derailleur (Rear)	Shimano Tourney TY-32
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Akisu

Other Specs of Alpine Designs Explore

Component group sets	Shimano Tourney TY-32
Pedals details	Resin Body Aluminum Cage
Rear shock absorber	Not Available
Saddle seat	Velo VL-257 With Springs
Seat post extension	29.6 (millimeters) Diameter Kalloy SP-242