Specialized ROCKHOPPER A1 1997 VS Trek 930 1995 specs comparison

Specialized Rockhopper A1

General Infos

Model	Rockhopper A1
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Blue
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master Front: 26 X 2.00 (inches) Specialized Team Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe Direct Pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	32-hole Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	SBC A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Aluminum
Headset size	1 1/8 (inches) Threadless Tange

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	SBC Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth SBC Son Of Strongarm
Gear shift levers	Grip Shift SRT-400i
Rear gear set	11 - 30 Teeth 7-speed

Specialized Rockhopper A1 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown SBC DirectDrive Chromoly
Fork type	SBC

Other Specs of Specialized Rockhopper A1

Component group sets	Not Available
Pedals details	Resin Body With Clips & Straps Aluminum Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust

Trek 930

General Infos

Model	930
Manufacturer	Trek
Year of production	1995
Current price	Check price Here ==>
Color choice	-Ice green and blue fade
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 1.95 (inches) Tioga Psycho KS
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Shimano Alivio Brakes
Hubs for disc brakes	Shimano Alivio With System 2 Front
Rims manufacturer	32-hole Matrix Singletrack Pro
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Triple-butted True Temper Chromoly
Frame type	TIG-welded Steel
Handlebar construction	System 1
Handlebar extender	Optional
Handlebar stem details	System 1
Headset size	1 1/8 (inches) Tange-Seiki OV-21

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG30
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano STX HyperDrive-C
Gear shift levers	Grip Shift SRT-400
Rear gear set	11 - 28 Teeth 7-speed

Trek 930 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano STX
Derailleur (Rear)	Shimano STX
Fork material	Forged Dropouts Unicrown Crown Chromoly
Fork type	System 1

Other Specs of Trek 930

Component group sets	Shimano STX
Pedals details	System 1 With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Vetta Comfort Flex
Seat post extension	27.2 (millimeters) Diameter System 1