Specialized ROCKHOPPER A1 FS 1998 VS Trek NAVIGATOR 500 2001 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	- team red -Blue
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	Rear: 26 X 1.90 (inches) Specialized Dirt Master Front: 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 Q and R Rear: Ritchey Aluminum 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	Specialized A1 Premium Plus Aluminum
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) Shimano IG
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	Shimano Rapidfire
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou Spyder

Other Specs of Specialized Rockhopper A1 FS

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Carbotech
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust

Trek Navigator 500

General Infos

Model	Navigator 500
Manufacturer	Trek
Year of production	2001
Current price	Check price Here ==>
Color choice	- Silver -Glacier
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Trek Semi-Smooth
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	SRAM Smartbar Levers Shimano M420 Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	Bontrager Corvair
Spoke nipples type	Not Available
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	SRAM Smartbar
Handlebar extender	Optional
Handlebar stem details	SRAM Smartbar
Headset size	1 1/8 (inches) Sealed Mechanism

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Shimano Nexave 300
Gear shift levers	SRAM Smartbar
Rear gear set	11 - 32 Teeth 8-speed

Trek Navigator 500 Fork System Data

Derailleur (Front)	Shimano Nexave 301
Derailleur (Rear)	SRAM ESP 7.0
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	In-Sync 178

Other Specs of Trek Navigator 500

Component group sets	Mountain Mix
Pedals details	Platform
Rear shock absorber	Not Available
Saddle seat	Trek Webspring Comfort
Seat post extension	Suspension Aluminum