Specialized ROCKHOPPER A1 FS 1999 VS Trek NAVIGATOR 3.0 2011 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	1999
Current price	Check price Here ==>
Color choice	- Burnt Orange -Black
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 1.95 (inches) Specialized Dirt Master Sport Front: 26 X 1.95 (inches) Specialized Dirt Control Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7N Levers Dia-Compe 733 Direct Pull With Linear Spring Brakes
Hubs for disc brakes	Rear: Specialized STOUT Comp Front: Specialized Alloy
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock SCX
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Alloy
Handlebar extender	Not Available
Handlebar stem details	Specialized A-1
Headset size	1 1/8 (inches) Threadless Specialized Headfirst Sport

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Specialized Comp
Crankset parts and sizes	22/32/42 Teeth Specialized ForeArm Sport
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	2.75 (inches) Travel Answer Manitou Spyder

Other Specs of Specialized Rockhopper A1 FS

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

Trek Navigator 3.0

General Infos

Model	Navigator 3.0
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Satin Silver Duotone
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Bontrager H2 Hardcase
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-60 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Shimano RM60 Front: Alloy
Rims manufacturer	36-hole Bontrager Camino
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Alloy
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	Threaded Slimstack

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Shimano M171
Gear shift levers	Shimano EF60
Rear gear set	11 - 32 Teeth 8-speed

Trek Navigator 3.0 Fork System Data

Derailleur (Front)	Shimano M191
Derailleur (Rear)	Shimano Alivio
Fork material	Single
Fork type	50 (millimeters) Travel SR Suntour NEX

Other Specs of Trek Navigator 3.0

Component group sets	Mountain Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Suburbia
Seat post extension	Alloy