American Flyer BOBCAT 1997 VS Specialized ROCKHOPPER DISC 2007 specs comparison

American Flyer Bobcat

General Infos

Model	Bobcat
Manufacturer	American Flyer
Year of production	1997
Current price	Check price Here ==>
Color choice	-Brushed
Sizes	- 12 (inches) - 14 (inches) - 16.5 (inches) - 18.5 (inches) - 19.5 (inches)
Sizes	- 12 (inches) - 14 (inches) - 16.5 (inches) - 18.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Onza Honch Front: 26 X 2.125 (inches) Onza Aggro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX M-System Brakes
Hubs for disc brakes	Rear: Shimano Deore LX Front: Shimano Deore LX Suspension
Rims manufacturer	32-hole Mavic 217 SUP
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Tapered With 6Al and 4V Titanium 3Al and 2.5V Titanium
Frame type	TIG-welded
Handlebar construction	Titec 118 Titanium
Handlebar extender	Onza Raw
Handlebar stem details	Syncros Hardcore
Headset size	1 1/4 (inches) Threadless Dia-Compe Aheadset ALC

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Taya Pro Extreme
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	111 (millimeters) Spindle Shimano BB-UN51
Crankset parts and sizes	24/36/46 Teeth Shimano Deore LX
Gear shift levers	Grip Shift ESP 700
Rear gear set	12 - 28 Teeth 8-speed

American Flyer Bobcat Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Grip Shift ESP 7.0
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy C

Other Specs of American Flyer Bobcat

Component group sets	Grip Shift and Shimano Deore LX
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Evolution Sport
Seat post extension	27.2 (millimeters) Diameter American Classic Hot Rod

Specialized Rockhopper Disc

General Infos

Model	Rockhopper Disc
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	- Red -Black
Sizes	- 23 (inches) - 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Shimano BR-M415 With 6 (inches) Rotor Brakes
Hubs for disc brakes	Rear: Shimano FH-M65L Centerlock Disc Front: Shimano HB-M65L Centerlock Disc
Rims manufacturer	32-hole Specialized and Alex RHD 26
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized ORE A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	126 (millimeters) Spindle Shimano ES-25
Crankset parts and sizes	22/32/42 Teeth Shimano FCM-341-8
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Disc Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Steel and aluminum
Fork type	100 (millimeters) RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Disc

Component group sets	Mountain Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry ATB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust