Rocky Mountain THIN AIR 1998 VS Specialized ROCKHOPPER DISC 2007 specs comparison

Rocky Mountain Thin Air

General Infos

Model	Thin Air
Manufacturer	Rocky Mountain
Year of production	1998
Current price	Check price Here ==>
Color choice	-Red
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB VelociRaptor 44/50 Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Grip Shift ESP 9.0 Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	Sun Rims CR17A
Spoke nipples type	Not Available
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Easton Custom HBO Aluminum
Frame type	Welded
Handlebar construction	Syncros
Handlebar extender	Optional
Handlebar stem details	Syncros
Headset size	1 1/8 (inches) Threadless Ritchey Fuzzy Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Taya TB-700
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	Grip Shift ESP 9.0SL
Rear gear set	11 - 30 Teeth 8-speed

Rocky Mountain Thin Air Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Grip Shift ESP 9.0SL
Fork material	Triple-clamp Crown Aluminum
Fork type	Marzocchi Bomber Z-2

Other Specs of Rocky Mountain Thin Air

Component group sets	Grip Shift ESP 9.0SL and Shimano Deore XT
Pedals details	Ritchey Expert
Rear shock absorber	Not Available
Saddle seat	Selle Italia Future Race
Seat post extension	Syncros

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