Rocky Mountain THIN AIR 1999 VS Specialized HARDROCK A1 SPORT FS 2001 specs comparison

Rocky Mountain Thin Air

General Infos

Model	Thin Air
Manufacturer	Rocky Mountain
Year of production	1999
Current price	Check price Here ==>
Color choice	-Sable Black and Magic Yellow
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 2.00 (inches) Geax Grid 200 Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Avid SD-25 Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Sun Rims Sub 4
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Easton Ultralite
Frame type	TIG-welded
Handlebar construction	Race Face Air Alloy
Handlebar extender	Optional
Handlebar stem details	Race Face SyStem
Headset size	1 1/8 (inches) Threadless Ritchey Fuzzy Logic

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 Shimano Cartridge
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 32 Teeth 9-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)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	3.3 (inches) Travel Marzocchi Bomber Z-2 BAM

Other Specs of Rocky Mountain Thin Air

Component group sets	Mountain Mix
Pedals details	RMB Expert XC Clipless
Rear shock absorber	Not Available
Saddle seat	Kelvar SDG 7000
Seat post extension	26.8 (millimeters) Diameter Race Face XY

Specialized Hardrock A1 Sport FS

General Infos

Model	Hardrock A1 Sport FS
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- Black and White -Black and Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Hardrock'r
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Specialized Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano Front: Aluminum
Rims manufacturer	32-hole Alex DM-18
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Specialized Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Tange TG Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Tange Seiki Sport
Crankset parts and sizes	22/32/42 Teeth Specialized Forearm Sport
Gear shift levers	SRAM Grip Shift
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock A1 Sport FS Fork System Data

Derailleur (Front)	SR-FD XR 16
Derailleur (Rear)	SRAM ESP 4.0
Fork material	Triple-clamp Crown Aluminum
Fork type	SR -7750

Other Specs of Specialized Hardrock A1 Sport FS

Component group sets	Mountain Mix
Pedals details	Specialized Twin Sided Toe Clip
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport
Seat post extension	30.9 (millimeters) Diameter Specialized Aluminum