Ross MT. JEFFERSON (02) 1997 VS Specialized HARDROCK CLASSIC 1997 specs comparison

Ross Mt. Jefferson (02)

General Infos

Model	Mt. Jefferson (02)
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	- blue - purple -Black
Sizes	- Boys - girls
Sizes	- Boys - girls

Wheels And Breaking System

Bike front tire	24 X 1.95 (inches) Super East 101
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	APSE Levers Steel Cantilever Brakes
Hubs for disc brakes	Nutted Steel
Rims manufacturer	36-hole Rigida AS-26
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Richman Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	MIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Optional
Handlebar stem details	Hsin Lung Steel
Headset size	1 (inches) YST 8002

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle YST BB 621
Crankset parts and sizes	28/38/48 Teeth Cotterless Steel
Gear shift levers	Shimano Tourney TY-15 Top-mount
Rear gear set	14 - 28 Teeth 6-speed

Ross Mt. Jefferson (02) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-15
Derailleur (Rear)	Shimano Tourney TY-15
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Ross

Other Specs of Ross Mt. Jefferson (02)

Component group sets	Shimano Tourney TY-15
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Master VL-252
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

Specialized Hardrock Classic

General Infos

Model	Hardrock Classic
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- purple -Green
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15.5 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Crossroads III
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: Aluminum Quick Release
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches)

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	22/34/42 Teeth SR Aluminum
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock Classic Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	SBC

Other Specs of Specialized Hardrock Classic

Component group sets	Shimano AceraX
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SBC Supersoft Spring Comfort
Seat post extension	26.2 (millimeters) Diameter Aluminum Micro-adjust