Ross MT. JEFFERSON (01) 1997 VS Dirt Research KOBUK (01) 1996 specs comparison

Ross Mt. Jefferson (01)

General Infos

Model	Mt. Jefferson (01)
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	- blue - purple -Black
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - 26 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Super East 101
Bike rear tire	Not Available
Bike wheel size	26 (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 (01) 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 (01)

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

Dirt Research Kobuk (01)

General Infos

Model	Kobuk (01)
Manufacturer	Dirt Research
Year of production	1996
Current price	Check price Here ==>
Color choice	- teal -Purple
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB VelociRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Shimano STX M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Sun Metal CR17A
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	Columbus OR
Frame type	TIG-welded Steel
Handlebar construction	Dirt Research 140g Alloy
Handlebar extender	Dirt Research
Handlebar stem details	Dirt Research
Headset size	1 1/8 (inches) Threadless Tioga OS-NSS-DL-ST2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 7-speed

Dirt Research Kobuk (01) Fork System Data

Derailleur (Front)	Top-pull Shimano STX
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown Tange Ultralight Chromoly
Fork type	Tange

Other Specs of Dirt Research Kobuk (01)

Component group sets	Shimano STX
Pedals details	Dirt Research Alloy
Rear shock absorber	Not Available
Saddle seat	Dirt Research Racing
Seat post extension	27.0 (millimeters) Diameter Dirt Research