Research Dynamics COYOTE CHALLENGE 1997 VS Norco KOSHKA 2009 specs comparison

Research Dynamics Coyote Challenge

General Infos

Model	Coyote Challenge
Manufacturer	Research Dynamics
Year of production	1997
Current price	Check price Here ==>
Color choice	-Blue and black fade
Sizes	- 12.5 (inches) - 15.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches)
Sizes	- 12.5 (inches) - 15.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Super East 117
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-371A Levers Tektro 986A Brakes
Hubs for disc brakes	Rear: Joy Tech JY-732 Front: Joy Tech JY-731 Q and R
Rims manufacturer	36-hole HJC P-GN Aluminum
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	Hsin Lung MTB 110
Handlebar extender	Optional
Handlebar stem details	Jye Chen JC80U
Headset size	1 (inches) YST HP-252

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 Chin Haur CH-46
Crankset parts and sizes	28/38/48 Teeth Tracer MA-6i
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 7-speed

Research Dynamics Coyote Challenge Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Triple-clamp Crown Chromoly
Fork type	RST 156

Other Specs of Research Dynamics Coyote Challenge

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	28.6 (millimeters) Diameter Meng Jing MSP-009

Norco Koshka

General Infos

Model	Koshka
Manufacturer	Norco
Year of production	2009
Current price	Check price Here ==>
Color choice	-Grey and Shiny Yellow
Sizes	- Womens xsmall - womens small - womens medium - womens large

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Innova
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Ladies Design MTB Levers Hayes MX-4 Mechanical With 6 (inches) Rotor Brakes
Hubs for disc brakes	Formula DC-22
Rims manufacturer	32-hole DDM-1 Disc
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	MTB Riser
Handlebar extender	Optional
Handlebar stem details	Kalloy
Headset size	1 1/8 (inches) Threadless CH-281

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	CH-52 Cartridge
Crankset parts and sizes	24/34/44 Teeth Shimano FC-M151
Gear shift levers	Shimano Acera
Rear gear set	11 - 32 Teeth 8-speed

Norco Koshka Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Single
Fork type	100 (millimeters) Travel SR Suntour XCM V2

Other Specs of Norco Koshka

Component group sets	Mountain Mix
Pedals details	Wellgo
Rear shock absorber	Not Available
Saddle seat	Norco MTB Ladies
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-339