Research Dynamics Coyote Challenge 1997 Technical specs and features

Brand Research Dynamics
Model Coyote Challenge
First production 1997
Bike category Mountain Bike
Bike sub-category Mountain With Front Suspension
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Parts And Accessories Research Dynamics Coyote Challenge Parts   
Available Sizes - 12.5 (inches) / 31.75 (cm)
- 12.5 (inches)
- 15.5 (inches) / 39.37 (cm)
- 15.5 (inches)
- 17.5 (inches) / 44.45 (cm)
- 17.5 (inches)
- 18.5 (inches) / 46.99 (cm)
- 18.5 (inches)
- 19.5 (inches) / 49.53 (cm)
- 19.5 (inches)


Wheels And Breaking System

Bike front tire26 X 2.10 (inches) Super East 117
Bike rear tireNot Available
Bike wheel size26 (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 typeBrass Nipples
Spoke wheel 2.0 (millimeters) Straight Gauge
Stainless Steel

Frame and Body Specifications

Frame materialsChromoly Seat Tube and hi-tensile Steel
Frame typeTIG-welded
Handlebar constructionHsin Lung MTB 110
Handlebar extenderOptional
Handlebar stem detailsJye Chen JC80U
Headset size1 (inches) YST HP-252

Gearing Specs

Bicycle chain 1/2 X 3/32 (inches)
KMC UG-50
Bottom bracket shell width68 (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 leversGrip 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 typeRST 156

Other Specs of Research Dynamics Coyote Challenge

Component group setsShimano AceraX
Available colors - Blue and black fade
Weight 31.3
Pedals detailsWellgo LU-895
Rear shock absorberNot Available
Saddle seatVelo VL-218
Seat post extension 28.6 (millimeters) Diameter
Meng Jing MSP-009


Research Dynamics Coyote Challenge bike review

Research Dynamics produced the Coyote Challenge bike in 1997 and can be classified as a Mountain bike bicycle, this exact model costs in american market arround $369.00.
Coyote Challenge bike is available in many sizes such as 12.5 (inches), 15.5 (inches), 17.5 (inches), 18.5 (inches) and 19.5 (inches).
Research Dynamics Mountain bike Coyote Challenge can be found in a few colors, among these colors Blue and black fade .
This bike is equiped with 26 x 2.10" Super East 117 tires and Stainless steel spoke wheel while the rims are manufactured by HJC P-GN aluminum, 36-hole. Research Dynamics equiped this exact model with Tektro 986A brakes, Tektro RBP-371A levers braking system and Front: Joy Tech JY-731 Q/R, Rear: Joy Tech JY-732 hubs.
To guarantee the comfiest ride Research Dynamics used Chromoly seat tube/hi-tensile steel material for the frame. Hsin Lung MTB 110 high strength material is used on the handlebar of this Coyote Challenge to ensure the perfect handling while the stems are made of Jye Chen JC80U.
For the smoothest biking experience Tracer MA-6i, 28/38/48 teeth is used on this bicycle linked to KMC UG-50 chain that is easily replaceable as stated by Research Dynamics, the whole system is connected to a high reliability Grip Shift MRX-170 gear shift levers.