Research Dynamics COYOTE CHALLENGE S.E. 1999 VS Ross MT. ST. HELENS 1994 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1999
Current price	🛒 View Price →
Color choice	-Blue and Gray 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 1.95 (inches) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro 371 Levers Tektro 820A Linear-pull Brakes
Hubs for disc brakes	Q and R Joy Tech Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	4130 Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Liyang MTB-110
Handlebar extender	Optional
Handlebar stem details	Liyang MTS-309
Headset size	1 (inches) YST Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110.5 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	28/38/48 Teeth Shimano Tourney TY-30
Gear shift levers	Grip Shift MRX FFS
Rear gear set	13 - 28 Teeth 7-speed

Research Dynamics Coyote Challenge S.E. Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) SR AN 462
Derailleur (Rear)	Shimano Altus
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	2.0 (inches) Travel RST 180

Other Specs of Research Dynamics Coyote Challenge S.E.

Component group sets	Mountain Mix
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	25.6 (millimeters) Diameter Kalloy SP-200

Ross Mt. St. Helens

General Infos

Model	Mt. St. Helens
Manufacturer	Ross
Year of production	1994
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 16 (inches) - 19 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Signature
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Alivio M-SYSTEM Brakes
Hubs for disc brakes	Shimano Parallax
Rims manufacturer	36-hole Araya AP-21
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	Bonded Aluminum
Handlebar construction	Signature Alloy and black 560 (millimeters)W
Handlebar extender	Not Available
Handlebar stem details	Ritchey Chromoly and black 1-1/8 (inches)
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano HG-50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio 170/175 (millimeters)
Gear shift levers	Shimano Alivio Rapidfire Plus With Optical Gear Display
Rear gear set	11 - 28 Teeth 7-speed

Ross Mt. St. Helens Fork System Data

Derailleur (Front)	Shimano Alivio
Derailleur (Rear)	Shimano Alivio Long Cage
Fork material	Not Available
Fork type	Rosshock 426

Other Specs of Ross Mt. St. Helens

Component group sets	Shimano Alivio
Pedals details	Chromoly Axle Steel Cage Tioga Resin Body
Rear shock absorber	Not Available
Saddle seat	Rails Steel Synthetic Leather Cover Vetta SL
Seat post extension	Ritchey and EXPERT Alloy and black 330 (millimeters)