Research Dynamics COYOTE CHALLENGE S.E. 1999 VS Rocky Mountain VERTEX 50 2010 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1999
Current price	Check price Here ==>
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

Rocky Mountain Vertex 50

General Infos

Model	Vertex 50
Manufacturer	Rocky Mountain
Year of production	2010
Current price	Check price Here ==>
Color choice	-White and Black
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 (inches) Continental Race King
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Formula RX Levers Formula RX Disc With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Mavic CrossRide Disc
Rims manufacturer	Mavic CrossRide Disc
Spoke nipples type	Not Available
Spoke wheel	Bladed Mavic CrossRide

Frame and Body Specs

Frame materials	RMB FORM 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Easton EC70 Monkey Lite XC Low Rise 685 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Easton EA50
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano SMBB91 Press Fit
Crankset parts and sizes	22/32/44 Teeth Race Face Evolve XC X-Type
Gear shift levers	Shimano SLX RapidFire
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Vertex 50 Fork System Data

Derailleur (Front)	DMD Shimano SLX
Derailleur (Rear)	Shimano XT Shadow
Fork material	Single Crown Magnesium and aluminum
Fork type	100 (millimeters) Travel Fox 32 F100RL

Other Specs of Rocky Mountain Vertex 50

Component group sets	Mountain Mix
Pedals details	Shimano PD-M520
Rear shock absorber	Not Available
Saddle seat	WTB Silverado Race SL
Seat post extension	30.9 (millimeters) Diameter Easton EA50