Research Dynamics COYOTE CHALLENGE S.E. 1998 VS Specialized ROCKHOPPER COMP 2005 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1998
Current price	Check price Here ==>
Color choice	-Fade red and black
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	Rear: 26 X 2.10 (inches) Kenda K-886 Front: 26 X 2.10 (inches) Kenda K-876
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	APSE 308A Levers APSE 111A Brakes
Hubs for disc brakes	Rear: Joytech Soid Nutted Front: Joy Tech Soia Q and R
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	Chromoly and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Liyang MTB-153
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 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	24/34/42 Teeth Suntour XR17
Gear shift levers	Grip Shift MRX-170
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) Suntour AN462
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	RST 181

Other Specs of Research Dynamics Coyote Challenge S.E.

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo 241
Seat post extension	25.6 (millimeters) Diameter Hsin Lung SP-102

Specialized Rockhopper Comp

General Infos

Model	Rockhopper Comp
Manufacturer	Specialized
Year of production	2005
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Specialized Adrenaline
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano M-420 Levers Shimano M-420 Linear Pull Brakes
Hubs for disc brakes	Joytech QR
Rims manufacturer	32-hole Sun Rims Mach 4
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Sealed Cartridge

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle TruVativ
Crankset parts and sizes	22/32/44 Teeth TruVativ Five-D
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Comp Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Manitou Splice Comp

Other Specs of Specialized Rockhopper Comp

Component group sets	Mountain Mix
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sport MTB
Seat post extension	Aluminum Micro-adjust