Research Dynamics COYOTE CHALLENGE 1997 VS Specialized HARDROCK PRO DISC 2005 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

Specialized Hardrock Pro Disc

General Infos

Model	Hardrock Pro Disc
Manufacturer	Specialized
Year of production	2005
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 2.20 (inches) Specialized Enduro Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB5 Brakes
Hubs for disc brakes	Joytech QR
Rims manufacturer	36-hole Sun Rims Ditch Witch
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. 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	Specialized Mobius
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	113 (millimeters) Spindle TruVativ
Crankset parts and sizes	22/32/44 Teeth TruVativ Blaze
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Specialized Hardrock Pro Disc Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Marzocchi MZ Comp

Other Specs of Specialized Hardrock Pro Disc

Component group sets	Mountain Mix
Pedals details	Aluminum Platform
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sport MTB
Seat post extension	30.9 (millimeters) Diameter Aluminum Micro-adjust