Research Dynamics COYOTE TRAIL 1997 VS Specialized HARDROCK 1997 specs comparison

Research Dynamics Coyote Trail

General Infos

Model	Coyote Trail
Manufacturer	Research Dynamics
Year of production	1997
Current price	Check price Here ==>
Color choice	-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	26 X 2.10 (inches) Kenda K-816
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Horng Jia 375AD Levers Horng Jia 991A Brakes
Hubs for disc brakes	Rear: Jou Yu JY-211 Front: Jou Yu JY-302 Q and R
Rims manufacturer	36-hole Kin Lin RT-6n
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Optional
Handlebar stem details	Jye Chen JC80U
Headset size	1 (inches) Chin Haur CH90-3-SW

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-30
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Chin Haur CH-47
Crankset parts and sizes	28/38/48 Teeth Prowheel S-355
Gear shift levers	Grip Shift MRX-100
Rear gear set	14 - 28 Teeth 6-speed

Research Dynamics Coyote Trail Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-22 Top-swing
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Chien Shing

Other Specs of Research Dynamics Coyote Trail

Component group sets	Shimano Tourney TY-22
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	25.4 (millimeters) Diameter Kalloy SP-200

Specialized Hardrock

General Infos

Model	Hardrock
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- red - yellow -Black
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15.5 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Crossroads III
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: Aluminum Quick Release
Rims manufacturer	36-hole Weinmann 519
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	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches)

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth SR Aluminum
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus Top-swing
Derailleur (Rear)	Shimano Altus
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	SBC

Other Specs of Specialized Hardrock

Component group sets	Shimano Altus
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SBC Supersoft Comfort
Seat post extension	26.2 (millimeters) Diameter Aluminum Micro-adjust