Research Dynamics COYOTE TRAIL 21 1998 VS Python BOA 1997 specs comparison

Research Dynamics Coyote Trail 21

General Infos

Model	Coyote Trail 21
Manufacturer	Research Dynamics
Year of production	1998
Current price	Check price Here ==>
Color choice	-Matte 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 1.95 (inches) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	APSE 306AP Levers APSE 112P Brakes
Hubs for disc brakes	Rear: Joytech Soid Nutted Front: Joy Tech Soia Q and R
Rims manufacturer	36-hole Weinmann 119
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Liyang MTB-110
Handlebar extender	Optional
Handlebar stem details	Liyang SLU-80
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 YST BB 621
Crankset parts and sizes	28/38/48 Teeth Prowheel S-355
Gear shift levers	Grip Shift MRX-170
Rear gear set	13 - 28 Teeth 7-speed

Research Dynamics Coyote Trail 21 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Suntour Giga 450
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Coyote

Other Specs of Research Dynamics Coyote Trail 21

Component group sets	Shimano Tourney TY-22
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Cionlli 720
Seat post extension	25.6 (millimeters) Diameter Liyang

Python Boa

General Infos

Model	Boa
Manufacturer	Python
Year of production	1997
Current price	Check price Here ==>
Color choice	-Brushed platinum
Sizes	- 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Psycho II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-366A Levers Shimano STX M-System Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double Butted Marwi Stainless Steel

Frame and Body Specs

Frame materials	Oversize 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Python Chromoly
Handlebar extender	Python Shorty Aluminum
Handlebar stem details	Python Chromoly
Headset size	1 1/8 (inches) Tien Hsin TH-3600

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-80S
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-UN51
Crankset parts and sizes	26/36/46 Teeth Shimano STX-RC
Gear shift levers	Grip Shift SRT-600
Rear gear set	12 - 28 Teeth 8-speed

Python Boa Fork System Data

Derailleur (Front)	Bottom-pull Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore LX GS
Fork material	Triple-butted Unicrown Crown Chromoly
Fork type	Python

Other Specs of Python Boa

Component group sets	Shimano Deore LX
Pedals details	HTI Steel and resin With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Viscount Flite
Seat post extension	Polygon PM-311