Research Dynamics COYOTE TRAIL 21 1999 VS Performance M-507 1997 specs comparison

Research Dynamics Coyote Trail 21

General Infos

Model	Coyote Trail 21
Manufacturer	Research Dynamics
Year of production	1999
Current price	Check price Here ==>
Color choice	-Dark Mist Gray
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 RBP-286A Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Nutted Joy Tech Steel
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-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	110.5 (millimeters) Spindle YST BB 621
Crankset parts and sizes	28/38/48 Teeth Prowheel
Gear shift levers	Grip Shift MRX-200
Rear gear set	13 - 28 Teeth 7-speed

Research Dynamics Coyote Trail 21 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) SR AN 462
Derailleur (Rear)	Shimano Tourney TY-22
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	RD Oversize

Other Specs of Research Dynamics Coyote Trail 21

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 Liyang

Performance M-507

General Infos

Model	M-507
Manufacturer	Performance
Year of production	1997
Current price	Check price Here ==>
Color choice	-Gloss black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) WTB Primal Raptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: King Kong 381
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	Double-butted True Temper Chromoly
Frame type	TIG-welded
Handlebar construction	Wisdom Aluminum
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 1/8 (inches) Threadless Victor Modus VP-H200 Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Sachs Wavey
Rear gear set	11 - 28 Teeth 7-speed

Performance M-507 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Performance M-507

Component group sets	Shimano Alivio
Pedals details	Victor VP-956A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Hovercraft
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-248