Research Dynamics COYOTE SINGLE TRACK 1997 VS Trek 3900 WSD 2007 specs comparison

Research Dynamics Coyote Single Track

General Infos

Model	Coyote Single Track
Manufacturer	Research Dynamics
Year of production	1997
Current price	Check price Here ==>
Color choice	- silver -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) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-361A Levers Shimano Altus Brakes
Hubs for disc brakes	Shimano Altus
Rims manufacturer	36-hole Femco 564A
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Oversize Chromoly
Frame type	TIG-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Hsin Lung MT30
Handlebar stem details	Hsin Lung MTS 309
Headset size	1 1/8 (inches) Chin Haur CH90

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-CT91
Crankset parts and sizes	24/34/42 Teeth Shimano Altus
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 7-speed

Research Dynamics Coyote Single Track Fork System Data

Derailleur (Front)	Top-pull and bottom Bracket Mount Shimano Altus Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 171B

Other Specs of Research Dynamics Coyote Single Track

Component group sets	Shimano Altus
Pedals details	Wellgo LU-955A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo VL-209
Seat post extension	29.4 (millimeters) Diameter Kalloy SP-242

Trek 3900 WSD

General Infos

Model	3900 WSD
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	- Pearl Green -Trans Blue
Sizes	- Womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Shimano RM-30 Front: Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth SR XCC-T102
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 WSD Fork System Data

Derailleur (Front)	Shimano C-050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	70 (millimeters) Travel InSync Grind 1

Other Specs of Trek 3900 WSD

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport FIT
Seat post extension	Bontrager Approved