Research Dynamics COYOTE CHALLENGE S.E. 1998 VS Schwinn SIERRA SL 2000 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1998
Current price	Check price Here ==>
Color choice	-Fade red and 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	Rear: 26 X 2.10 (inches) Kenda K-886 Front: 26 X 2.10 (inches) Kenda K-876
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	APSE 308A Levers APSE 111A Brakes
Hubs for disc brakes	Rear: Joytech Soid Nutted Front: Joy Tech Soia Q and R
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Steel

Frame and Body Specs

Frame materials	Chromoly and 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 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	24/34/42 Teeth Suntour XR17
Gear shift levers	Grip Shift MRX-170
Rear gear set	13 - 28 Teeth 7-speed

Research Dynamics Coyote Challenge S.E. Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Suntour AN462
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	RST 181

Other Specs of Research Dynamics Coyote Challenge S.E.

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo 241
Seat post extension	25.6 (millimeters) Diameter Hsin Lung SP-102

Schwinn Sierra SL

General Infos

Model	Sierra SL
Manufacturer	Schwinn
Year of production	2000
Current price	Check price Here ==>
Color choice	-Burgundy and Champagne
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	IRC Fiesterra
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Tektro Linear-pull Levers Shimano Linear Pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano RM-40 Front: Formula Aluminum
Rims manufacturer	32-hole Alex ST-2000
Spoke nipples type	Not Available
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Adjustable Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Scuzzy Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano Acera
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 30 Teeth 8-speed

Schwinn Sierra SL Fork System Data

Derailleur (Front)	Shimano Altus C90 Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	2.5 (inches) Travel RST 281

Other Specs of Schwinn Sierra SL

Component group sets	Mountain Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Schwinn Comfort
Seat post extension	Schwinn Glide Along Suspension