Research Dynamics COYOTE CHALLENGE S.E. 1998 VS Wheeler 7900ZX 1998 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

Wheeler 7900ZX

General Infos

Model	7900ZX
Manufacturer	Wheeler
Year of production	1998
Current price	Check price Here ==>
Color choice	-Ferrari Red
Sizes	- 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) IRC Mythos XC Front: 26 X 2.10 (inches) IRC Mythos XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Rear: Shimano Deore LX Front: Shimano Deore LX Suspension
Rims manufacturer	32-hole Mavic X222
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Ritchey ForceLite
Handlebar extender	Optional
Handlebar stem details	Ritchey CompLite
Headset size	1 1/8 (inches) Threadless Aheadset

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 Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Wheeler 7900ZX Fork System Data

Derailleur (Front)	Top-pull Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Indy XC

Other Specs of Wheeler 7900ZX

Component group sets	Mountain Mix
Pedals details	Aluminum Clipless
Rear shock absorber	Not Available
Saddle seat	Ritchey Wing Sport
Seat post extension	Ritchey Expert