Research Dynamics COYOTE CHALLENGE S.E. 1998 VS Univega ALPINA S7.5 1994 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1998
Current price	🛒 View Price →
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

Univega Alpina S7.5

General Infos

Model	Alpina S7.5
Manufacturer	Univega
Year of production	1994
Current price	🛒 View Price →
Color choice	-Not found
Sizes	- 14.5 (inches) - 17 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Ritchey Climb Max Front: 26 X 2.10 (inches) Ritchey Mad Max
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano STX Brakes
Hubs for disc brakes	Shimano STX
Rims manufacturer	32-hole Ritchey Rock 440
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Concept XS Alloy
Handlebar extender	Not Available
Handlebar stem details	Sonny II
Headset size	Not Available

Gearing Specifications

Bicycle chain	Sedis
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Shimano STX
Gear shift levers	Shimano STX Rapidfire Plus With Optical Gear Display
Rear gear set	11 - 28 Teeth 7-speed

Univega Alpina S7.5 Fork System Data

Derailleur (Front)	Shimano STX
Derailleur (Rear)	Shimano Deore LX
Fork material	Not Available
Fork type	Rock Shox Quadra 10

Other Specs of Univega Alpina S7.5

Component group sets	Shimano Deore LX and STX
Pedals details	Victor VP-955 Alloy
Rear shock absorber	Not Available
Saddle seat	Vetta SP
Seat post extension	Concept XS Alloy