Electra BOMBER 21 1998 VS Research Dynamics COYOTE PRO FOUR 1997 specs comparison

Electra Bomber 21

General Infos

Model	Bomber 21
Manufacturer	Electra
Year of production	1998
Current price	🛒 View Price →
Color choice	-Electric red
Sizes	- 18.5 (inches)
Sizes	- 18.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) EBC All Terrain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-375A Levers Tektro 823 Linear-pull Brakes
Hubs for disc brakes	Shimano AceraX
Rims manufacturer	36-hole EBC TA-8 Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	4130 Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Kalloy Alloy Riser
Handlebar extender	Not Available
Handlebar stem details	Kalloy Aluminum
Headset size	1 (inches) Threadless YST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Electra Bomber 21 Fork System Data

Derailleur (Front)	Top-pull Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 280

Other Specs of Electra Bomber 21

Component group sets	Shimano Alivio and AceraX
Pedals details	Wellgo Resin and aluminum
Rear shock absorber	Not Available
Saddle seat	EBC Performance
Seat post extension	26.8 (millimeters) Diameter Kalloy Aluminum Micro-adjust

Research Dynamics Coyote Pro Four

General Infos

Model	Coyote Pro Four
Manufacturer	Research Dynamics
Year of production	1997
Current price	🛒 View Price →
Color choice	-Matte black
Sizes	- 13.5 (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-836 Front: 26 X 2.10 (inches) Kenda K-837
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 EXA Levers Dia-Compe VC-747 Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Formula CO 31 Cool Hub
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Oversize 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Hsin Lung Aluminum
Handlebar extender	Hsin Lung MT30
Handlebar stem details	Hsin Lung Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
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	Shimano STX RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Research Dynamics Coyote Pro Four Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 381M

Other Specs of Research Dynamics Coyote Pro Four

Component group sets	Shimano STX-RC
Pedals details	Wellgo LU-964A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo VL-308 Bio
Seat post extension	31.4 (millimeters) Diameter Polygon PM-312