Research Dynamics COYOTE PRO FOUR 1997 VS Norco 250 DIRT 2005 specs comparison

Research Dynamics Coyote Pro Four

General Infos

Model	Coyote Pro Four
Manufacturer	Research Dynamics
Year of production	1997
Current price	Check price Here ==>
Color choice	-Matte black
Sizes	- 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches)
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

Norco 250 Dirt

General Infos

Model	250 Dirt
Manufacturer	Norco
Year of production	2005
Current price	Check price Here ==>
Color choice	-Brown
Sizes	- SM - ML

Wheels And Breaking System

Bike front tire	Rear: 24 X 2.35 (inches) Kenda K-Rad Front: 24 X 2.50 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	24 (inches) Wheels
Brakeset type	Avid Speed Dial 7 Rear Levers Hayes HMX-2 Mechanical Disc Rear Brakes
Hubs for disc brakes	20 (millimeters) Axle Rear: Aluminum Disc Q and R Front: Aluminum Disc
Rims manufacturer	36-hole Atomlab Trailpimp
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Chun Nan Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	Axiom Shovel
Handlebar extender	Optional
Handlebar stem details	SNAFU Armstrong
Headset size	1 1/8 (inches) Threadless FSA Deepcup

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z510
Bottom bracket shell width	68 (millimeters) American
Bottom bracket type	SNAFU 22 (millimeters)
Crankset parts and sizes	28 Teeth DMR Cheiftain
Gear shift levers	Shimano Alivio RapidFire
Rear gear set	12 Teeth 1-speed

Norco 250 Dirt Fork System Data

Derailleur (Front)	Chain-retention Device DMR Chainguide
Derailleur (Rear)	Not Available
Fork material	Single Crown Aluminum and magnesium
Fork type	110 (millimeters) Travel Manitou Sherman Flick

Other Specs of Norco 250 Dirt

Component group sets	Mountain Mix
Pedals details	DMR V-8
Rear shock absorber	Not Available
Saddle seat	Axiom Shovel
Seat post extension	Lee Chi SP-222