Research Dynamics COYOTE CHALLENGE 1997 VS Mongoose HARDBALL 2007 specs comparison

Research Dynamics Coyote Challenge

General Infos

Model	Coyote Challenge
Manufacturer	Research Dynamics
Year of production	1997
Current price	Check price Here ==>
Color choice	-Blue and black fade
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	26 X 2.10 (inches) Super East 117
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-371A Levers Tektro 986A Brakes
Hubs for disc brakes	Rear: Joy Tech JY-732 Front: Joy Tech JY-731 Q and R
Rims manufacturer	36-hole HJC P-GN Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hsin Lung MTB 110
Handlebar extender	Optional
Handlebar stem details	Jye Chen JC80U
Headset size	1 (inches) YST HP-252

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Chin Haur CH-46
Crankset parts and sizes	28/38/48 Teeth Tracer MA-6i
Gear shift levers	Grip Shift MRX-170
Rear gear set	14 - 28 Teeth 7-speed

Research Dynamics Coyote Challenge Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Triple-clamp Crown Chromoly
Fork type	RST 156

Other Specs of Research Dynamics Coyote Challenge

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	28.6 (millimeters) Diameter Meng Jing MSP-009

Mongoose Hardball

General Infos

Model	Hardball
Manufacturer	Mongoose
Year of production	2007
Current price	Check price Here ==>
Color choice	-Gloss White
Sizes	- Small/medium - medium/large

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Kenda Small Block Eight
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 3 Levers Avid Juicy 3 HD With 6 (inches) Rotor Brakes
Hubs for disc brakes	Rear: Formula DC32 Front: 20 (millimeters) Thru Axle Disc
Rims manufacturer	36-hole Sun Ringle Ditch Witch
Spoke nipples type	CP Brass
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Flat Top Tube Technologies 6061 Alloy
Frame type	TIG-welded
Handlebar construction	50 (millimeters) Rise Mongoose Prybar
Handlebar extender	Optional
Handlebar stem details	Mongoose Alloy BMX
Headset size	TH Ha (millimeters)er With Cr-Mo Lower Cup

Gearing Specifications

Bicycle chain	KMC Z510
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	36 Teeth FSA Moto X
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Mongoose Hardball Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Marzocchi Dirt Jumper 3

Other Specs of Mongoose Hardball

Component group sets	Mountain Mix
Pedals details	M-logo Alloy Platform
Rear shock absorber	Not Available
Saddle seat	M-Logo Knee Grabber Jump
Seat post extension	31.6 (millimeters) Diameter Alloy