Research Dynamics COYOTE CHALLENGE S.E. 1999 VS Giant BOULDER KNOBBY 2007 specs comparison

Research Dynamics Coyote Challenge S.E.

General Infos

Model	Coyote Challenge S.E.
Manufacturer	Research Dynamics
Year of production	1999
Current price	Check price Here ==>
Color choice	-Blue and Gray 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 1.95 (inches) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro 371 Levers Tektro 820A Linear-pull Brakes
Hubs for disc brakes	Q and R Joy Tech Aluminum
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	4130 Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Liyang MTB-110
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	110.5 (millimeters) Spindle Chin Haur CH-48
Crankset parts and sizes	28/38/48 Teeth Shimano Tourney TY-30
Gear shift levers	Grip Shift MRX FFS
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) SR AN 462
Derailleur (Rear)	Shimano Altus
Fork material	Unicrown Crown Aluminum and chromoly
Fork type	2.0 (inches) Travel RST 180

Other Specs of Research Dynamics Coyote Challenge S.E.

Component group sets	Mountain Mix
Pedals details	Wellgo LU-895
Rear shock absorber	Not Available
Saddle seat	Velo VL-218
Seat post extension	25.6 (millimeters) Diameter Kalloy SP-200

Giant Boulder Knobby

General Infos

Model	Boulder Knobby
Manufacturer	Giant
Year of production	2007
Current price	Check price Here ==>
Color choice	-Blue and Silver
Sizes	- 12.5 (inches) - 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) MTB
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Rear: Alloy Front: Alloy QR
Rims manufacturer	Alloy With Brushed Sidewalls
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Steel 50 (millimeters) Rise
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	Not Available

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Knobby Fork System Data

Derailleur (Front)	Shimano C-102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Steel
Fork type	80 (millimeters) Travel Spinner Grind 1

Other Specs of Giant Boulder Knobby

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Giant Groove Plus
Seat post extension	Alloy