Research Dynamics COYOTE CHALLENGE S.E. 1999 VS Dekerf GENERATION JUDY SL/DISC 1999 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

Dekerf Generation Judy SL/Disc

General Infos

Model	Generation Judy SL/Disc
Manufacturer	Dekerf
Year of production	1999
Current price	Check price Here ==>
Color choice	- Copper - Guinness - Kermit Green - Slate - Tangerine - Viper Blue -Burgundy
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) WTB VelociRaptor 44/50 Kevlar Front: 26 X 1.95 (inches) WTB VelociRaptor 47/52 Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Rock Shox Disc Brakes
Hubs for disc brakes	White Industries
Rims manufacturer	32-hole Mavic X223
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 631
Frame type	TIG-welded
Handlebar construction	Race Face Air Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Ritchey CompLite
Headset size	1 1/8 (inches) Threadless Ritchey Fuzzy Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano Deore LX
Crankset parts and sizes	22/32/44 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Dekerf Generation Judy SL/Disc Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.15 (inches) Travel Rock Shox Judy SL

Other Specs of Dekerf Generation Judy SL/Disc

Component group sets	Shimano Deore LX and XT
Pedals details	Shimano PD-M535 SPD
Rear shock absorber	Not Available
Saddle seat	Hollow Chromoly Rails With Kevlar Sides WTB SSTK
Seat post extension	27.2 (millimeters) Diameter Ritchey Expert