Dekerf GENERATION JUDY SL 1999 VS Trek JACK 1 2006 specs comparison

Dekerf Generation Judy SL

General Infos

Model	Generation Judy SL
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)
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 Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Mavic X221
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Front 2.0 (millimeters) Rear 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 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

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

Trek Jack 1

General Infos

Model	Jack 1
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	-Gloss Navy
Sizes	- 13 (inches) - 15 (inches) - 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.40 (inches) Bontrager Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Aluminum
Rims manufacturer	Bontrager Camino
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager
Handlebar extender	Not Available
Handlebar stem details	Bontrager
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	34/34/42 Teeth SR XCC-150
Gear shift levers	Shimano EF50
Rear gear set	11 - 32 Teeth 8-speed

Trek Jack 1 Fork System Data

Derailleur (Front)	Shimano FD-C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel RST Gile Plus T6

Other Specs of Trek Jack 1

Component group sets	Mountain Mix
Pedals details	Bontrager Earl
Rear shock absorber	Not Available
Saddle seat	Bontrager Earl
Seat post extension	Bontrager