Dekerf GENERATION JUDY SL/DISC 1999 VS Trek 3900 2010 specs comparison

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)
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

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2010
Current price	Check price Here ==>
Color choice	- Matte Orange -Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager LT-3
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V-brake Brakes
Hubs for disc brakes	Formula FM-31 Alloy
Rims manufacturer	Bontrager 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved Riser
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP-A68-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	42/34/24 Teeth Shimano M191
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano M-360
Fork material	Single Crown
Fork type	100 (millimeters) Travel SR Suntour SF9 XCT V2

Other Specs of Trek 3900

Component group sets	Mountain Mix
Pedals details	Wellgo Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager SSR
Seat post extension	31.6 (millimeters) Diameter Bontrager SSR