Schwinn HOMEGROWN FACTORY USA 1996 VS Trek 3900 2007 specs comparison

Schwinn Homegrown Factory USA

General Infos

Model	Homegrown Factory USA
Manufacturer	Schwinn
Year of production	1996
Current price	Check price Here ==>
Color choice	-Polished
Sizes	- 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Psycho TT Kevlar Front: 26 X 1.95 (inches) Tioga Psycho K Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Levers Avid Tri-Align II Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Sun Metal CR17A
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double Butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	Welded Aluminum
Handlebar construction	Control Tech Aluminum
Handlebar extender	Control Tech Stix Team Issue
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Cane Creek

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SCM55
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	107 (millimeters) Spindle TNT Titanium
Crankset parts and sizes	22/32/42 Teeth White Industries
Gear shift levers	Grip Shift ESP 900
Rear gear set	11 - 28 Teeth 8-speed

Schwinn Homegrown Factory USA Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Grip Shift ESP 900
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy SL

Other Specs of Schwinn Homegrown Factory USA

Component group sets	Grip Shift and Shimano Deore XT
Pedals details	Shimano PD-M747 SPD
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Schwinn San Marcos Homegrown
Seat post extension	26.8 (millimeters) Diameter Control Tech Control Post

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	- Matte Black and Matte Smooth Silver -Trans Blue
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 Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Shimano RM-30 Front: Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
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	24/34/42 Teeth SR XCC-T102
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C-050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	70 (millimeters) Travel InSync Grind 1

Other Specs of Trek 3900

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager Approved