Trek SUB-HEAD (01) 1997 VS GT ZONE 2009 specs comparison

Trek Sub-Head (01)

General Infos

Model	Sub-Head (01)
Manufacturer	Trek
Year of production	1997
Current price	Check price Here ==>
Color choice	-Matte burnt orange
Sizes	- Boys
Sizes	- Boys

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Comp III Style Front: 20 X 2.125 (inches) Comp III Style
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro RBP-286A Levers Tektro 867A Rear Brakes
Hubs for disc brakes	Aluminum Nutted
Rims manufacturer	36-hole Alex 7X
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Compe Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC 410A
Bottom bracket shell width	American 24tpi
Bottom bracket type	Sealed One Piece
Crankset parts and sizes	44 Teeth 1-piece Steel
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Trek Sub-Head (01) Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek Sub-Head (01)

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Trek
Seat post extension	25.4 (millimeters) Diameter Steel Micro-adjust

GT Zone

General Infos

Model	Zone
Manufacturer	GT
Year of production	2009
Current price	Check price Here ==>
Color choice	- Royal and White -Black and Oatmeal
Sizes	- 20 TT (inches)

Wheels And Breaking System

Bike front tire	20 X 2.10 (inches) Kenda Kiniption
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Tektro 289A Levers Tektro 907 U-brake Brakes
Hubs for disc brakes	Steel 14 (millimeters) Axle
Rims manufacturer	48-hole Alex G303
Spoke nipples type	Brass
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	GT Dirt and street Hi-Ten
Handlebar extender	Optional
Handlebar stem details	GT Freestyle Aluminum
Headset size	1 1/8 (inches) TH

Gearing Specifications

Bicycle chain	KMC Z510
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	36 Teeth 3-piece Alloy
Gear shift levers	Not Available
Rear gear set	14 Teeth 1-speed

GT Zone Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown High-tensile Steel
Fork type	GT Freestyle

Other Specs of GT Zone

Component group sets	BMX
Pedals details	BMX Platform
Rear shock absorber	Not Available
Saddle seat	Velo Mini Street
Seat post extension	25.4 (millimeters) Diameter Steel