GT ZUM 4.0 2006 VS Specialized SAN FRANCISCO 2 2009 specs comparison

GT ZuM 4.0

General Infos

Model	ZuM 4.0
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-Light Silver
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 1.25 (inches) Tioga City Slicker
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	110 (millimeters) Arms 70 (millimeters) DIN Pads Brakes Shimano ST-EF29 Levers Tektro Linear Pull
Hubs for disc brakes	Rear: Alloy QR Casette Hub Front: Alloy QR Hub
Rims manufacturer	Double Wall Alloy Rims With CNC Type Sidewall
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT Triple Triangle 6061 Custom Tube-set
Frame type	TIG-welded
Handlebar construction	Butted 6061 Heat Treated Aluminum GT Riser Bar
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With 4 Bolt Alum Face Plate GT ATB
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/44 Teeth Suntour XCT-252
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

GT ZuM 4.0 Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Acera
Fork material	Steel and aluminum and magnesium
Fork type	50 (millimeters) SR NRX-6000

Other Specs of GT ZuM 4.0

Component group sets	Co (millimeters)uter Mix
Pedals details	High Impact Nylon Platform
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	GT Aluminum 6061

Specialized San Francisco 2

General Infos

Model	San Francisco 2
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Black
Sizes	- 16 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.50 (inches) Specialized Nimbus Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Shimano BR-M415 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano IG-3 Speed Centerlock Disc Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized HRD DW
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Globe Alloy
Handlebar extender	Optional
Handlebar stem details	Globe 3D Forged 8deg.
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN26
Crankset parts and sizes	42 Teeth Sugino
Gear shift levers	Shimano IG3
Rear gear set	3-speed Internal

Specialized San Francisco 2 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown A1 Premium Aluminum
Fork type	Globe

Other Specs of Specialized San Francisco 2

Component group sets	Co (millimeters)uter Mix
Pedals details	Globe Body Geometry Anti-slip Composite
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	27.2 (millimeters) Diameter Specialized Alloy Two Bolt