Jamis COMMUTER 4.0 2009 VS GT TRAFFIC 1.0 2010 specs comparison

Jamis Commuter 4.0

General Infos

Model	Commuter 4.0
Manufacturer	Jamis
Year of production	2009
Current price	Check price Here ==>
Color choice	-Forrest Green and Bone
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22 (inches)
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	700 X 32c Vittoria Adventure Touring
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Levers Shimano M416 Mechanical Disc With 6 (inches) Rotors Brakes
Hubs for disc brakes	Rear: Shimano Alfine 8 Disc Front: Shimano Alfine Dynamo Centerlock Disc
Rims manufacturer	36-hole Weinmann Zac 2000
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	Classic Swept-back
Handlebar extender	Optional
Handlebar stem details	Satori Adjustable
Headset size	1 1/8 (inches) Slimstack

Gearing Specifications

Bicycle chain	KMC Z9000
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	110.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	34/48 Teeth FSA Vero Compact
Gear shift levers	Shimano SL-S500
Rear gear set	18 Teeth 8-speed Internal

Jamis Commuter 4.0 Fork System Data

Derailleur (Front)	Shimano R440
Derailleur (Rear)	Shimano CT-S500 Tensioner
Fork material	Unicrown Crown Aluminum
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 4.0

Component group sets	Co (millimeters)uter Mix
Pedals details	Alloy Toe-clip Compatible
Rear shock absorber	Not Available
Saddle seat	Jamis Urban
Seat post extension	27.2 (millimeters) Diameter Alloy Suspension Micro Adjust

GT Traffic 1.0

General Infos

Model	Traffic 1.0
Manufacturer	GT
Year of production	2010
Current price	Check price Here ==>
Color choice	- Steel Gray -Dark Blue
Sizes	- XS - S - M - L - XL - XXL

Wheels And Breaking System

Bike front tire	700 X 35c Schwalbe Roadcruiser
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Auriga Comp Hydraulic Levers Tektro Auriga Comp Hydraulic Disc Brakes
Hubs for disc brakes	Shimano Non-series Disc With Pnhead Locking Skewers
Rims manufacturer	32-hole Alex ACE-17 Double Wall Alloy Trekking
Spoke nipples type	Chrome Plated Brass
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	7000 Series Al With Hydroformed PG Top Tube
Frame type	TIG-welded
Handlebar construction	GT Alloy Riser Bar With 25.4 Clamp
Handlebar extender	Optional
Handlebar stem details	GT Exclusive Alloy Ahead Type With Pinhead Locking Ahead
Headset size	1 1/8 (inches) Integrated Sealed Bearing

Gearing Specifications

Bicycle chain	KMC HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Sealed Cartridge
Crankset parts and sizes	28/38/48 Teeth Shimano Deore
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 32 Teeth 9-speed

GT Traffic 1.0 Fork System Data

Derailleur (Front)	Clamp On Shimano Alivio FD-M411
Derailleur (Rear)	Shimano Deore
Fork material	Aluminum and alloy Steerer
Fork type	GT Traffic Rigid Fork With Hydroformed Alloy Legs

Other Specs of GT Traffic 1.0

Component group sets	Hybrid Mix
Pedals details	Alloy Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	GT Traffic Saddle With Integrated Tailight
Seat post extension	GT Design Alloy