Jamis COMMUTER 4 2010 VS GT ZUM 4.0 2006 specs comparison

Jamis Commuter 4 2010 comparison online with competitors

Jamis Commuter 4

General Infos
Model Commuter 4
Manufacturer Jamis
Year of production 2010
Current price Check price Here ==>   
Color choice - Pearl White
-Benzegreen and Stainless
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)
Sizes - 15 (inches)
- 17 (inches)
- 19 (inches)
- 21 (inches)
- 23 (inches)
- womens 14 (inches)
- womens 18 (inches)

Wheels And Breaking System

Bike front tire700 X 32c Vittoria Adventure Touring
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Tektro Tenera Levers
Shimano BR-M416 Mechanical Disc Brakes
Hubs for disc brakes Rear: Shimano Alfine Inter-8 Centerlock Disc
Front: Shimano Alfine Dynamo Centerlock Disc
Rims manufacturer 36-hole
Alex DC25 Disc Rims
Spoke nipples typeNot Available
Spoke wheel 14ga.
Stainless Steel

Frame and Body Specs

Frame materials6061 Triple Gauge Aluminum
Frame typeTIG-welded
Handlebar constructionJamis ARC
Handlebar extenderOptional
Handlebar stem detailsNVO TM4 Adjustable
Headset size1 1/8 (inches) Threadless VP Slimstack

Gearing Specifications

Bicycle chainKMC Z9000
Bottom bracket shell width68 (millimeters)
Bottom bracket type 110.5 (millimeters) Spindle
Sealed Cartridge
Crankset parts and sizes 48/34t Teeth
FSA Vero Compact
Gear shift leversShimano SL-S500
Rear gear set 18 Teeth
8-speed Internal

Jamis Commuter 4 Fork System Data

Derailleur (Front) Bottom-pull and clamp-on
Shimano R440
Derailleur (Rear)Shimano CT-S500 Tensioner
Fork material Unicrown With Tappered Legs Crown
Aluminum
Fork typeJamis City and Cross

Other Specs of Jamis Commuter 4

Component group setsCo (millimeters)uter Mix
Pedals detailsCity and Cross Style Alloy
Rear shock absorberNot Available
Saddle seatJamis Metro Sport
Seat post extension 27.2 (millimeters) Diameter
Jamis Alloy Micro-adjust


GT ZuM 4.0 2006 comparison online with competitors

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

Wheels And Breaking System

Bike front tire26 X 1.25 (inches) Tioga City Slicker
Bike rear tireNot Available
Bike wheel size26 (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 manufacturerDouble Wall Alloy Rims With CNC Type Sidewall
Spoke nipples typeBrass CP
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specs

Frame materialsGT Triple Triangle 6061 Custom Tube-set
Frame typeTIG-welded
Handlebar construction Butted 6061 Heat Treated Aluminum
GT Riser Bar
Handlebar extenderNot Available
Handlebar stem details Threadless 25 Degree Rise With 4 Bolt Alum Face Plate
GT ATB
Headset sizeFSA Integrated

Gearing Specifications

Bicycle chainShimano
Bottom bracket shell widthNot Available
Bottom bracket typeCartridge Sealed
Crankset parts and sizes 22/32/44 Teeth
Suntour XCT-252
Gear shift leversShimano 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 materialSteel and aluminum and magnesium
Fork type 50 (millimeters)
SR NRX-6000

Other Specs of GT ZuM 4.0

Component group setsCo (millimeters)uter Mix
Pedals detailsHigh Impact Nylon Platform
Rear shock absorberNot Available
Saddle seatWTB Speed V
Seat post extensionGT Aluminum 6061


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