Marin PORTOFINO 2003 VS GT ZR-4000 1999 specs comparison

Marin Portofino 2003 comparison online with competitors

Marin Portofino

General Infos
Model Portofino
Manufacturer Marin
Year of production 2003
Current price Check price Here ==>   
Color choice -Black
Sizes - 48cm (centimeters)
- 51cm (centimeters)
- 53cm (centimeters)
- 55cm (centimeters)
- 57cm (centimeters)
- 59cm (centimeters)
Sizes - 48cm (centimeters)
- 51cm (centimeters)
- 53cm (centimeters)
- 55cm (centimeters)
- 57cm (centimeters)
- 59cm (centimeters)

Wheels And Breaking System

Bike front tire700 X 23c Kenda Koncept
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano Sora STI Dual Control Levers
Shimano Sora Dual Pivot Brakes
Hubs for disc brakesFormula Xero Lite XR4
Rims manufacturer 20-hole and 24-hole
Formula Xero Lite XR4
Spoke nipples typeNot Available
Spoke wheelFormula

Frame and Body Specs

Frame materialsColumbus Thron
Frame typeTIG-welded
Handlebar constructionCinelli Altera
Handlebar extenderOptional
Handlebar stem details3T Mutant
Headset size1 (inches) Ritchey Logic

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Shimano CN-UG50
Bottom bracket shell width68 (millimeters) English
Bottom bracket typeSealed Cartridge
Crankset parts and sizes 30/42/52 Teeth
Shimano Sora
Gear shift leversShimano Sora STI Dual Control
Rear gear set 12 - 25 Teeth
8-speed

Marin Portofino Fork System Data

Derailleur (Front)Shimano Sora Triple
Derailleur (Rear)Shimano Sora GS
Fork material Unicrown Crown
Carbon Fiber Composite
Fork typeNot Available

Other Specs of Marin Portofino

Component group setsShimano Sora Triple
Pedals detailsAluminum Cage With Clips & Straps
Rear shock absorberNot Available
Saddle seatSelle Italia XO
Seat post extensionAluminum Micro-adjust


GT ZR-4000 1999 comparison online with competitors

GT ZR-4000

General Infos
Model ZR-4000
Manufacturer GT
Year of production 1999
Current price Check price Here ==>   
Color choice -Solar Mint
Sizes - 48cm (centimeters)
- 50cm (centimeters)
- 52cm (centimeters)
- 56cm (centimeters)
- 58cm (centimeters)
- 60cm (centimeters)

Wheels And Breaking System

Bike front tire700 X 23c Michelin Axial Sport
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano RSX STI Levers
Shimano RSX Dual Pivot Brakes
Hubs for disc brakesShimano RSX
Rims manufacturer 32-hole
Mavic CXP 11
Spoke nipples typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
DT Stainless Steel

Frame and Body Specs

Frame materials Butted
7000 Aluminum
Frame typeTIG-welded
Handlebar constructionModolo
Handlebar extenderNot Available
Handlebar stem detailsAluminum
Headset size1 (inches) Tange-Seiki Passage

Gearing Specifications

Bicycle chain 1/2 X 3/32 (inches)
Shimano CN-HG50
Bottom bracket shell widthNot Available
Bottom bracket typeShimano Cartridge
Crankset parts and sizes 30/42/52 Teeth
Shimano RX-100
Gear shift leversShimano RSX STI Dual Control
Rear gear set 12 - 25 Teeth
8-speed

GT ZR-4000 Fork System Data

Derailleur (Front)Shimano RSX
Derailleur (Rear)Shimano RSX
Fork material Unicrown Crown
Aluminum
Fork typeKinesis

Other Specs of GT ZR-4000

Component group setsShimano RSX Triple
Pedals detailsShimano PD-M515 SPD
Rear shock absorberNot Available
Saddle seat Chromoly Rails
GT
Seat post extensionAluminum Micro-adjust


Useful links and guides ....