GT TACHYON 3.0 2011 VS Marin PORTOFINO 2003 specs comparison

GT Tachyon 3.0 2011 comparison online with competitors

GT Tachyon 3.0

General Infos
Model Tachyon 3.0
Manufacturer GT
Year of production 2011
Current price Check price Here ==>   
Color choice -Stain silver
Sizes - Large frame
Sizes - Large frame

Wheels And Breaking System

Bike front tire700 X 32c Kenda Kiniption
Bike rear tireNot Available
Bike wheel size700c Wheels
Brakeset type Shimano ST-R221 Levers
Tektro RX-1 Brakes
Hubs for disc brakesFormula Alloy
Rims manufacturer 32-hole
Jalco DRX3000
Spoke nipples typeAlloy
Spoke wheel 14ga.
Stainless

Frame and Body Specs

Frame materialsAluminum
Frame typeAluminum
Handlebar constructionGT Flat Bar
Handlebar extenderOptional
Handlebar stem detailsNVO Adjustable
Headset sizeIntegrated Sealed

Gearing Specifications

Bicycle chainKMC HG40
Bottom bracket shell widthNot Available
Bottom bracket typeCartridge Sealed
Crankset parts and sizes 52/42/30t Teeth
FSA CK-200
Gear shift leversShimano ST-R221
Rear gear set 13 - 26 Teeth
8-speed

GT Tachyon 3.0 Fork System Data

Derailleur (Front)Shimano R443
Derailleur (Rear)Shimano 2300
Fork materialCarbon
Fork typeGT Type R Carbon

Other Specs of GT Tachyon 3.0

Component group setsRoad Mix
Pedals detailsAlloy Body and Steel Cage
Rear shock absorberNot Available
Saddle seatGT Type R Race
Seat post extensionGT Design Alloy


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)

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


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