GT ZR-4000 1999 Technical specs and features

Brand GT
Model ZR-4000
First production 1999
Bike category Road
Bike sub-category Road Race & Triathlon
Bike Pricing Check price Here ==>   
Parts And Accessories GT ZR-4000 Parts   
Available Sizes - 19 (inches) / 48 (cm)
- 20 (inches) / 50 (cm)
- 20 (inches) / 52 (cm)
- 22 (inches) / 56 (cm)
- 23 (inches) / 58 (cm)
- 24 (inches) / 60 (cm)


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 Specifications

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

Gearing Specs

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
Available colors - Solar Mint
Weight Not Available
Pedals detailsShimano PD-M515 SPD
Rear shock absorberNot Available
Saddle seat Chromoly Rails
GT
Seat post extensionAluminum Micro-adjust


GT ZR-4000 bike review

GT produced the ZR-4000 bike in 1999 and can be classified as a Road bicycle, this exact model costs in american market arround $869.83.
ZR-4000 bike is available in many sizes such as 48cm (centimeters), 50cm (centimeters), 52cm (centimeters), 56cm (centimeters), 58cm (centimeters) and 60cm (centimeters).
GT Road ZR-4000 can be found in one single color which is Solar Mint.
This bike is equiped with 700 x 23c Michelin Axial Sport tires and DT stainless steel spoke wheel while the rims are manufactured by Mavic CXP 11, 32-hole. GT equiped this exact model with Shimano RSX Dual Pivot brakes, Shimano RSX STI levers braking system and Shimano RSX hubs.
To guarantee the comfiest ride GT used 7000 aluminum, butted material for the frame. Modolo high strength material is used on the handlebar of this ZR-4000 to ensure the perfect handling while the stems are made of Aluminum.
For the smoothest biking experience Shimano RX-100, 30/42/52 teeth is used on this bicycle linked to Shimano CN-HG50 chain that is easily replaceable as stated by GT, the whole system is connected to a high reliability Shimano RSX STI Dual Control gear shift levers.