GT ZR-4000 1999 VS Calfee Design TETRA PRO (21) 1997 specs comparison

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)
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Axial Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano RSX STI Levers Shimano RSX Dual Pivot Brakes
Hubs for disc brakes	Shimano RSX
Rims manufacturer	32-hole Mavic CXP 11
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Modolo
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 (inches) Tange-Seiki Passage

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Cartridge
Crankset parts and sizes	30/42/52 Teeth Shimano RX-100
Gear shift levers	Shimano 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 type	Kinesis

Other Specs of GT ZR-4000

Component group sets	Shimano RSX Triple
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	Not Available
Saddle seat	Chromoly Rails GT
Seat post extension	Aluminum Micro-adjust

Calfee Design Tetra Pro (21)

General Infos

Model	Tetra Pro (21)
Manufacturer	Calfee Design
Year of production	1997
Current price	Check price Here ==>
Color choice	-Clear coat
Sizes	- 48 cm (centimeters) - 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters) - 60 cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Hi-Lite Super Comp
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 600 Ultegra Levers Shimano 600 Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano 600 Ultegra
Rims manufacturer	32-hole Mavic Reflex SUP
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double Butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	Carbon Fiber Composite
Frame type	Laminated Carbon Fiber
Handlebar construction	TTT Forma 2
Handlebar extender	Not Available
Handlebar stem details	TTT Synthesis
Headset size	1 (inches) Shimano 600 Ultegra

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG91
Bottom bracket shell width	70 (millimeters) Italian
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	39/53 Teeth Shimano 600 Ultegra
Gear shift levers	Shimano 600 Ultegra STI Dual Control
Rear gear set	12 - 23 Teeth 8-speed

Calfee Design Tetra Pro (21) Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano 600 Ultegra
Derailleur (Rear)	Shimano 600 Ultegra
Fork material	Aero Crown Carbon Fiber Composite With Carbon Fiber Steerer
Fork type	Tetra Pro Total Carbon

Other Specs of Calfee Design Tetra Pro (21)

Component group sets	Shimano 600 Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Selle San Marco Strada
Seat post extension	27.2 (millimeters) Diameter Control Tech Control Post