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Chorus crankset

Chorus crankset - banner
Components
Chorus crankset
X.P.S.S.™ (eXtreme Performance Shifting System) is the acronym that denotes the most effective and efficient system ever, with the absolute best shifting speed and precision even under load.
The Chorus™ crankset with carbon fibre is the ideal partner for any competition.

Technologies

XPSS

X.P.S.S.™ Extreme Performance Shifting System

This is not just the acronym of Extreme Performance Shifting System™.
Ultra - Torque™

Ultra-Torque™

Lightness,rigidity, simplified assembly and maintenance

Options

Standard

Length 170, 172.5, 175 mm
Combinations 39/53 - 36/52 - 34/50
Weight 683 gr.
Chorus crankset - small banner

Features & Benefits

ULTRA-TORQUE™ AXLE
Pressure on the pedals is transmitted effciently without any power loss.
 
NEW CHAINRINGS
Sophisticated mechanical features on the parts that move the chain up and down guarantee maximum effciency during shifting.
 
DIFFERENTIATED NUMBER OF PINS DEPENDING ON THE CHAINRING COMBINATION
Constantly optimum engagement of the chain. Maximum shifting effciency.
 
HOLLOW CRANK AND SPIDER ARMS WITH ULTRA-HOLLOW™ TECHNOLOGY
Reduced weight of stress – free sections, improved crank set weight to stiffness ratio.
 
DOUBLE STANDARDIZED BOLT CIRCLE DIAMETER ON ALL COMBINATIONS
Maximum stiffness and lightness thanks to extension of the carbon fber crank close to the chainrings with 112 mm for the small bolt circle diameter and 145 mm for the large one.

INTEGRATED CRANK/CHAINRING MOUNTING SYSTEM
reduced weight – easy maintenance.
 
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