Left crank Campagnolo Chorus 172.5 mm

Campagnolo Chorus left crank arm aluminium – square taper – road bike

Campagnolo Chorus left crank arm: performance and reliability for your road bike drivetrain

The Campagnolo Chorus left crank arm in aluminium is an essential component of a high-performance road bike drivetrain. Designed to provide the perfect balance of stiffness, light weight, and durability, it is ideal for cyclists looking to maintain or restore a Campagnolo Chorus crankset with a square taper bottom bracket.

Crafted with Italian precision, this crank arm ensures smooth power transfer, long-lasting performance, and perfect compatibility with square taper bottom brackets. It integrates seamlessly with other drivetrain components, including chainrings, bottom bracket spindle, chain, and rear derailleur.

Technical specifications

• Product: Left crank arm

• Brand: Campagnolo

• Series: Chorus

• Material: Machined aluminium

• Bike Type: Road bike

• Spindle Type: Square taper

• Pedal Thread: Standard 9/16"

• Mounting: Classic square taper

• Color: Aluminium / Silver (depending on version)

• Position: Left side of the crankset

• Use: Road cycling, sportive rides, high-end bike restoration

Features of the Campagnolo Chorus left crank arm

• Optimal stiffness for efficient, energy-saving pedaling

• Excellent power transfer from pedal to bottom bracket spindle

• Perfect compatibility with Campagnolo Chorus square taper cranksets

• High-quality finish, reflecting Campagnolo craftsmanship

• Ideal for replacement or restoration of classic road bike drivetrains

• Reliable for intensive or competitive cycling use

This left crank arm plays a key role in pedal kinematics, ensuring smooth and balanced crank rotation. Paired with a well-maintained bottom bracket and chain, it extends the life of the entire drivetrain.

Why choose the Campagnolo Chorus left crank arm ?

Choosing a Campagnolo Chorus left crank arm means selecting a drivetrain component known for its mechanical precision, durability, and perfect fit with traditional road groupsets. It is ideal for cyclists maintaining a square taper setup, appreciated for its simplicity, reliability, and ease of maintenance.

Whether for replacement, wear restoration, or building a consistent Campagnolo Chorus drivetrain, this crank arm is a trusted choice for your road bike’s drivetrain.