The ROTOR ALDHU 3D+ crank arms are the foundation for road, cyclocross and triathlon drivetrains. With a 172.5 mm crank arm length and modular 30 mm axle system, they can be combined with compatible ROTOR components to create a suitable crankset.

Made from 7055 aluminum, the crank arms are designed for sporty use. The modular ALDHU 3D+ system can be combined with a compatible axle and suitable Direct-Mount chainrings or spiders.

Key features at a glance:

• ROTOR ALDHU 3D+ crank arm pair, 172.5 mm long
• Modular Direct-Mount system for 1x and 2x drivetrains
• CNC-machined 7075-T6 aluminum with Trinity Drilling

Technical specifications:

• Manufacturer: ROTOR
• Model: ALDHU 3D+
• Product type: Pair of crank arms (left and right)
• Intended use: Road / Gravel / Cyclocross / Triathlon
• Crank arm length: 172.5 mm
• Axle system: ROTOR ALDHU 30 mm (axle sold separately)
• Chainring mount: ROTOR Direct Mount; compatible spider systems optional
• Drivetrain: 1x or 2x with compatible components
• Material: CNC-machined 7075-T6 aluminum
• Technology: Trinity Drilling
• Color: Black

Compatible with:

• ROTOR ALDHU 30 mm road crank axles in the appropriate version
• Suitable ROTOR Direct-Mount chainrings for 1x drivetrains
• Compatible ROTOR ALDHU spider rings and spider chainring solutions for 2x drivetrains
• Frame with corresponding bottom bracket for the selected ROTOR 30 mm crank axle

Included:

• 1x ROTOR ALDHU 3D+ left crank arm, 172.5 mm
• 1x ROTOR ALDHU 3D+ right crank arm, 172.5 mm
  
• Packaging: In original packaging
• The crank axle, chainring or chainrings, spider and bottom bracket are not included.

Manufacturer part number: C02-102-20010-0 | EAN: 8434366009186

A flexible ROTOR base for a precisely tuned road and triathlon drivetrain.