XM MAXI ONE e-bike chainring, 38 teeth

Maximize your e-bike’s drivetrain efficiency and chain retention

When you demand smooth shifting and reliable chain control on your e-bike, you need a chainring engineered to keep up with your ride. With narrow-wide teeth designed for superior chain guidance, you reduce chain drops and maintain consistent power transfer. Compatible with 9 to 12-speed drivetrains, this chainring fits seamlessly into your setup, giving you confidence on every pedal stroke. Crafted from 7075T-6 aluminum with precision CNC machining, it balances strength and lightweight performance, so you stay agile without compromise.

Key Features

Designed with a 4-arm bolt pattern and 104 mm pitch circle diameter, this chainring integrates perfectly with your crankset. The narrow-wide tooth profile enhances chain retention, especially under the variable torque of e-bike motors. Its 7075T-6 aluminum construction ensures durability while keeping weight to a minimum at just 65 grams. Whether you’re upgrading or replacing, this chainring delivers consistent, reliable performance across multiple speed setups.

Technical Specifications

• Teeth: 38
• Tooth profile: Narrow-wide for improved chain guidance
• Speed compatibility: 9 / 10 / 11 / 12-speed
• Bolt pattern: 4-arm
• Pitch circle diameter: 104 mm
• Material: 7075T-6 aluminum, CNC machined
• Weight: 65 grams

Frequently Asked Questions