Rotor Q Ring 11 Speed Inner Chainring Black 39T BCD 110x4

The Rotor Q Ring 11 Speed Inner Chainring is designed for dedicated road cyclists who want to improve pedaling efficiency and overall riding performance. Featuring Rotor’s proven oval chainring technology, this 39-tooth inner chainring helps deliver smoother power output throughout the pedal stroke, reducing dead spots and improving energy transfer. Built from high-quality aluminum, it offers an excellent balance of strength, durability, and lightweight performance for demanding road rides. Compatible with Rotor and Shimano cranksets that use the asymmetric BCD 110x4 mounting standard, this chainring is an ideal upgrade for riders seeking better efficiency, improved endurance, and enhanced speed. Whether you're training, racing, or tackling long-distance rides, the Rotor Q Ring helps maximize every pedal stroke for a more effective and enjoyable cycling experience.

Key Features

• Chainring Type: Oval inner chainring designed for road cycling performance

• Tooth Count: 39T configuration for efficient gearing and smooth shifting

• Performance Benefit: Improves power transfer and pedaling efficiency

• Compatibility: Works with Rotor and Shimano cranksets using BCD 110x4 interface

• Drivetrain Support: Optimized for 11-speed road drivetrains

• Construction: Durable aluminum build for long-lasting performance

• Application: Ideal for road cyclists seeking enhanced endurance and speed

• Design: Engineered to reduce inefficient pedal zones for smoother cadence

Product Specifications

• Brand: Rotor

• Product Name: Q Ring 11 Speed Inner Chainring

• Color: Black

• Tooth Count: 39T

• Groupset Series: 11 Speed

• Material: Aluminium

• Type: Oval

• Drivetrain Speed: 11 Speed

• Spider: 4 Arm

• BCD: 110mm

• Mounting Standard: BCD 110x4 Asymmetric

• Intended Use: Road Cycling

Pedaling Efficiency Technology

• Oval Design: Helps optimize the pedal stroke by delivering power more effectively throughout each revolution

• Reduced Dead Spots: Minimizes power loss during weaker portions of the pedal cycle

• Enhanced Endurance: Supports more efficient energy use during long rides

• Smoother Power Delivery: Promotes a more consistent cadence and riding rhythm

• Performance Upgrade: Designed for cyclists aiming to improve speed and riding efficiency

Easy Operation / Usage

• Install on compatible Rotor or Shimano cranksets with BCD 110x4 mounting pattern

• Pair with an 11-speed road drivetrain for optimal performance

• Ensure correct chainring orientation during installation

• Adjust front derailleur settings if required after installation

• Regularly inspect and clean the chainring for maximum efficiency and longevity

Why Choose This Product

• Improves pedaling efficiency with Rotor's oval chainring technology

• Enhances power transfer for better road cycling performance

• Lightweight and durable aluminum construction

• Compatible with popular Rotor and Shimano cranksets

• Designed specifically for modern 11-speed road drivetrains

• Helps riders maintain smoother cadence and improved endurance

• Ideal upgrade for performance-focused cyclists

In the Box

• 1 x Rotor Q Ring 11 Speed Inner Chainring Black 39T