520-114 O-Ring Drive Chain for Yamaha YZ125X 2020-2025 YZ 125X

520-114 O-Ring Drive Chain for Yamaha YZ125X

This 520-114 O-Ring drive chain is a direct replacement chain built for Yamaha YZ125X models from 2020 through 2025, delivering reliable power transfer from the countershaft sprocket to the rear wheel.

Overview

This 520-114 O-Ring drive chain is designed as a durable replacement for the Yamaha YZ125X, giving riders a dependable connection between the engine and rear wheel. The O-ring construction seals lubricant inside each roller, which helps the chain resist mud, dust, and water during long trail rides. It is a practical choice for YZ125X owners who want a strong, long-lasting drive chain for off-road riding.

Built For Performance

• 520 pitch sizing matches the YZ125X drivetrain for a direct fit
• 114-link length suits the stock sprocket combination on 2020-2025 models
• O-ring seals hold grease in and keep grit out for longer service life
• Heat-treated pins and rollers resist stretching under load
• Pre-stretched construction helps reduce initial chain adjustment

Fits These Machines

• for Yamaha YZ125X 2020
• for Yamaha YZ125X 2021
• for Yamaha YZ125X 2022
• for Yamaha YZ125X 2023
• for Yamaha YZ125X 2024
• for Yamaha YZ125X 2025

On-The-Job Use

• Trail riding and enduro loops where mud and water are common
• Motocross practice sessions on the YZ125X
• Woods riding that demands consistent power delivery
• Routine drivetrain replacement and maintenance

Specs At A Glance

Good To Know

Q: Does this chain require a special tool to install? A: Most O-ring chains need a chain breaker and rivet tool, though the exact method depends on the master link type supplied. A qualified mechanic can confirm the correct installation approach.

Q: How often should an O-ring chain be maintained? A: Clean and lubricate the chain after muddy or wet rides, and check tension regularly. Proper care extends the life of both the chain and the sprockets.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.