ProX 520 MX Drive Chain, 120 Link (07.RC520120C)

The PROX 520 MX Drive Chain is engineered for dependable performance in demanding motorcycle applications. Assembled using high-quality Japanese steel, this chain combines durable construction with a weight-optimized design to support responsive handling and reliable power transfer. The 120-link configuration makes it a practical replacement option for compatible motocross and off-road drivetrains.
The chain features surface-treated and hardened pins designed to improve wear resistance and service durability. Shot-peened rollers help increase strength and stress resistance, while heat-treated plates, bushings, and rollers provide enhanced durability under repeated load and demanding riding conditions. These construction features work together to help maintain consistent chain performance during acceleration, shifting, and extended use.
The PROX 520 MX Drive Chain, Part Number 07.RC520120C, is suited for riders and technicians seeking a durable replacement chain from a trusted motorcycle components brand. Always confirm drivetrain compatibility, sprocket fitment, and the required chain length before installation. Proper alignment, lubrication, and adjustment are recommended to support smooth operation and maximize chain life.

Features:

• Japanese steel construction for reliable strength and durability

• Surface-treated and hardened pins for improved wear resistance

• Shot-peened rollers for increased strength and stress resistance

• Heat-treated plates, bushings, and rollers for dependable performance

• Weight-optimized design supports responsive drivetrain operation

• 120-link 520 MX drive chain configuration

• Brand: PROX

• Part Number: 07.RC520120C

Ships from Parts Unlimited.