Hayward AquaVac 500 Wheel Rim & Tire Dark Gray (RCX341113GR4BK) vacalert and this Intermatic RC939 version

and this Intermatic RC939 version provides 3-channel capability using the RC939 reference

Part number EL123 helps confirm accurate ordering and replacement matching

Recommended for professional service

An algae brush is useful because it helps scrub problem areas more aggressively

An O-ring helps create a dependable seal at a compatible large circular connection

Hayward AquaVac 500 Wheel Rim & Tire Dark Gray (RCX341113GR4BK) vacalert and this Intermatic RC939 versionThis dark gray wheel rim and tire assembly is built for compatible Hayward AquaVac 500 robotic cleaners. It helps restore traction, stability, and the cleaners ability to travel across pool surfaces when the original wheel assembly is worn or damaged. Robotic cleaners depend on consistent wheel contact for efficient coverage. Replacing compromised wheel assemblies can help reduce slipping, improve tracking, and extend the service life of the cleaner.