Challenger High Pressure Pump Impeller 1-1/2F 2A | 355315 Universal Half Grids As the swivel bearings wear

As the swivel bearings wear over time—typically due to normal use or prolonged exposure to pool chemicals—your cleaner can start getting stuck or miss areas

Always tighten impeller nut to manufacturer’s torque spec

The pressure tester kit is a replacement part that was made by Hayward

The gearbox assembly is manufactured by Polaris for the Quattro Sport model cleaner

Challenger High Pressure Pump Impeller 1-1/2F 2A | 355315 Universal Half Grids As the swivel bearings wearChallenger High Pressure Pump Impeller 1 1 2F 2A 355315 OEM Challenger high pressure pump impeller designed for correct flow and head performance. Direct fit replacement for compatible Challenger pumps. Features OEM replacement impeller for Challenger high pressure pumps Restores original flow rate and pressure output Precision molded for proper balance and fit Direct installation with no modification required Designed to match factory hydraulic