Water pump for Lexus 430

Water pump for Lexus 430 model 2006 Timing belt Water pump and timing belt pulley All have been used for half their lifespan I had an issue with my car, so I replaced them thinking the problem was from these parts, but the issue was actually from the radiator Bought the water pump for 480 new The timing belt and pulley cost 420 new Selling all of them for 250