What size is the whirlpool washer serial number LSR8433KQ0?

The Whirlpool washer with the serial number LSR8433KQ0 is part of the model LSR8433. To determine the size, you'll need to look at the specifications for that specific model, which typically has a capacity of around 3.5 cubic feet. For precise details, refer to the user manual or the manufacturer's website for the model's specifications.