A firm purchased machinery on January $1,2020,$ for $$450,000.$ The straight$-$line method is used and the useful life is estimated to be $5$ years, with a $$30,000$ residual value.

At the beginning of $2023,$ the firm spent $$40,000$ to overhaul the machinery. After the overhaul, the firm estimated that the useful life would be extended $2$ years $(7$ years total$),$ and the residual value would be $$20,000.$

How much depreciation expense will the firm record for $2023?$

$($Enter just the number. No dollar signs, decimals, or thousands separators. Example: $9000,$ not $$9000,9000\mathrm{.}00,$ nor $9,000).$