How much is LEGO Ford Mustang Shelby GT500 worth?
Set 42138-1 · 544 pieces
$30.00
new / sealed
$23.50
used
-40%
vs $49.99 RRP
$0.06
per piece
LEGO Ford Mustang Shelby GT500 (42138-1) is worth about $30.00 new (or $23.50 used) at current secondary-market prices, currently 40% below its $49.99 retail price.
Value history
Value historytracking since Jul 26, 2026
Currently $30.00 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.
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