How much is LEGO Jay's Electro Mech worth?
Set 71740-1 · 106 pieces
$17.24
new / sealed
$11.95
used
-14%
vs $19.99 RRP
$0.16
per piece
LEGO Jay's Electro Mech (71740-1) is worth about $17.24 new (or $11.95 used) at current secondary-market prices, currently 14% below its $19.99 retail price.
Value history
Value historytracking since Jul 28, 2026
Currently $17.24 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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