How much is LEGO Bowser's Muscle Car Expansion Set worth?

Set 71431-1 · 458 pieces

$25.00

new / sealed

$14.00

used

-17%

vs $29.99 RRP

$0.05

per piece

LEGO Bowser's Muscle Car Expansion Set (71431-1) is worth about $25.00 new (or $14.00 used) at current secondary-market prices, currently 17% below its $29.99 retail price.

Value history

Value historytracking since Jul 24, 2026

Currently $25.00 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.

Track this set’s value

Add it to your collection and we’ll keep its value up to date, free.

Track it free → See offers & details

Blended secondary-market estimates. Not an appraisal or an offer to buy. Compare with another set → · Value your whole collection → · Most valuable sets →