Rare parts in 40905-1: Birthday Cupcake

This set inventory has been obtained from LEGO Customer Services replacement parts page. It was retrieved on 1 January 2026 and contains 162 pieces.

Important note: We do not control this inventory and cannot currently make changes to it. Use it as a guide to the contents of the set, or to find out part numbers when requesting replacements.

Element Image Qty Colour Category Design Element name Element
in sets		 Element
introduced in		 Design
in sets		 Design
introduced in
6518541 <h1><a href='/parts/6518541/tile-1x1-heart-no-1'>TILE 1X1, HEART, NO. 1</a></h1><div class='tags floatleft'><a href='/parts/6518541/tile-1x1-heart-no-1'>6518541</a> <a href='/parts/design-39739'>39739</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Miscellaneous'>Miscellaneous</a> <a href='/parts/colour-Bright-Red'>Bright Red</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

TILE 1X1, HEART, NO. 1

6518541 39739 System Miscellaneous Bright Red 2025
©2025 LEGO Group
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4 Bright Red Miscellaneous 39739 TILE 1X1, HEART, NO. 1 3 2025 147 2019
6529090 <h1><a href='/parts/6529090/lattice-1x4x6-w-snap'>LATTICE 1X4X6 W/ SNAP</a></h1><div class='tags floatleft'><a href='/parts/6529090/lattice-1x4x6-w-snap'>6529090</a> <a href='/parts/design-5630'>5630</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Bright-Yellow'>Bright Yellow</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

LATTICE 1X4X6 W/ SNAP

6529090 5630 System Buildings & Furniture Bright Yellow 2025
©2025 LEGO Group
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1 Bright Yellow Buildings & Furniture 5630 LATTICE 1X4X6 W/ SNAP 3 2025 75 2017
6544045 <h1><a href='/parts/6544045/plate-4x4-1-4-circle'>PLATE 4X4, 1/4 CIRCLE</a></h1><div class='tags floatleft'><a href='/parts/6544045/plate-4x4-1-4-circle'>6544045</a> <a href='/parts/design-30565'>30565</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Light-Purple'>Light Purple</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PLATE 4X4, 1/4 CIRCLE

6544045 30565 System Plates Light Purple 2025
©2025 LEGO Group
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4 Light Purple Plates 30565 PLATE 4X4, 1/4 CIRCLE 2 2025 888 2001