Rare parts in 31175-1: Unicorn Castle

This set inventory has been obtained from LEGO Customer Services replacement parts page. It was retrieved on 3 October 2025 and contains 348 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
6355725 <h1><a href='/parts/6355725/roof-tile-1x2x3-74°-inv'>ROOF TILE 1X2X3/74° INV.</a></h1><div class='tags floatleft'><a href='/parts/6355725/roof-tile-1x2x3-74°-inv'>6355725</a> <a href='/parts/design-2449'>2449</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2021'>2021</a></div><div class='floatright'>©2021 LEGO Group</div>

ROOF TILE 1X2X3/74° INV.

6355725 2449 System Bricks Aqua 2021
©2021 LEGO Group
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2 Aqua Bricks 2449 ROOF TILE 1X2X3/74° INV. 3 2021 521 1994
6355730 <h1><a href='/parts/6355730/plate-2x10'>PLATE 2X10</a></h1><div class='tags floatleft'><a href='/parts/6355730/plate-2x10'>6355730</a> <a href='/parts/design-3832'>3832</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2024'>2024</a></div><div class='floatright'>©2024 LEGO Group</div>

PLATE 2X10

6355730 3832 System Plates Aqua 2024
©2024 LEGO Group
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1 Aqua Plates 3832 PLATE 2X10 3 2024 2421 1991
6469798 <h1><a href='/parts/6469798/brick-w-bow-1x8x2'>BRICK W. BOW 1X8X2</a></h1><div class='tags floatleft'><a href='/parts/6469798/brick-w-bow-1x8x2'>6469798</a> <a href='/parts/design-40296'>40296</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2024'>2024</a></div><div class='floatright'>©2024 LEGO Group</div>

BRICK W. BOW 1X8X2

6469798 40296 System Bricks Aqua 2024
©2024 LEGO Group
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2 Aqua Bricks 40296 BRICK W. BOW 1X8X2 2 2024 186 2010
6486384 <h1><a href='/parts/6486384/brick-ø16-w-cross'>BRICK Ø16 W. CROSS</a></h1><div class='tags floatleft'><a href='/parts/6486384/brick-ø16-w-cross'>6486384</a> <a href='/parts/design-6143'>6143</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK Ø16 W. CROSS

6486384 6143 System Bricks Aqua 2025
©2025 LEGO Group
« Previous Next »
8 Aqua Bricks 6143 BRICK Ø16 W. CROSS 1 2025 2987 1993
6540137 <h1><a href='/parts/6540137/brick-w-bow-1-3'>BRICK W/BOW 1/3</a></h1><div class='tags floatleft'><a href='/parts/6540137/brick-w-bow-1-3'>6540137</a> <a href='/parts/design-50950'>50950</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK W/BOW 1/3

6540137 50950 System Bricks Aqua 2025
©2025 LEGO Group
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4 Aqua Bricks 50950 BRICK W/BOW 1/3 3 2025 1912 2005
6546460 <h1><a href='/parts/6546460/wall-½-circle-1x2-w-4-85-hole'>WALL ½ CIRCLE, 1X2, W/ 4.85 HOLE</a></h1><div class='tags floatleft'><a href='/parts/6546460/wall-½-circle-1x2-w-4-85-hole'>6546460</a> <a href='/parts/design-68013'>68013</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

WALL ½ CIRCLE, 1X2, W/ 4.85 HOLE

6546460 68013 System Buildings & Furniture Aqua 2025
©2025 LEGO Group
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4 Aqua Buildings & Furniture 68013 WALL ½ CIRCLE, 1X2, W/ 4.85 HOLE 1 2025 213 2020
6546461 <h1><a href='/parts/6546461/wall-1x2x2-w-bowed-slit'>WALL 1X2X2 W. BOWED SLIT</a></h1><div class='tags floatleft'><a href='/parts/6546461/wall-1x2x2-w-bowed-slit'>6546461</a> <a href='/parts/design-90195'>90195</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Aqua'>Aqua</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

WALL 1X2X2 W. BOWED SLIT

6546461 90195 System Buildings & Furniture Aqua 2025
©2025 LEGO Group
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2 Aqua Buildings & Furniture 90195 WALL 1X2X2 W. BOWED SLIT 1 2025 159 2010
6530147 <h1><a href='/parts/6530147/plate-4x4-round-w-snap'>PLATE 4X4 ROUND W. SNAP</a></h1><div class='tags floatleft'><a href='/parts/6530147/plate-4x4-round-w-snap'>6530147</a> <a href='/parts/design-60474'>60474</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Bright-Green'>Bright Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PLATE 4X4 ROUND W. SNAP

6530147 60474 System Plates Bright Green 2025
©2025 LEGO Group
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1 Bright Green Plates 60474 PLATE 4X4 ROUND W. SNAP 2 2025 1640 2008
6559511 <h1><a href='/parts/6559511/rocket-step-4x4x2'>ROCKET STEP 4X4X2</a></h1><div class='tags floatleft'><a href='/parts/6559511/rocket-step-4x4x2'>6559511</a> <a href='/parts/design-3943'>3943</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Bright-Purple'>Bright Purple</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

ROCKET STEP 4X4X2

6559511 3943 System Bricks Bright Purple 2025
©2025 LEGO Group
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1 Bright Purple Bricks 3943 ROCKET STEP 4X4X2 1 2025 149 1996
6559514 <h1><a href='/parts/6559514/nose-cone-2x2x2'>NOSE CONE 2X2X2</a></h1><div class='tags floatleft'><a href='/parts/6559514/nose-cone-2x2x2'>6559514</a> <a href='/parts/design-14918'>14918</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Bright-Purple'>Bright Purple</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

NOSE CONE 2X2X2

6559514 14918 System Bricks Bright Purple 2025
©2025 LEGO Group
« Previous Next »
1 Bright Purple Bricks 14918 NOSE CONE 2X2X2 1 2025 460 2008
6559513 <h1><a href='/parts/6559513/rocket-step-4x4x2'>ROCKET STEP 4X4X2</a></h1><div class='tags floatleft'><a href='/parts/6559513/rocket-step-4x4x2'>6559513</a> <a href='/parts/design-3943'>3943</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Bright-Yellowish-Green'>Bright Yellowish Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

ROCKET STEP 4X4X2

6559513 3943 System Bricks Bright Yellowish Green 2025
©2025 LEGO Group
« Previous Next »
1 Bright Yellowish Green Bricks 3943 ROCKET STEP 4X4X2 1 2025 149 1996
6546463 <h1><a href='/parts/6546463/tile-3x3-w-bow'>TILE 3X3, W/ BOW</a></h1><div class='tags floatleft'><a href='/parts/6546463/tile-3x3-w-bow'>6546463</a> <a href='/parts/design-79393'>79393</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Cool-Yellow'>Cool Yellow</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

TILE 3X3, W/ BOW

6546463 79393 System Plates Cool Yellow 2025
©2025 LEGO Group
« Previous Next »
2 Cool Yellow Plates 79393 TILE 3X3, W/ BOW 1 2025 227 2021
6551706 <h1><a href='/parts/6551706/horse-no-39'>HORSE, NO. 39</a></h1><div class='tags floatleft'><a href='/parts/6551706/horse-no-39'>6551706</a> <a href='/parts/design-114139'>114139</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Animals-Nature'>Animals & Nature</a> <a href='/parts/colour-Cool-Yellow'>Cool Yellow</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

HORSE, NO. 39

6551706 114139 System Animals & Nature Cool Yellow 2025
©2025 LEGO Group
« Previous Next »
1 Cool Yellow Animals & Nature 114139 HORSE, NO. 39 1 2025 1 2025
6546455 <h1><a href='/parts/6546455/sphere-3x3x11-3-w-knob'>SPHERE 3X3X11/3, W/ KNOB</a></h1><div class='tags floatleft'><a href='/parts/6546455/sphere-3x3x11-3-w-knob'>6546455</a> <a href='/parts/design-49308'>49308</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Dark-Azur'>Dark Azur</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

SPHERE 3X3X11/3, W/ KNOB

6546455 49308 System Bricks Dark Azur 2025
©2025 LEGO Group
« Previous Next »
2 Dark Azur Bricks 49308 SPHERE 3X3X11/3, W/ KNOB 2 2025 41 2019
6559512 <h1><a href='/parts/6559512/rocket-step-4x4x2'>ROCKET STEP 4X4X2</a></h1><div class='tags floatleft'><a href='/parts/6559512/rocket-step-4x4x2'>6559512</a> <a href='/parts/design-3943'>3943</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Flame-Yellowish-Orange'>Flame Yellowish Orange</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

ROCKET STEP 4X4X2

6559512 3943 System Bricks Flame Yellowish Orange 2025
©2025 LEGO Group
« Previous Next »
1 Flame Yellowish Orange Bricks 3943 ROCKET STEP 4X4X2 1 2025 149 1996
6546454 <h1><a href='/parts/6546454/wall-1x2x2-w-bowed-slit'>WALL 1X2X2 W. BOWED SLIT</a></h1><div class='tags floatleft'><a href='/parts/6546454/wall-1x2x2-w-bowed-slit'>6546454</a> <a href='/parts/design-90195'>90195</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Buildings-Furniture'>Buildings & Furniture</a> <a href='/parts/colour-Lavender'>Lavender</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

WALL 1X2X2 W. BOWED SLIT

6546454 90195 System Buildings & Furniture Lavender 2025
©2025 LEGO Group
« Previous Next »
2 Lavender Buildings & Furniture 90195 WALL 1X2X2 W. BOWED SLIT 1 2025 159 2010
6546468 <h1><a href='/parts/6546468/1-2-cone-2x4x3'>1/2 CONE 2X4X3</a></h1><div class='tags floatleft'><a href='/parts/6546468/1-2-cone-2x4x3'>6546468</a> <a href='/parts/design-38317'>38317</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Light-Nougat'>Light Nougat</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

1/2 CONE 2X4X3

6546468 38317 System Bricks Light Nougat 2025
©2025 LEGO Group
« Previous Next »
1 Light Nougat Bricks 38317 1/2 CONE 2X4X3 1 2025 29 2018
6551707 <h1><a href='/parts/6551707/horse-no-40'>HORSE, NO. 40</a></h1><div class='tags floatleft'><a href='/parts/6551707/horse-no-40'>6551707</a> <a href='/parts/design-114140'>114140</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Animals-Nature'>Animals & Nature</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>

HORSE, NO. 40

6551707 114140 System Animals & Nature Light Purple 2025
©2025 LEGO Group
« Previous Next »
1 Light Purple Animals & Nature 114140 HORSE, NO. 40 1 2025 1 2025
6546475 <h1><a href='/parts/6546475/nose-cone-2x2x2'>NOSE CONE 2X2X2</a></h1><div class='tags floatleft'><a href='/parts/6546475/nose-cone-2x2x2'>6546475</a> <a href='/parts/design-14918'>14918</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Medium-Azur'>Medium Azur</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

NOSE CONE 2X2X2

6546475 14918 System Bricks Medium Azur 2025
©2025 LEGO Group
« Previous Next »
2 Medium Azur Bricks 14918 NOSE CONE 2X2X2 1 2025 460 2008
6250080 <h1><a href='/parts/6250080/nose-cone-2x2x2'>NOSE CONE 2X2X2</a></h1><div class='tags floatleft'><a href='/parts/6250080/nose-cone-2x2x2'>6250080</a> <a href='/parts/design-14918'>14918</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Medium-Lavender'>Medium Lavender</a> <a href='/parts/year-2024'>2024</a></div><div class='floatright'>©2024 LEGO Group</div>

NOSE CONE 2X2X2

6250080 14918 System Bricks Medium Lavender 2024
©2024 LEGO Group
« Previous Next »
1 Medium Lavender Bricks 14918 NOSE CONE 2X2X2 3 2024 460 2008
6546458 <h1><a href='/parts/6546458/sphere-3x3x11-3-w-knob'>SPHERE 3X3X11/3, W/ KNOB</a></h1><div class='tags floatleft'><a href='/parts/6546458/sphere-3x3x11-3-w-knob'>6546458</a> <a href='/parts/design-49308'>49308</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Medium-Lavender'>Medium Lavender</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

SPHERE 3X3X11/3, W/ KNOB

6546458 49308 System Bricks Medium Lavender 2025
©2025 LEGO Group
« Previous Next »
1 Medium Lavender Bricks 49308 SPHERE 3X3X11/3, W/ KNOB 1 2025 41 2019
6483785 <h1><a href='/parts/6483785/parabola-6x6'>PARABOLA 6X6</a></h1><div class='tags floatleft'><a href='/parts/6483785/parabola-6x6'>6483785</a> <a href='/parts/design-44375'>44375</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Reddish-Orange'>Reddish Orange</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

PARABOLA 6X6

6483785 44375 System Plates Reddish Orange 2025
©2025 LEGO Group
« Previous Next »
1 Reddish Orange Plates 44375 PARABOLA 6X6 2 2025 216 2003
6443414 <h1><a href='/parts/6443414/tile-3x3-w-bow'>TILE 3X3, W/ BOW</a></h1><div class='tags floatleft'><a href='/parts/6443414/tile-3x3-w-bow'>6443414</a> <a href='/parts/design-79393'>79393</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Plates'>Plates</a> <a href='/parts/colour-Spring-Yellowish-Green'>Spring Yellowish Green</a> <a href='/parts/year-2023'>2023</a></div><div class='floatright'>©2023 LEGO Group</div>

TILE 3X3, W/ BOW

6443414 79393 System Plates Spring Yellowish Green 2023
©2023 LEGO Group
« Previous Next »
2 Spring Yellowish Green Plates 79393 TILE 3X3, W/ BOW 2 2023 227 2021
6546467 <h1><a href='/parts/6546467/1-2-cone-2x4x3'>1/2 CONE 2X4X3</a></h1><div class='tags floatleft'><a href='/parts/6546467/1-2-cone-2x4x3'>6546467</a> <a href='/parts/design-38317'>38317</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Spring-Yellowish-Green'>Spring Yellowish Green</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

1/2 CONE 2X4X3

6546467 38317 System Bricks Spring Yellowish Green 2025
©2025 LEGO Group
« Previous Next »
1 Spring Yellowish Green Bricks 38317 1/2 CONE 2X4X3 1 2025 29 2018
6508688 <h1><a href='/parts/6508688/brick-2x2'>BRICK 2X2</a></h1><div class='tags floatleft'><a href='/parts/6508688/brick-2x2'>6508688</a> <a href='/parts/design-35275'>35275</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Bricks'>Bricks</a> <a href='/parts/colour-Transparent-Light-Blue'>Transparent Light Blue</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

BRICK 2X2

6508688 35275 System Bricks Transparent Light Blue 2025
©2025 LEGO Group
« Previous Next »
1 Transparent Light Blue Bricks 35275 BRICK 2X2 3 2025 133 2010
6491216 <h1><a href='/parts/6491216/mini-hat-no-17'>MINI HAT NO. 17</a></h1><div class='tags floatleft'><a href='/parts/6491216/mini-hat-no-17'>6491216</a> <a href='/parts/design-25516'>25516</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-Warm-Gold'>Warm Gold</a> <a href='/parts/year-2024'>2024</a></div><div class='floatright'>©2024 LEGO Group</div>

MINI HAT NO. 17

6491216 25516 System Minifigure Accessories Warm Gold 2024
©2024 LEGO Group
« Previous Next »
1 Warm Gold Minifigure Accessories 25516 MINI HAT NO. 17 2 2024 31 2016
6551137 <h1><a href='/parts/6551137/conical-horn-w-1-5-shaft-no-1'>CONICAL HORN W/ 1.5 SHAFT, NO. 1</a></h1><div class='tags floatleft'><a href='/parts/6551137/conical-horn-w-1-5-shaft-no-1'>6551137</a> <a href='/parts/design-7199'>7199</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Minifigure-Accessories'>Minifigure Accessories</a> <a href='/parts/colour-Warm-Gold'>Warm Gold</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

CONICAL HORN W/ 1.5 SHAFT, NO. 1

6551137 7199 System Minifigure Accessories Warm Gold 2025
©2025 LEGO Group
« Previous Next »
1 Warm Gold Minifigure Accessories 7199 CONICAL HORN W/ 1.5 SHAFT, NO. 1 1 2025 3 2025
6551708 <h1><a href='/parts/6551708/horse-no-41'>HORSE, NO. 41</a></h1><div class='tags floatleft'><a href='/parts/6551708/horse-no-41'>6551708</a> <a href='/parts/design-114141'>114141</a> <a href='/parts/platform-System'>System</a> <a href='/parts/category-Animals-Nature'>Animals & Nature</a> <a href='/parts/colour-White'>White</a> <a href='/parts/year-2025'>2025</a></div><div class='floatright'>©2025 LEGO Group</div>

HORSE, NO. 41

6551708 114141 System Animals & Nature White 2025
©2025 LEGO Group
« Previous Next »
1 White Animals & Nature 114141 HORSE, NO. 41 1 2025 1 2025