Mermaid Roller Coaster Ride (42703-1) is a Friends LEGO set released in 2026 with 874 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Friends sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 5 minifigures and 236 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
2026
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Catalog scale
874 parts listed · 236 inventory lines tracked
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Minifigures
5 in this set's inventory — verify completeness when buying used
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Build manual
Digital booklet available on this page — use it to verify bag contents
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Build complexity
Large set — expect sticker sheets or multiple subassemblies; inspect photos closely
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Shipping weight (est.)
~1,492 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
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Market value
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Building instructions
2 official booklets — read on BrickID
Book 1 of 2 · A4 Book 2 of 2 · A4
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Minifigures in Mermaid Roller Coaster Ride
Parts in this set
236 parts · page 1 of 5 · updating…
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Animal / Plant, Coral / Sea Weed49577 · ×4 · Reddish Orange -
![Animal, Clam [Type 2 - Locking Edge on Inner Lip]](https://cdn.rebrickable.com/media/parts/elements/6092203.jpg)
Animal, Clam [Type 2 - Locking Edge on Inner Lip]18866 · ×1 · White -
Animal, Sea Life Set, Clam Shell Large49595b · ×1 · Vibrant Yellow -
Animal, Sea Life Set, Clam Shell Small49595d · ×1 · Vibrant Yellow -
Animal, Sea Life Set, Fish with Bar49595e · ×2 · Vibrant Yellow -
Animal, Sea Life Set, Octopus49595a · ×1 · Vibrant Yellow -
Animal, Sea Life Set, Seahorse with Bar49595g · ×2 · Vibrant Yellow -
Animal, Sea Life Set, Snail with Bar49595f · ×2 · Vibrant Yellow -
Animal, Sea Life Set, Star Fish49595c · ×2 · Vibrant Yellow -
Bar 2L with Stop in Center78258 · ×4 · Red -
Bar 4L (Lightsaber Blade / Wand)30374 · ×1 · Dark Azure -
Bar Curved with Axle End and 1 x 1 Round Plate4042 · ×1 · Trans-Clear -
Bar, Angled with 1 x 1 Round Plate / Stud on End65578 · ×2 · Trans-Clear -
![Box 2 x 2 x 2 [Hollow Studs]](https://cdn.rebrickable.com/media/parts/elements/4143247.jpg)
Box 2 x 2 x 2 [Hollow Studs]4345b · ×1 · Black -
Box 2 x 2 x 2 Door with Slot4346 · ×1 · Black -
Bracket 2 x 2 - 2 x 23956 · ×1 · Light Bluish Gray -
Bracket 2 x 2 with 1 x 2 Vertical Studs41682 · ×1 · Lavender -
Bracket 5 x 2 x 1 1/3 with Holes, Pin Bottom11215 · ×3 · Medium Azure -
Brick 1 x 13005 · ×6 · Medium Lavender -
Brick 1 x 23004 · ×2 · White -
Brick 1 x 23004 · ×3 · Medium Lavender -
Brick 1 x 23004 · ×3 · Medium Azure -
Brick 1 x 2 x 2 with Inside Stud Holder3245c · ×1 · Yellow -
Brick 1 x 2 x 5 with Hollow Studs2454b · ×1 · Medium Azure -
Brick 1 x 33622 · ×4 · Tan -
Brick 1 x 43010 · ×1 · Red -
Brick 1 x 43010 · ×18 · Medium Lavender -
Brick 1 x 43010 · ×1 · Dark Pink -
Brick 1 x 43010 · ×2 · White -
Brick 1 x 63009 · ×1 · Medium Azure -
Brick 2 x 103006 · ×1 · White -
Brick 2 x 23003 · ×3 · Medium Lavender -
Brick 2 x 2 Corner2357 · ×2 · Lime -
Brick 2 x 33002 · ×5 · Light Bluish Gray -
Brick 2 x 43001 · ×2 · Tan -
Brick 2 x 43001 · ×3 · Medium Lavender -
Brick 2 x 83007 · ×8 · Medium Lavender -
Brick and Axle Separator v2.096874 · ×1 · Orange -
Brick Arch 1 x 8 x 2 Raised16577 · ×6 · Tan -
Brick Arch 1 x 8 x 2 Raised16577 · ×1 · Medium Lavender -
Brick Curved 1 x 1 x 2/3 Double Curved Top, No Studs49307 · ×2 · White -
Brick Curved 1 x 1 x 2/3 Double Curved Top, No Studs49307 · ×4 · Medium Azure -
Brick Curved 1 x 2 x 1 No Studs37352 · ×2 · Medium Lavender -
Brick Curved 1 x 2 x 1 with Curved Top5841 · ×8 · White -
![Brick Curved 2 x 1 No Studs [1/2 Bow]](https://cdn.rebrickable.com/media/parts/elements/6071246.jpg)
Brick Curved 2 x 1 No Studs [1/2 Bow]11477 · ×6 · Medium Azure -
Brick Curved 4 x 1 Double with No Studs93273 · ×2 · White -
Brick Round 1 x 1 Open Stud3062b · ×1 · Lime -
Brick Round 1 x 1 Open Stud3062b · ×10 · Opal Trans-Dark Pink