42703 · Friends

Mermaid Roller Coaster Ride

Name: Mermaid Roller Coaster Ride
Brand: LEGO
SKU: 42703-1

874 pieces2026

$109.99at LEGO.com

Usually $109.95 in United States.

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In stock at 6 stores · updated 6h ago

Next best: Amazon $109.99 (+$0.00)

$109.99

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Where to buy6 United States stores

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In stockChecked 6h ago
$109.99
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Amazon
In stockChecked 6h ago
$109.99
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Target
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$109.99
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Prices updated 6h ago. Shipping costs aren't included — check the store before you buy.

Is this a good price?

Around its usual price

$109.99 at LEGO.com

Near historical low

RRP (LEGO's price): $109.99
Usual price (90 days): $109.95
Lowest we've tracked: $109.95

Lowest ever: $39.99
Usual price: $109.95

About this set

Set number: 42703
Theme: Friends
Pieces: 874
Released: 2026
Price per piece: $0.126
Status: Available

Make playtime extra thrilling with the LEGO® Friends Mermaid Roller Coaster Ride (42703) building set for kids ages 8 and up. This fun gift idea for girls and boys lets young builders create a working roller coaster and send it zooming around a rotating pool where beautiful mermaids swirl and perform. This exciting, functional playset comes with lots of accessories and 5 minidolls, including Autumn, whose face can be swapped to show relaxation or excitement, and 2 mermaids, Serina and Azuria, who both have opalescent hair. Amusement park lovers can find endless ways to enjoy this roller coaste…

Description via AG LEGO Certified Stores