LEGO® Technic 42115 Lamborghini Sián FKP 37

Current best price

LEGO 42115 is currently available from $509.99 incl. shipping at Amazon.com. 3 retailers compared.

Updated November 3, 2026 at 1:00 AM EST

LEGO 42115 price comparison: where is it cheapest?

Prices incl. shipping to the US ·

Brickfact may earn a commission when you buy through a merchant link. Commissions do not determine the order of offers. How Brickfact compares prices

iFurther information
The Lego set Lamborghini Sián FKP 37 with the set number 42115 is part of the LEGO Technic theme and is recommended for ages 18+. That makes it a set mainly for adults. It was released in June 2020. The model has 3,696 pieces, and we estimate it takes around 8 - 11 hours to build. 1,640 Brickfact users have this set in their collection.
The set weighs about 7.180 kg. The box measures 22.4 x 14.8 x 5.9 in (57 x 37.5 x 15 cm). The recommended retail price is $449.99.
Our Brickfact Lego price comparison compares the prices of 3 shops for this set. It is currently cheapest at Amazon.com for $509.99 including shipping. That is $0.14 per piece. Unfortunately, the set is currently not available below its recommended retail price.
The Part-Out-Value (POV) is the sum of the average prices paid on bricklink.com for all parts of this set. It is about $555.45. You save around $45.46 if you buy the complete set at Amazon.com instead of the individual parts on bricklink.com. The current best offer therefore has a POV rate of 1.09: the Part-Out-Value divided by the current best price on Brickfact.

Lego 42115 product data

Set Information

Set ID
42115
Theme
Pieces
3696
Building Time
8 - 11 hours
Age Range
18+

Availability

Release
06/2020
Retiring Status
Retired (12/2025)

Price Information

RRP
$449.99
Insiders Points (for purchase at Lego)
2925
Part Out Value
$555.45

Packaging

Weight
7.180 kg
Packaging dimensions
22.4 x 14.8 x 5.9 in
EAN (GTIN13)
5702016617535

Popularity with Brickfact users

users have this set
1,640
buyers in the last 12 months
149

1,640 Brickfact users have Lamborghini Sián FKP 37 in their collection. 149 users bought it in the last 12 months. It ranks #2 among the most-collected Technic sets on Brickfact.

Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of November 2, 2026.

LEGO 42115 price trend

Average sale price on secondary marketplaces – not the new price at retailers.

Current market value
$355.11
Growth vs. RRP
−21.1 % $449.99
Range
$301.39 – $358.42
Average
$338.74

Loading price history…

LEGO 42115 price history: how has the price changed?

Brickfact has been recording retailer prices since 10/12/2026. Best price so far: $509.99 (22 days ago).

Current best price
$509.99 +13% vs. RRP
Best price since 10/12/2026
$509.99 +13% vs. RRP · 22 days ago

Daily lowest prices at the tracked shops, including shipping. Gaps indicate days with no recorded price. The table lists each shop’s lowest price.

Lowest price per retailer (since 10/12/2026)

Since 10/12/2026, Walmart.com was the cheapest on 23 of 23 recorded days.

RetailerCurrentLowest priceDate
Walmart.com LogoWalmart.com$509.99$509.9911/03/26
Bestbuy.com LogoBestbuy.com$554.26$534.9911/02/26

Lowest price per day that Brickfact recorded at the retailers in the price comparison, including shipping where known – as in the comparison above. Amazon offers are not included in the price history.

Official Set Description for LEGO 42115 Lamborghini Sián FKP 37

Experience the unmistakable power and looks of the Lamborghini Sián FKP 37 as you become immersed in this LEGO® Technic™ building kit (42115). With superb detailing, the model car is a faithful representation of the original Sián FKP 37 in eye-catching lime green with golden rims.

The beauty is in the details
Authentic features include the 8-speed transmission, activated by the movable paddle gearshift, V12 engine with moving pistons, and 4-wheel drive. Use the steering wheel to position the car, then check out the front and rear suspension. Just like the full-size super sports car, this model car features classic scissor opening doors.

Luxurious features
This buildable car set lets you enjoy quality downtime as you bring the beautiful Sián FKP 37 to life. Presented in a luxury box, it includes an exclusive coffee-table-quality book with building instructions, images and behind-the-scenes interviews. Open the hood to discover your unique serial number and unlock special onlinecontent.

  • Enjoy immersive building with this LEGO® Technic™ Lamborghini Sián FKP 37 set (42115). Then explore the car’s faithful features, including V12 engine with moving pistons, steering, and front and rear suspension.
  • With an 8-speed sequential transmission, movable rear spoiler, opening front and rear hood, detailed disc brakes and golden rims, this LEGO® Technic™ set brings you closer than ever to the real Lamborghini Sián FKP 37.
  • Designed especially for super sports car fans, with superb detailing, this advanced LEGO® Technic™ construction set comes with a decorative display plate and unique serial number to unlock exclusive online content.
  • A rewarding building project for you, or a special birthday present or holiday gift for a loved one. This LEGO® set is presented in exclusive luxury packaging and provides a stunning display piece to own and enjoy.
  • In a vivid lime green color scheme, with golden rims and decorated elements, this 1:8 scale buildable model car measures over 5” (13cm) high, 23” (60cm) long and 9” (25cm) wide.
  • Powered by passion! No batteries are required for this LEGO® Technic™ set, so you can get stuck into your immersive building project right away.
  • Exclusive collectors’ booklet featuring comprehensive building instructions, images and behind-the-scenes interviews from the two teams that worked on this project: the LEGO Group and Automobili Lamborghini.
  • With elegant designs and realistic functions, LEGO® Technic™ sets offer a rewarding build and models packed with impressive features.
  • LEGO® Technic™ sets meet the highest industry standards, which ensures the elements connect easily.
  • LEGO® Technic™ sets are thoroughly tested to make sure they meet the highest global safety and quality standards.

Building Instruction for LEGO 42115 Lamborghini Sián FKP 37

LEGO 42115 Frequently Asked Questions

How much does LEGO 42115 Lamborghini Sián FKP 37 cost?
The lowest price in the Brickfact price comparison is currently $509.99 incl. shipping at Amazon.com. The RRP is $449.99.
Where can I buy LEGO 42115 cheapest?
Brickfact compares 3 retailers. The cheapest offers: Amazon.com ($509.99), Walmart.com ($509.99), Bestbuy.com ($554.26).
Is LEGO 42115 still available?
LEGO has retired 42115 Lamborghini Sián FKP 37. New copies are still available at 3 retailers in our price comparison while stocks last.
When was LEGO 42115 cheapest?
Since tracking began on 10/12/2026, the lowest shop price recorded by Brickfact for LEGO 42115 was $509.99 on 10/12/2026 at Walmart.com, including shipping. Amazon prices are not included.
Disclaimer

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