Catamaran

Catamaran (42105-1) is a set in the Technic theme, released in 2020. It has 405 pieces.

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Number:42105-1
Released:January 2020
Pieces:405
Box size:26.2 × 38.2 × 7.1 cm
Box weight:870 g
Theme:Technic

Box size and weight as measured by Brickset.

In numbers

Over the last 30 days the lowest shop price recorded for this set was 278.25 USD, taken from 30 days with a price on record.

LEGO planned to retire this set in December 2021.

Product details

Number: 42105-1
Name: Catamaran
Theme: Technic
Released: January 2020
Launched: January 2020
Retired: November 2021 in the United States
Pieces: 405
RRP: ≈ 49.83 USD (69.99 CAD) (Canada)≈ 44.92 USD (39.99 EUR) (Germany)≈ 46.34 USD (179.99 PLN) (PL)≈ 46.89 USD (34.99 GBP) (United Kingdom)49.99 USD (United States)
Price per piece: ≈ 0.123 USD (0.173 CAD) (Canada)≈ 0.111 USD (0.099 EUR) (Germany)≈ 0.114 USD (0.444 PLN) (PL)≈ 0.116 USD (0.086 GBP) (United Kingdom)0.123 USD (United States)
Best price (30 days): 278.25 USD
Price per piece (best offer): 0.692 USD

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

BrickLink market data

We hold no current BrickLink prices for this set right now. BrickLink's own price guide is one click away.

View the price guide on BrickLink

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Pricing

Best price ever≈ 278.25 USD (250.00 EUR) Advertising Sealed · gross · idee+spiel · seen 10/29/2026 Not compared yet, no exchange rate: 35 in other currencies

Current best offer≈ 280.40 USD (250.00 EUR) Advertising Sealed · gross · idee+spiel · seen 11/3/2026

Price history

Lowest shop price now280.40 USD
Lowest ever 278.25 USD

Each day's lowest price among the shops' current offers, including VAT. A price in another currency is converted at the ECB reference rate of its day.

Monthly lows as a table

Month	Lowest price
November 2026	279.30 USD
October 2026	278.25 USD

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

Price statistics by condition

Nobody has sold this set recently.

Sources Data in Brief: 35 · idee+spiel: 33

Latest price from each shop

Sorted: lowest price first Show highest first

Countries (all)

Show prices for

Germany (DE)

Poland (PL)

Worldwide marketplaces are always shown. Nothing ticked shows every country.

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Only sellers located there

Only prices delivered there

What each source tells us:

Shops: the country they are in, and a delivery within it. None says whether it delivers abroad.
LEGO's own shops: one storefront per country, each delivering within its country.
Hugendubel: in Germany, delivering to Germany and to Austria.
eBay: the country the item is in, and a delivery within the country of the eBay site it is listed on.
BrickLink: averages over sellers worldwide - no seller's country and no delivery.

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idee+spiel Sealed · gross · seen 11/3/2026

≈ 280.40 USD (250.00 EUR)

Go to shop

Data in Brief Sealed · gross · sold 12/1/2022

240.00 PLN

Go to shop

Amazon.com BrickDb shows no Amazon prices. The link opens a search for this set on Amazon's own site.

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Where these prices come from

On eBay

The cheapest eBay listings we saw in the last seven days. They are sellers' asking prices, so they are not in the shop price list or the best offer.

We have not seen a current eBay listing for this set.

Recommended retail price

What LEGO published as the recommended retail price, market by market, in that market's own currency. No market's price is ever derived from another's.

Canada ≈ 49.83 USD (69.99 CAD) unknown tax basis Available 1/2/2020 to 11/20/2021.Recorded by BrickDb since 10/2/2026

Germany ≈ 44.92 USD (39.99 EUR) gross Available 1/3/2020 to 12/25/2021.Recorded by BrickDb since 10/2/2026

PL ≈ 46.34 USD (179.99 PLN) gross No availability dates published.Recorded by BrickDb since 10/21/2026

United Kingdom ≈ 46.89 USD (34.99 GBP) gross Available 1/1/2020 to 11/21/2021.Recorded by BrickDb since 10/2/2026

United States 49.99 USD net Available 1/2/2020 to 11/20/2021.Recorded by BrickDb since 10/2/2026

≈ marks a price converted into this currency at the ECB reference rate of its own date — a reference indication, not a tradeable rate. The price as observed follows in brackets.

Display case for this set

A display case made to fit this set, sold by a partner shop. The price is the shop's own, including VAT; delivery is extra.

Catamaran Display Case for LEGO 42105 76.80 GBP grossplus 10.50 GBP deliverySold by iDisplayit · price read 10/7/2026

AdvertisingView at iDisplayit

Building instructions

All building instructions for this set on LEGO.com

Parts in this set

84 inventory lines

Catalogue image of the part Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle

Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle 11214· Red

×2

Catalogue image of the part Technic Panel Fairing #21 5L Small Smooth, Side B

Technic Panel Fairing #21 5L Small Smooth, Side B 11946· Black

×3

Technic Panel Fairing #21 5L Small Smooth, Side B 11946· Lime

×2

Catalogue image of the part Technic Panel Fairing #22 5L Small Smooth, Side A

Technic Panel Fairing #22 5L Small Smooth, Side A 11947· Black

×3

Technic Panel Fairing #22 5L Small Smooth, Side A 11947· Lime

×2

Catalogue image of the part Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise

Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise 15100· Dark Bluish Gray

×7

Catalogue image of the part Technic Axle 5 with Stop

Technic Axle 5 with Stop 15462· Reddish Brown

×4

Catalogue image of the part Steering Wheel Small, 2 x 2 [Reinforced]

Steering Wheel Small, 2 x 2 [Reinforced] 16091· Black

×2

Catalogue image of the part Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening]

Technic Gear 20 Tooth Double Bevel with Axle Hole Type 1 [+ Opening] 18575· Tan

×2

Catalogue image of the part Technic Pin Connector Round 1L [Beam]

Technic Pin Connector Round 1L [Beam] 18654· Light Bluish Gray

×16

Catalogue image of the part Technic Driving Ring Connector

Technic Driving Ring Connector 18948· White

×6

Catalogue image of the part Technic Pin Connector Hub with 1 Axle

Technic Pin Connector Hub with 1 Axle 22961· Light Bluish Gray

×1

Catalogue image of the part Technic Axle 11

Technic Axle 11 23948· Yellow

×2

Catalogue image of the part Technic Axle 3 with Stop

Technic Axle 3 with Stop 24316· Reddish Brown

×8

Catalogue image of the part Technic Axle Towball

Technic Axle Towball 2736· Light Bluish Gray

×3

Catalogue image of the part Technic Pin with Friction Ridges Lengthwise and Center Slots

Technic Pin with Friction Ridges Lengthwise and Center Slots 2780· Black

×47

Same theme, piece count within 15 %

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Catamaran

In numbers

Product details

BrickLink market data

Can I build this?

Pricing

Price history

Latest price from each shop

On eBay

Recommended retail price

Display case for this set

Building instructions

Parts in this set

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