4x4 Mercedes-Benz Zetros Trial Truck

4x4 Mercedes-Benz Zetros Trial Truck (42129-1) is a set in the Technic theme, released in 2021. It has 2,131 pieces.

Add to collection Add to wishlist

Number:42129-1
Released:August 2021
Pieces:2,131
Box size:58.2 × 48 × 9.1 cm
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 246.74 USD, taken from 30 days with a price on record.

Since 9/25/2026 the lowest shop price has fallen from 295.34 USD to 246.74 USD, by 16 % (based on 40 days with a price on record).

LEGO planned to retire this set in December 2021.

Product details

Number: 42129-1
Name: 4x4 Mercedes-Benz Zetros Trial Truck
Theme: Technic
Released: August 2021
Launched: August 2021
Retired: December 2021
Pieces: 2,131
RRP: ≈ 313.25 USD (439.99 CAD) (Canada)≈ 370.71 USD (329.99 EUR) (Germany)≈ 399.05 USD (1,549.99 PLN) (PL)≈ 381.94 USD (284.99 GBP) (United Kingdom)329.99 USD (United States)
Price per piece: ≈ 0.147 USD (0.206 CAD) (Canada)≈ 0.174 USD (0.155 EUR) (Germany)≈ 0.187 USD (0.727 PLN) (PL)≈ 0.179 USD (0.134 GBP) (United Kingdom)0.155 USD (United States)
Best price (30 days): 246.74 USD
Price per piece (best offer): 0.116 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

The term 'Bricklink' is a trademark of Bricklink, Inc. This application uses the Bricklink API but is not endorsed or certified by Bricklink, Inc.

Can I build this?

Check this set against the parts you already own.

We count your loose parts and the copies you own,
suggest the fewest copies to open,
and list what is still missing.

Pricing

Best price ever≈ 246.74 USD (219.99 EUR) Advertising Sealed · gross · Baustein Store · seen 11/3/2026 Not compared yet, no exchange rate: 21 in other currencies

Current best offer≈ 246.74 USD (219.99 EUR) Advertising Sealed · gross · Baustein Store · seen 11/3/2026

Price history

Lowest shop price now246.74 USD
Lowest ever 246.74 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	246.74 USD
October 2026	254.64 USD
September 2026	269.64 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 idee+spiel: 78 · Data in Brief: 21 · Baustein Store: 1

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.

Narrow the countries ticked above to

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.

Advertising · contains affiliate links

Baustein Store Sealed · gross · seen 11/3/2026

≈ 246.74 USD (219.99 EUR)

Go to shop

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

≈ 256.61 USD (228.79 EUR)

Go to shop

Data in Brief Sealed · gross · sold 5/1/2023

959.00 PLN

Go to shop

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

Advertising

See the price at Amazon

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 ≈ 313.25 USD (439.99 CAD) unknown tax basis Available since 8/3/2021 — still on sale as far as we know.Recorded by BrickDb since 10/2/2026

Germany ≈ 370.71 USD (329.99 EUR) gross Available since 8/2/2021 — still on sale as far as we know.Recorded by BrickDb since 10/2/2026

PL ≈ 399.05 USD (1,549.99 PLN) gross No availability dates published.Recorded by BrickDb since 10/21/2026

United Kingdom ≈ 381.94 USD (284.99 GBP) gross Available since 8/1/2021 — still on sale as far as we know.Recorded by BrickDb since 10/2/2026

United States 329.99 USD net Available since 8/2/2021 — still on sale as far as we know.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.

4x4 Mercedes-Benz Zetros Trial Truck Display Case for LEGO 42129 58.80 GBP grossplus 10.50 GBP deliverySold by iDisplayit · price read 10/7/2026

AdvertisingView at iDisplayit

Light kits for this set

LED lighting made to fit this set, sold by a partner shop. The price is the shop's own for its cheapest version, including VAT; delivery is extra.

20% off with the code BRICKDB20

Light Kit for 4x4 Mercedes-Benz Zetros Trial Truck 42129 from 36.99 EUR3 versionsSold by Game of Bricks · price read 11/3/2026

AdvertisingView at Game of Bricks

Building instructions

All building instructions for this set on LEGO.com

Parts in this set

270 inventory lines

Catalogue image of the part Technic Pin Connector Hub with 2 Perpendicular Axles

Technic Pin Connector Hub with 2 Perpendicular Axles 10197· Dark Bluish Gray

×6

Catalogue image of the part Technic Gear 8 Tooth [Reinforced]

Technic Gear 8 Tooth [Reinforced] 10928· Dark Bluish Gray

×1

Catalogue image of the part Flag 2 x 2 Square, Flat Clip Edge [Thick Clips]

Flag 2 x 2 Square, Flat Clip Edge [Thick Clips] 11055· Red

×2

Flag 2 x 2 Square, Flat Clip Edge [Thick Clips] 11055· White

×6

Plate 3 x 3 11212· Black

×1

Plate 3 x 3 11212· Light Bluish Gray

×1

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

×41

Catalogue image of the part Plate Special 1 x 2 with Pin Hole on Top

Plate Special 1 x 2 with Pin Hole on Top 11458· Dark Bluish Gray

×2

Catalogue image of the part Brick Curved 2 x 1 No Studs [1/2 Bow]

Brick Curved 2 x 1 No Studs [1/2 Bow] 11477· Black

×1

Catalogue image of the part Technic Beam 1 x 5 Thin with Axle Holes on Ends

Technic Beam 1 x 5 Thin with Axle Holes on Ends 11478· Black

×16

Technic Beam 1 x 5 Thin with Axle Holes on Ends 11478· Dark Bluish Gray

×8

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

Technic Panel Fairing #21 5L Small Smooth, Side B 11946· Dark Bluish Gray

×1

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

Technic Panel Fairing #22 5L Small Smooth, Side A 11947· Dark Bluish Gray

×1

Catalogue image of the part Technic Panel 3 x 11 x 1

Technic Panel 3 x 11 x 1 15458· Black

×7

Technic Panel 3 x 11 x 1 15458· Dark Bluish Gray

×3

Catalogue image of the part Technic Axle 5 with Stop

Technic Axle 5 with Stop 15462· Reddish Brown

×3

Same theme, piece count within 15 %

Similar sets

Catalogue image of 6x6 Volvo Articulated Hauler

4x4 Mercedes-Benz Zetros Trial Truck

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

Light kits for this set

Building instructions

Parts in this set

Similar sets

6x6 Volvo Articulated Hauler

Mercedes-Benz Unimog U400

Heavy Duty Tow Truck

Airbus H175 Rescue Helicopter

Volvo FMX Truck & EC230 Electric Excavator

CLAAS XERION 5000 TRAC VC