Setobrick

LEGO part 42023: Brick Curved Inverted 6 x 1

Bricks Curved27 colours333 sets

LEGO part LEGO part 42023: Brick Curved Inverted 6 x 1

Specifications

Reference42023
CategoryBricks Curved
MaterialABS plastic
Colours27
Sets333
Listed pieces1,221
First appearance2002
Latest appearance2026
Element (Dark Bluish Gray)4210779
Most common colourDark Bluish Gray
Main themesStar Wars, Creator, City
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 42023, Brick Curved Inverted 6 x 1, belongs to the Bricks Curved category. It exists in 27 colours and appears in 333 sets of our database, from 2002 to 2026, for a total of 1,221 listed pieces. Its most common colour is Dark Bluish Gray.

Number 42023 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in dark bluish gray, it is 4210779.

Part 42023 through the years

The oldest set in our database that contains part 42023 is 7153 Jango Fett's Slave I, released in 2002 in the Star Wars theme. It is still in use: the most recent set featuring it, 72153 Venusaur, Charizard and Blastoise, dates from 2026.

Its peak year is 2017, with 20 sets containing it. The set with the most copies is 76391 Hogwarts Icons Collectors' Edition: 34 copies, against an average of 3.7 per set.

It is spread across several themes, led by Star Wars (21%), Creator (12%) and City (11%). With 333 sets, it ranks no. 496 of 2,731 parts in our database and no. 29 of 96 in the Bricks Curved category.

Sets containing part 42023, by period

PeriodSets
2002-2009104
2010-2019148
2020-202681

Colours of part 42023

7 colours appear in only one set: maersk blue (10152 Maersk Sealand Container Ship 2004 Edition), pastel blue (10155 Maersk Line Container Ship 2010 Edition), trans-dark blue (8078 Portal of Atlantis), dark green (60422 Seaside Harbor with Cargo Ship), bright light yellow (31211 Macaw Parrots), … 2 of its 27 colours are transparent.

Colour (element ID)SetsPiecesExample sets
Dark Bluish Gray421077989291752927505575394
White416040373227103187639131129
Black6112323 · 416040956161311172133376161
Red4160406297160183796271705
Yellow6175158 · 4160408226110294416818275
Light Bluish Gray6132260 · 4211731207475325796431093
Blue6214160 · 60311401240750126026060175
Dark Red6350339 · 6052914949762106030810241
Reddish Brown6528972 · 61755818314115077527197
Lime6398708 · 4578749716713394447592
Bright Light Orange6331526 · 6146944716110143111270652
Tan6495042 · 6030729639101347143720215
Medium Azure6102650 · 6052790316102417590341541
Dark Blue6102695 · 45907843147042981284770
Light Gray41604043101002671036735
Dark Turquoise64677902247707231211
Dark Gray416041021044044794
Bright Pink6468169297707831211
Medium Blue41604152544074101
Sand Green41636332462097018
Maersk Blue11410152
Pastel Blue4585666 · 425060011410155
Trans-Dark Blue4584484 · 4160414188078
Dark Green64867911860422
Bright Light Yellow64678081531211
Trans-Red4160413124793
Orange6003283 · 4169349124587

Where to buy part 42023

Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.

Search part 42023 on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 42023

Sets ranked by popularity that include at least one part 42023, in any colour.

Often found with part 42023

Parts that share the most sets with part 42023, based on set inventories.

More parts in the Bricks Curved category

All parts in the Bricks Curved category

Frequently asked questions

How many LEGO sets include part 42023?

Part 42023 (Brick Curved Inverted 6 x 1) appears in 333 sets listed on Setopedia, from 2002 to 2026, in any colour.

Which LEGO set contains the most copies of part 42023?

Set 76391 Hogwarts Icons Collectors' Edition, released in 2021, contains 34 copies, the highest count in our database. On average, a set containing part 42023 has 3.7.

Which colours does LEGO part 42023 come in?

27 colours are listed for part 42023. The most common is Dark Bluish Gray, found in 89 sets.

What is the rarest colour of part 42023?

According to our inventories, it is trans-red, found in only 1 set (4793 Ogel Sub Shark).

What is the element ID of part 42023 in dark bluish gray?

In dark bluish gray, part 42023 has element ID 4210779. Number 42023 is the mould number, the same for every colour.

Is LEGO part 42023 still used in recent sets?

Yes: it appears in sets released in 2026, such as 72153 Venusaur, Charizard and Blastoise.

Where can I buy LEGO part 42023 individually?

Single parts 42023 can be ordered on Pick a Brick (lego.com) in colours currently produced, or on BrickLink for older colours. The part is also included in the sets listed on this page.