Setobrick

LEGO part 30183: Brick Sloped Inverted 45° 6 x 4 Double with Recessed Center

Bricks Sloped9 colours26 sets

LEGO part LEGO part 30183: Brick Sloped Inverted 45° 6 x 4 Double with Recessed Center

Specifications

Reference30183
CategoryBricks Sloped
MaterialABS plastic
Colours9
Sets26
Listed pieces32
First appearance1998
Latest appearance2006
Element (Blue)4114539
Most common colourBlue
Main themesFreestyle, Town, Star Wars
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 30183, Brick Sloped Inverted 45° 6 x 4 Double with Recessed Center, belongs to the Bricks Sloped category. It exists in 9 colours and appears in 26 sets of our database, from 1998 to 2006, for a total of 32 listed pieces. Its most common colour is Blue.

Number 30183 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in blue, it is 4114539.

Part 30183 through the years

The oldest set in our database that contains part 30183 is 4258 Big Box Play Scape, released in 1998 in the Freestyle theme. No set in our database uses it after 2006, the year of 10173 Holiday Train. To get it today, look for older sets or buy it second-hand.

Its peak year is 2001, with 8 sets containing it. The set with the most copies is 10173 Holiday Train: 3 copies, against an average of 1.2 per set.

It is spread across several themes, led by Freestyle (23%), Town (15%) and Star Wars (12%). With 26 sets, it ranks no. 2,339 of 2,731 parts in our database and no. 89 of 105 in the Bricks Sloped category.

Sets containing part 30183, by period

PeriodSets
19986
19993
20003
20018
20021
20031
20041
20052
20061

Colours of part 30183

3 colours appear in only one set: light bluish gray (10134 Y-wing Attack Starfighter), yellow (4794 Alpha Team Command Sub) and dark bluish gray (7249 XXL Mobile Crane).

Colour (element ID)SetsPiecesExample sets
Blue411453955302837613226
Black4144513 · 4118888471017367729320
White4269408 · 4110046458654100191351
Red4190951 · 411297344647812946464
Light Gray411684344731373146464
Dark Gray415571033595067237000
Light Bluish Gray42262301210134
Yellow4117059114794
Dark Bluish Gray4210754117249

Where to buy part 30183

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

Frequently asked questions

How many LEGO sets include part 30183?

Part 30183 (Brick Sloped Inverted 45° 6 x 4 Double with Recessed Center) appears in 26 sets listed on Setopedia, from 1998 to 2006, in any colour.

Which LEGO set contains the most copies of part 30183?

Set 10173 Holiday Train, released in 2006, contains 3 copies, the highest count in our database. On average, a set containing part 30183 has 1.2.

Which colours does LEGO part 30183 come in?

9 colours are listed for part 30183. The most common is Blue, found in 5 sets.

What is the rarest colour of part 30183?

According to our inventories, it is yellow, found in only 1 set (4794 Alpha Team Command Sub).

What is the element ID of part 30183 in blue?

In blue, part 30183 has element ID 4114539. Number 30183 is the mould number, the same for every colour.

Is LEGO part 30183 still used in recent sets?

Not in our database: its last set dates from 2006 (10173 Holiday Train). Look for it in second-hand sets or on BrickLink.

Where can I buy LEGO part 30183 individually?

Single parts 30183 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.