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LEGO part 6178: Plate Special 6 x 12 with Studs on 3 Edges

Plates Special17 colours97 sets

LEGO part LEGO part 6178: Plate Special 6 x 12 with Studs on 3 Edges

Specifications

Reference6178
CategoryPlates Special
MaterialABS plastic
Colours17
Sets97
Listed pieces221
First appearance1995
Latest appearance2026
Element (Light Bluish Gray)4211836
Most common colourLight Bluish Gray
Main themesStar Wars, Belville, City
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 6178, Plate Special 6 x 12 with Studs on 3 Edges, belongs to the Plates Special category. It exists in 17 colours and appears in 97 sets of our database, from 1995 to 2026, for a total of 221 listed pieces. Its most common colour is Light Bluish Gray.

Number 6178 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in light bluish gray, it is 4211836.

Part 6178 through the years

The oldest set in our database that contains part 6178 is 5830 Fun-Day Sundaes, released in 1995 in the Belville theme. It is still in use: the most recent set featuring it, 40955 Maersk Dual-Fuel Container Vessel, dates from 2026.

Its peak year is 2021, with 8 sets containing it. The set with the most copies is 10221 Super Star Destroyer: 12 copies, against an average of 2.3 per set.

It is spread across several themes, led by Star Wars (33%), Belville (10%) and City (9%). With 97 sets, it ranks no. 1,134 of 2,731 parts in our database and no. 107 of 161 in the Plates Special category.

Sets containing part 6178, by period

PeriodSets
1995-19997
2000-200930
2010-201931
2020-202629

Colours of part 6178

4 colours appear in only one set: reddish brown (7662 Trade Federation MTT), medium lime (5834 The Enchanted Garden), purple (5858 The Golden Palace, Blue Box) and orange (3123 Emma's Chill-Out Kitchen).

Colour (element ID)SetsPiecesExample sets
Light Bluish Gray42118363080751927528875252
Black6147030 · 46530502144753087531860414
White4527977 · 41081591737213307509441130
Medium Orange4143565416200040120004022000400
Yellow4542680 · 429530446768538264404
Red6381740 · 45780964560320807510024
Light Gray4191123 · 617802371003044834559
Pink4164246 · 61780935585058765875
Medium Dark Pink414356433594058625834
Dark Bluish Gray42696552447667705
Tan4173406 · 410816024101241375
Medium Blue6147090 · 416360523751575850
Light Violet6178392258955830
Reddish Brown4504253127662
Medium Lime4143566115834
Purple4185526115858
Orange4153475113123

Where to buy part 6178

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

Sets that include part 6178

Sets ranked by popularity that include at least one part 6178, in any colour.

Frequently asked questions

How many LEGO sets include part 6178?

Part 6178 (Plate Special 6 x 12 with Studs on 3 Edges) appears in 97 sets listed on Setopedia, from 1995 to 2026, in any colour.

Which LEGO set contains the most copies of part 6178?

Set 10221 Super Star Destroyer, released in 2011, contains 12 copies, the highest count in our database. On average, a set containing part 6178 has 2.3.

Which colours does LEGO part 6178 come in?

17 colours are listed for part 6178. The most common is Light Bluish Gray, found in 30 sets.

What is the rarest colour of part 6178?

According to our inventories, it is medium lime, found in only 1 set (5834 The Enchanted Garden).

What is the element ID of part 6178 in light bluish gray?

In light bluish gray, part 6178 has element ID 4211836. Number 6178 is the mould number, the same for every colour.

Is LEGO part 6178 still used in recent sets?

Yes: it appears in sets released in 2026, such as 40955 Maersk Dual-Fuel Container Vessel.

Where can I buy LEGO part 6178 individually?

Single parts 6178 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.