Setobrick

LEGO part 3040b: Brick Sloped 45° 2 x 1 with Bottom Pin

Bricks Sloped52 colours3,111 sets

LEGO part LEGO part 3040b: Brick Sloped 45° 2 x 1 with Bottom Pin

Specifications

Reference3040b
CategoryBricks Sloped
MaterialABS plastic
Colours52
Sets3,111
Listed pieces22,562
First appearance1995
Latest appearance2026
Element (White)6552115 · 4121932
Most common colourWhite
Main themesStar Wars, Creator, City
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 3040b, Brick Sloped 45° 2 x 1 with Bottom Pin, belongs to the Bricks Sloped category. It exists in 52 colours and appears in 3,111 sets of our database, from 1995 to 2026, for a total of 22,562 listed pieces. Its most common colour is White.

Number 3040b identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in white, it is 6552115.

Part 3040b through the years

The oldest set in our database that contains part 3040b is 6090 Royal Knight's Castle, released in 1995 in the Castle theme. It is still in use: the most recent set featuring it, 75425 Mos Eisley Cantina, dates from 2026.

Its peak year is 2024, with 177 sets containing it. The set with the most copies is 10276 Colosseum: 325 copies, against an average of 7.3 per set.

It is spread across several themes, led by Star Wars (10%), Creator (8%) and City (7%). With 3,111 sets, it ranks no. 30 of 2,731 parts in our database and no. 3 of 105 in the Bricks Sloped category.

Sets containing part 3040b, by period

PeriodSets
1995-1999216
2000-2009596
2010-20191,235
2020-20261,064

Colours of part 3040b

3 colours appear in only one set: metallic gold (4000049 Vintage LEGO Logo), medium dark pink (5848 Family Yacht / Luxury Cruiser) and trans-medium blue (4748 Ogel's Mountain Fortress). 10 of its 52 colours are transparent.

Colour (element ID)SetsPiecesExample sets
White6552115 · 41219325412,265106987643575192
Black4121966 · 3040265202,345103001069810696
Dark Bluish Gray42111355162,852603377104310305
Light Bluish Gray42116145002,260753377530171043
Red4121934 · 3040213581,302106967177310274
Reddish Brown4211199239818106981031621318
Tan4121972 · 41139892381,307103071030071043
Yellow4121965 · 304024228711714117510275318
Green4121969 · 4109668188776106981069671411
Blue4121936 · 304023182663103001069611021
Dark Tan4530678 · 4251973140900710437638971770
Orange4121967 · 4118901126754106967619311019
Light Gray4121933 · 3040021033726090100307163
Dark Red4541526 · 420950084365213357531243202
Dark Green425562479364106962131875060
Dark Brown451855777461710432131875953
Dark Blue6103405 · 461599670253603511025510270
Dark Orange6069259 · 422473057252417031069611021
Medium Nougat605813554266106987519210267
Lime4537925 · 416402453174106966034570641
Sand Green6083976 · 459701450282764357638976218
Bright Light Orange602315749144759547174143202
Medium Azure6603301 · 461965546167717741069841718
Magenta462562646163106981071741689
Dark Gray4121970 · 4109985441901012371534708
Bright Pink451799540189106964324911014
Dark Azure603685137179432491071771391
Olive Green606467036378710431031676419
Dark Purple6109814 · 422526534118759781071341445
Trans-Orange6507935 · 621982533229107151033376178
Medium Lavender602200526165106961071741062
Sand Blue6212055 · 416863325139752887531331111
Trans-Dark Blue41097102486724064568214
Trans-Light Blue6507937 · 63735782483603376036871407
Brown4121971 · 41132551996450237394480
Trans-Clear6507936 · 62774601971753317641942120
Bright Green6300148 · 61029051966769497141176193
Medium Blue4626883 · 41285821888759537075110229
Light Aqua6273887 · 61632921237411474132643265
Trans-Neon Green4544094 · 41407331136870989624411
Dark Pink45188919534105846255585
Trans-Red6270419191017548584669
Bright Light Blue6057389839213191029875958
Dark Turquoise6427402 · 412193542043267658358841748
Trans-Yellow4114130410643464686447
Vibrant Yellow6522217319430271104211043
Trans-Purple6609649 · 30401262144552145546
Yellowish Green6566893257215843008
Trans-Green4213685 · 41187332246696429
Metallic Gold1114000049
Medium Dark Pink4121968 · 4108054125848
Trans-Medium Blue4216293124748

Where to buy part 3040b

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

Search part 3040b on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 3040b

Sets ranked by popularity that include at least one part 3040b, in any colour.

Related parts

Often found with part 3040b

Parts that share the most sets with part 3040b, based on set inventories.

Minifigures using part 3040b

Part 3040b is used in 4 catalogued minifigure variants. Characters:

More parts in the Bricks Sloped category

All parts in the Bricks Sloped category

Frequently asked questions

How many LEGO sets include part 3040b?

Part 3040b (Brick Sloped 45° 2 x 1 with Bottom Pin) appears in 3,111 sets listed on Setopedia, from 1995 to 2026, in any colour.

Which LEGO set contains the most copies of part 3040b?

Set 10276 Colosseum, released in 2020, contains 325 copies, the highest count in our database. On average, a set containing part 3040b has 7.3.

Which colours does LEGO part 3040b come in?

52 colours are listed for part 3040b. The most common is White, found in 541 sets.

What is the rarest colour of part 3040b?

According to our inventories, it is medium dark pink, found in only 1 set (5848 Family Yacht / Luxury Cruiser).

What is the element ID of part 3040b in white?

In white, part 3040b has element ID 6552115 or 4121932. Number 3040b is the mould number, the same for every colour.

Is LEGO part 3040b still used in recent sets?

Yes: it appears in sets released in 2026, such as 75425 Mos Eisley Cantina.

Where can I buy LEGO part 3040b individually?

Single parts 3040b 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.