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LEGO part 41531: Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar

Transportation - Sea and Air19 colours157 sets

LEGO part LEGO part 41531: Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar

Specifications

Reference41531
CategoryTransportation - Sea and Air
MaterialABS plastic
Colours19
Sets157
Listed pieces384
First appearance2002
Latest appearance2026
Element (Light Bluish Gray)4507052 · 4285324
Most common colourLight Bluish Gray
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 41531, Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar, belongs to the Transportation - Sea and Air category. It exists in 19 colours and appears in 157 sets of our database, from 2002 to 2026, for a total of 384 listed pieces. Its most common colour is Light Bluish Gray.

Number 41531 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 4507052.

Part 41531 through the years

The oldest set in our database that contains part 41531 is 7163 Republic Gunship, released in 2002 in the Star Wars theme. It is still in use: the most recent set featuring it, 11378 Douglas DC-3 PAN AM Airliner, dates from 2026.

Its peak year is 2017, with 13 sets containing it. The set with the most copies is 75155 Rebel U-Wing Fighter: 8 copies, against an average of 2.4 per set.

It is spread across several themes, led by Star Wars (25%), City (15%) and Super Heroes Marvel (7%). With 157 sets, it ranks no. 840 of 2,731 parts in our database and no. 4 of 43 in the Transportation - Sea and Air category.

Sets containing part 41531, by period

PeriodSets
2002-200944
2010-201971
2020-202642

Colours of part 41531

8 colours appear in only one set: reddish brown (75428 Battle Droid with STAP), chrome silver (10026 Naboo Starfighter), dark purple (70349 Ruina's Lock & Roller), dark pink (10784 Spider-Man Webquarters Hangout), reddish orange (60497 Drive-Through Car Wash), …

Colour (element ID)SetsPiecesExample sets
Light Bluish Gray4507052 · 42853244195421757533810240
White6297272 · 42895342887769496026275021
Yellow6100888 · 42708722352602646026560092
Pearl Titanium60744172037761647532576179
Black6116995 · 426261513248088725960103
Dark Blue6482974 · 61434071224602107519960207
Red6587905 · 60607831133828576657984
Dark Turquoise6469933268005710794
Dark Gray41595392444837045
Sand Green6449849 · 6430030247557975577
Orange42842852359858969
Reddish Brown65592451475428
Chrome Silver41826391210026
Dark Purple6164354 · 46590231270349
Dark Pink63846631210784
Reddish Orange66082831260497
Dark Red4256493117260
Lime60135291175901
Coral63019691160260

Where to buy part 41531

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

Sets that include part 41531

Sets ranked by popularity that include at least one part 41531, in any colour.

Frequently asked questions

How many LEGO sets include part 41531?

Part 41531 (Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar) appears in 157 sets listed on Setopedia, from 2002 to 2026, in any colour.

Which LEGO set contains the most copies of part 41531?

Set 75155 Rebel U-Wing Fighter, released in 2016, contains 8 copies, the highest count in our database. On average, a set containing part 41531 has 2.4.

Which colours does LEGO part 41531 come in?

19 colours are listed for part 41531. The most common is Light Bluish Gray, found in 41 sets.

What is the rarest colour of part 41531?

According to our inventories, it is dark red, found in only 1 set (7260 Wookiee Catamaran).

What is the element ID of part 41531 in light bluish gray?

In light bluish gray, part 41531 has element ID 4507052 or 4285324. Number 41531 is the mould number, the same for every colour.

Is LEGO part 41531 still used in recent sets?

Yes: it appears in sets released in 2026, such as 11378 Douglas DC-3 PAN AM Airliner.

Where can I buy LEGO part 41531 individually?

Single parts 41531 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.