← The LEGO Parts Guide › Wall › Window and Door

4×5 Train Door, Left (Part 4181)

1980-2025CURRENT

Custom LEGO part image © 2025 Tom Alphin / Brick Architect.

External Links

LEGO parts are described differently on other websites and may use different part numbers.

LEGO Pick a Brick:
43967 LEFT DOOR 1X4X5
Bricklink:
4181 Door 1 x 4 x 5 Train Left, Thin Support at Bottom
43967 Door 1 x 4 x 5 Train Left, Thick Support at Bottom
Rebrickable:
4181 Door 1 x 4 x 5 Train Left
43967 Door 1 x 4 x 5 Train Left - Thick Support Bottom
Brickset:
4181 DOOR, LEFT 1X4X5
43967 LEFT DOOR 1X4X5
LDraw:
4181 Train Door 1 x 4 x 5 Left
43967 Train Door 1 x 4 x 5 Left with Thick Bottom Support
 CURRENTALL YEARS
OVERALL RANK
+31
1311
1430
# PIECES
26(RANK: 1522)
84(RANK: 1869)
# SETS
17(RANK: 1373)
54(RANK: 1559)
# COLORS
7(RANK: 827)
13(RANK: 782)

Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.

Overall Rank is a weighted score combining the number of parts, sets, and colors produced.

Current ranking based on sets released between 2021-2025.

Printable LEGO Brick Label

Requires a compatible Brother Label Printer — learn more at brickarchitect.com/labels.

4×5 Train
Door, L.
4181
.LBX

New Label! Not included in legacy LEGO Brick Labels collection.

4×5 Train
Door, L.
4181
.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2024-03-23 23:41:52
Date Modified: 2025-04-05 23:01:54

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