Basic Building Set (337-1) is a Basic LEGO set released in 1987 with 225 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Basic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 42 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
1987 (39 years ago — may be retired)
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Catalog scale
225 parts listed · 42 inventory lines tracked
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Minifigures
No minifigs in inventory (brick-only or Technic set)
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
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Shipping weight (est.)
~607 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
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Market value
No estimate on BrickID yet
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Parts in this set
42 parts · updating…
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![Basic Figure Finger Puppet Female [Red, Black Hair]](https://cdn.rebrickable.com/media/parts/photos/9999/bfp001-9999-0979dd9a-897b-4ab2-b04f-ea5bf942f05a.jpg)
Basic Figure Finger Puppet Female [Red, Black Hair]fig0001 · ×1 · [No Color/Any Color] -
![Basic Figure Finger Puppet Male [Blue, Brown Hair]](https://cdn.rebrickable.com/media/parts/photos/9999/bfp002-9999-6e0fe920-3fd6-45ba-9862-52bcf38293b9.jpg)
Basic Figure Finger Puppet Male [Blue, Brown Hair]fig0002 · ×1 · [No Color/Any Color] -
Brick 2 x 103006 · ×2 · Red -
Brick 2 x 23003 · ×16 · Black -
Brick 2 x 23003 · ×17 · Yellow -
Brick 2 x 23003 · ×18 · Blue -
Brick 2 x 23003 · ×20 · White -
Brick 2 x 23003 · ×14 · Red -
![Brick 2 x 2 with Eye [No Pupils] Print on Two Sides, Offset](https://cdn.rebrickable.com/media/parts/ldraw/14/3003pe1.png)
Brick 2 x 2 with Eye [No Pupils] Print on Two Sides, Offset3003pr0052 · ×2 · Yellow -
Brick 2 x 33002 · ×4 · Red -
Brick 2 x 33002 · ×4 · Black -
Brick 2 x 33002 · ×4 · Yellow -
Brick 2 x 33002 · ×4 · Blue -
Brick 2 x 33002 · ×4 · White -
Brick 2 x 43001 · ×8 · Black -
Brick 2 x 43001 · ×16 · Yellow -
Brick 2 x 43001 · ×14 · Blue -
Brick 2 x 43001 · ×16 · White -
Brick 2 x 43001 · ×14 · Red -
Brick 2 x 4 with Smile and Frown Print on Opposite Sides3001pr0043 · ×1 · Yellow -
Brick 2 x 83007 · ×2 · Yellow -
Brick 2 x 83007 · ×2 · Blue -
Brick 4 x 124202 · ×1 · Red -
Brick 8 x 164204 · ×1 · Green -
Brick Arch 2 x 8 x 34743 · ×1 · Blue -
![Brick Curved 2 x 4 x 2 Double [Plain]](https://cdn.rebrickable.com/media/parts/elements/474424.jpg)
Brick Curved 2 x 4 x 2 Double [Plain]4744 · ×1 · Yellow -
Brick Sloped 45° 2 x 23039 · ×2 · Trans-Clear -
![Brick Special 2 x 2 [Red Wheels for Single Tyre]](https://cdn.rebrickable.com/media/parts/ldraw/0/3137c01.png)
Brick Special 2 x 2 [Red Wheels for Single Tyre]3137c01 · ×2 · Black -
Brick Special 2 x 4 with Wheels, Freestyle Red4180c02 · ×2 · Black -
Door 1 x 4 x 54131 · ×2 · Red -
Door Frame 2 x 4 x 54130 · ×2 · Yellow -
Fence Lattice 1 x 4 x 23185 · ×6 · Red -
Flag on Flagpole, Straight with Red Small Lego Print3596pr0003 · ×1 · White -
![Plant, Flower 2 x 2 - Round [Open Stud]](https://cdn.rebrickable.com/media/parts/elements/472821.jpg)
Plant, Flower 2 x 2 - Round [Open Stud]4728 · ×1 · Red -
![Plant, Flower 2 x 2 - Round [Open Stud]](https://cdn.rebrickable.com/media/parts/elements/472824.jpg)
Plant, Flower 2 x 2 - Round [Open Stud]4728 · ×1 · Yellow -
Plant, Flower 2 x 2 Leaves - Angular4727 · ×1 · Green -
Plant, Pine Tree, Large, 4 x 4 x 6 2/33471 · ×1 · Green -
Tyre 15 x 6 Offset Tread Small3641 · ×4 · Black -
Tyre Offset Tread 24 x 83483 · ×4 · Black -
Window 2 x 4 x 3 Frame with Solid Studs4132 · ×3 · Yellow -
Window 2 x 4 x 3 Pane4133 · ×3 · Red -
Windscreen 2 x 4 x 3 Frame with Hollow Studs2352b · ×2 · Red