Giant Lego Topic Set (9452-1) is a Universal Building Set LEGO set released in 1991 with 2,195 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Universal Building Set sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 134 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
1991 (35 years ago — may be retired)
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Catalog scale
2,195 parts listed · 134 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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Build complexity
Large set — expect sticker sheets or multiple subassemblies; inspect photos closely
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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.)
~5,533 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
134 parts · page 1 of 3 · updating…
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Baseplate 16 x 323857 · ×3 · Green -
Baseplate 16 x 323857 · ×3 · Light Gray -
Bracket 2 x 2 - 2 x 23956 · ×6 · Light Gray -
Brick 1 x 13005 · ×54 · Red -
Brick 1 x 13005 · ×54 · Yellow -
Brick 1 x 1 x 5 with Blocked Open or Hollow Stud2453a · ×6 · Yellow -
Brick 1 x 1 x 5 with Blocked Open or Hollow Stud2453a · ×6 · Red -
Brick 1 x 23004 · ×54 · Yellow -
Brick 1 x 23004 · ×30 · Trans-Clear -
Brick 1 x 23004 · ×54 · Red -
Brick 1 x 33622 · ×54 · Red -
Brick 1 x 33622 · ×54 · Yellow -
Brick 1 x 43010 · ×126 · Yellow -
Brick 1 x 43010 · ×18 · Trans-Clear -
Brick 1 x 43010 · ×126 · Red -
Brick 1 x 63009 · ×72 · Red -
Brick 1 x 63009 · ×72 · Yellow -
Brick 1 x 83008 · ×30 · Red -
Brick 1 x 83008 · ×30 · Yellow -
Brick 2 x 103006 · ×10 · Yellow -
Brick 2 x 103006 · ×10 · Red -
Brick 2 x 23003 · ×30 · Red -
Brick 2 x 23003 · ×30 · Yellow -
Brick 2 x 33002 · ×28 · Red -
Brick 2 x 33002 · ×28 · Yellow -
Brick 2 x 43001 · ×54 · Yellow -
Brick 2 x 43001 · ×54 · Red -
Brick 2 x 83007 · ×10 · Red -
Brick 2 x 83007 · ×10 · Yellow -
Brick Arch 1 x 43659 · ×6 · Yellow -
Brick Arch 1 x 43659 · ×6 · Red -
Brick Arch 1 x 6 x 2 - Thick Top with Reinforced Underside3307 · ×6 · Red -
Brick Arch 1 x 6 x 2 - Thick Top with Reinforced Underside3307 · ×6 · Yellow -
Brick Round 1 x 1 Open Stud3062b · ×24 · Light Gray -
Brick Round 2 x 2 with Axle Hole3941 · ×24 · Light Gray -
Brick Round Corner 2 x 2 Macaroni with Stud Notch3063b · ×24 · Yellow -
Brick Separator v1.06007 · ×4 · Dark Gray -
Brick Sloped 33° 2 x 2 Double3300 · ×16 · Red -
Brick Sloped 33° 2 x 4 Double3299 · ×16 · Red -
Brick Sloped 33° 3 x 23298 · ×30 · Red -
Brick Sloped 33° 3 x 43297 · ×30 · Red -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×12 · Red -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×12 · Yellow -
Brick Sloped 45° 2 x 23039 · ×12 · Red -
Brick Sloped 45° 2 x 23039 · ×12 · Yellow -
Brick Sloped 45° 2 x 23039 · ×12 · Trans-Clear -
Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin3747a · ×12 · Red -
Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin3747a · ×12 · Yellow