LEGO Universal Building Set sets from 1973

22 Universal Building Set sets released in 1973, 3,482 pieces between them, biggest first. Released in 1973, 53 years ago, well past the two-to-three-year run most LEGO sets get, so it is almost certainly out of production. See all 413 Universal Building Set sets or everything LEGO released in 1973.

• Basic Set 8-3 · 665 pcs
• Basic Set 7-3 · 412 pcs
• Basic Set 6-3 · 338 pcs
• Building Set 135 · 338 pcs
• Basic Set 5-3 · 330 pcs
• Basic Set 4-3 · 234 pcs
• Basic Set 3-4 · 191 pcs
• Building Set 115 · 190 pcs
• Building Set 105-2 · 150 pcs
• Basic Set 2-7 · 139 pcs
• Basic Set 1-7 · 107 pcs
• Roof Bricks, 45 Degrees 934 · 58 pcs
• Blue and Yellow Bricks 932 · 45 pcs
• Red Bricks 930 · 45 pcs
• White Bricks 931 · 45 pcs
• Roof Bricks, 33 Degrees 935 · 43 pcs
• Doors and Windows 933 · 38 pcs
• Doors and Fences 937 · 34 pcs
• Universal Motor Set 900 · 24 pcs
• Wheels and Tires 936 · 20 pcs
• Flags, Signs and Trees 940 · 19 pcs
• Plates, Hinges and Turntables 938 · 17 pcs

← Universal Building Set 1974 · Universal Building Set 1972 →

Set data from the Rebrickable database, refreshed daily. Catalog data as of 2026-09-01. Values are this site's estimates, see how they're calculated.

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