Universal Building Set (8034-1) is a Universal Building Set LEGO set released in 1989 with 187 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 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
1989 (37 years ago — may be retired)
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Catalog scale
187 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.)
~382 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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Brick 1 x 43010 · ×1 · Yellow -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×2 · Yellow -
Brick Sloped Inverted 45° 2 x 13665 · ×2 · Yellow -
Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs4276b · ×2 · Yellow -
Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs]4275b · ×4 · Yellow -
Hinge Tile 1 x 2 1/2 with 2 Fingers on Top4531 · ×2 · Yellow -
Plate 1 x 23023 · ×2 · Yellow -
Plate 1 x 33623 · ×4 · Yellow -
Plate 1 x 43710 · ×10 · Yellow -
Plate 1 x 63666 · ×6 · Yellow -
Plate 2 x 23022 · ×1 · Yellow -
Plate 2 x 63795 · ×6 · Yellow -
Technic Axle 103737 · ×2 · Black -
Technic Axle 123708 · ×2 · Black -
Technic Axle 23704 · ×1 · Black -
Technic Axle 43705 · ×3 · Black -
Technic Axle 63706 · ×3 · Black -
Technic Axle 83707 · ×2 · Black -
Technic Axle and Pin Connector3651 · ×10 · Light Gray -
Technic Axle Pin without Friction Ridges Lengthwise3749 · ×3 · Light Gray -
Technic Brick 1 x 12 [11 Pin Holes]3895 · ×2 · Yellow -
Technic Brick 1 x 16 [15 Pin Holes]3703 · ×4 · Yellow -
Technic Brick 1 x 2 [1 Pin Hole]3700 · ×12 · Yellow -
Technic Brick 1 x 4 [3 Pin Holes]3701 · ×6 · Yellow -
Technic Brick 1 x 6 [5 Pin Holes]3894 · ×6 · Yellow -
Technic Brick 1 x 8 [7 Pin Holes]3702 · ×4 · Yellow -
Technic Bush3713 · ×14 · Light Gray -
Technic Gear 24 Tooth [Old Style - Three axle holes]3648a · ×2 · Light Gray -
Technic Gear 24 Tooth Crown with Flat Teeth3650a · ×3 · Light Gray -
Technic Gear 8 Tooth3647 · ×4 · Light Gray -
Technic Gear Rack 1 x 43743 · ×1 · Light Gray -
Technic Pin 1/24274 · ×4 · Light Gray -
Technic Pin with Friction Ridges Lengthwise, without Center Slots4459 · ×10 · Black -
Technic Pin without Friction Ridges Lengthwise3673 · ×14 · Light Gray -
Technic Plate 1 x 8 with Toothed Ends4442 · ×3 · Light Gray -
Technic Plate 2 x 4 [3 Holes]3709 · ×8 · Yellow -
Technic Plate 2 x 8 [7 Holes]3738 · ×2 · Yellow -
Technic Steering Arm4261 · ×2 · Light Gray -
Technic Wedge Belt Wheel [aka Pulley]4185 · ×4 · Light Gray -
Tile 1 x 2 with Groove3069b · ×2 · Yellow -
Tyre 24 x 13 Model Team2696 · ×6 · Black -
Wheel 30 x 13 Model Team2695 · ×6 · White