Black Hawk / Sky Stormer (8425-1) is a Technic LEGO set released in 1996 with 469 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Technic sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 98 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
1996 (30 years ago — may be retired)
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Catalog scale
469 parts listed · 98 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.)
~908 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
98 parts · page 1 of 3 · updating…
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Arm Piece with Pin, 2 Fingers6048a · ×1 · Black -
Arm Piece with Pin, 3 Fingers and Outside Thread Grooves6217b · ×1 · Black -
Brick Sloped 33° 3 x 14286 · ×4 · Black -
Brick Sloped 33° 3 x 23298 · ×2 · Black -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×2 · Black -
Brick Sloped 45° 2 x 43037 · ×1 · Black -
Brick Sloped 65° 2 x 2 x 2 Smooth without Bottom Tube3678a · ×2 · Black -
Brick Sloped Inverted 34° 3 x 1 without Internal Stopper4287a · ×4 · Black -
Brick Sloped Inverted 45° 2 x 13665 · ×4 · Light Gray -
![Brick Wedged, Sloped Inverted 4 x 4 Triple [2 Connections between Front Studs]](https://cdn.rebrickable.com/media/parts/elements/485502.jpg)
Brick Wedged, Sloped Inverted 4 x 4 Triple [2 Connections between Front Studs]4855 · ×2 · Light Gray -
Brick Wedged, Sloped Inverted 6 x 4 with 2 Stud Connections4856a · ×1 · Black -
Cone 2 x 2 x 2, Open Stud3942c · ×2 · Yellow -
Hinge Brick 1 x 2 Base3937 · ×1 · Black -
Hinge Brick 1 x 2 Top Plate Thin3938 · ×1 · Black -
![Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]](https://cdn.rebrickable.com/media/parts/elements/4205196.jpg)
Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]73983 · ×4 · Yellow -
![Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]](https://cdn.rebrickable.com/media/parts/elements/6102782.jpg)
Hinge Plate 1 x 4 Swivel Top / Base - Solid Clip [Complete Assembly]73983 · ×4 · Black -
Hose Rigid 3mm D. 4L / 3.2cm75c04 · ×5 · Dark Gray -
Plate 1 x 13024 · ×1 · Trans-Green -
Plate 1 x 13024 · ×1 · Trans-Red -
Plate 1 x 13024 · ×2 · Yellow -
Plate 1 x 104477 · ×4 · Yellow -
Plate 1 x 23023 · ×5 · Yellow -
Plate 1 x 23023 · ×7 · Black -
Plate 1 x 33623 · ×2 · Black -
Plate 1 x 43710 · ×20 · Black -
Plate 1 x 43710 · ×4 · Yellow -
Plate 1 x 63666 · ×4 · Black -
Plate 1 x 63666 · ×2 · Yellow -
Plate 2 x 23022 · ×4 · Black -
Plate 2 x 2 Corner2420 · ×6 · Black -
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)4032a · ×4 · Yellow -
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)4032a · ×1 · Black -
![Plate Round 2 x 2 with Rounded Bottom [Boat Stud]](https://cdn.rebrickable.com/media/parts/elements/265426.jpg)
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]2654 · ×2 · Black -
![Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]](https://cdn.rebrickable.com/media/parts/elements/244426.jpg)
Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs]2444 · ×2 · Black -
Propeller 2 Blade 9 Diameter2952 · ×4 · Black -
Propeller 3 Blade 3 Diameter with Axle Cross6041 · ×2 · Yellow -
Sticker Sheet for Set 8425-1stickerupn0046 · ×1 · [No Color/Any Color] -
Technic Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)6553 · ×6 · Light Gray -
Technic Axle 103737 · ×8 · Black -
Technic Axle 123708 · ×5 · Black -
Technic Axle 23704 · ×9 · Black -
Technic Axle 34519 · ×11 · Black -
Technic Axle 3 with Stud6587 · ×2 · Dark Gray -
Technic Axle 43705 · ×13 · Black -
Technic Axle 63706 · ×5 · Black -
Technic Axle 83707 · ×5 · Black -
Technic Axle and Pin Connector3651 · ×3 · Light Gray -
Technic Axle and Pin Connector Perpendicular6536 · ×10 · Light Gray