Wukong tank with four servos, geared 2:1
GeekEdu design
The four-servo Wukong tank, geared up: each Geekservo 360° servo turns its sprocket through a 16-tooth and an 8-tooth gear, so the tracks run twice as fast. Turn it in 3D, build it step by step or open it in BrickLink Studio.
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Downloads
Building instructions (PDF)
Model for BrickLink Studio (zip)
BrickLink wanted list (XML)
Custom parts for Studio
The Studio zip holds the model, the custom parts it needs and how to install them.
Building steps
The parts added in a step have a red outline.
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Parts
| Part | Colour | Where to get it | Qty |
|---|---|---|---|
| Technic Gear 8 Tooth Reinforced | Dark Bluish Gray | BrickLink 10928 | 4 |
| Technic Pin with Friction with Perpendicular Pin Hole Type 1 | Black | BrickLink 15100 | 14 |
| Technic Panel Smooth 7 x 2 x 3 | Yellow | BrickLink 24119 | 2 |
| Technic Pin with Friction and Slots | Black | BrickLink 2780 | 54 |
| Technic Pin 3/4 | Light Bluish Gray | BrickLink 32002 | 2 |
| Technic Beam 3 x 3.8 x 7 Liftarm Bent 45 Double | Yellow | BrickLink 32009 | 2 |
| Technic Angle Connector #3 (157.5 degree) | Black | BrickLink 32016 | 2 |
| Technic Beam 15 | Lime | BrickLink 32278 | 4 |
| Technic Beam 5 | Yellow | BrickLink 32316 | 4 |
| Technic Beam 5 | Lime | BrickLink 32316 | 8 |
| Technic Beam 3 | Yellow | BrickLink 32523 | 1 |
| Technic Beam 7 | Lime | BrickLink 32524 | 6 |
| Technic Bush with Two Flanges | Light Bluish Gray | BrickLink 3713 | 4 |
| Technic Beam 9 | Lime | BrickLink 40490 | 4 |
| Technic Tooth 1 x 3 with Axlehole | Trans-Red | BrickLink 41669 | 4 |
| Technic Bush 1/2 Smooth with Axle Hole Reduced | Light Bluish Gray | BrickLink 4265c | 12 |
| Technic Axle Pin with Friction | Blue | BrickLink 43093 | 10 |
| Technic Axle 7 | Light Bluish Gray | BrickLink 44294 | 4 |
| Technic Cross Block 1 x 3 (Pin/Pin/Pin) with 4 Pins | Black | BrickLink 48989 | 4 |
| Technic Chain Tread 5 Wide | Dark Bluish Gray | BrickLink 57518 | 62 |
| Technic Sprocket Wheel 40.4 | Dark Bluish Gray | BrickLink 57519 | 4 |
| Technic Beam 7 x 5 with Open Center 5 x 3 | Light Bluish Gray | BrickLink 64179 | 2 |
| Technic Panel Fairing Smooth #4 (Medium) | Lime | BrickLink 64391 | 1 |
| Technic Panel Fairing Smooth #3 (Medium) | Lime | BrickLink 64683 | 1 |
| Technic Pin Long with Friction and Slot | Blue | BrickLink 6558 | 8 |
| Plate 1 x 1 Round with Open Stud | Trans-Red | BrickLink 85861 | 5 |
| Technic Gear 16 Tooth Reinforced | Light Bluish Gray | BrickLink 94925 | 4 |
| ElecFreaks Geekservo 360° servo (green) electronics | 4 | ||
| ElecFreaks Wukong board on its 7 x 5 LEGO base electronics | ElecFreaks | 1 |