| Image | Item No. | Description | By |
| 64781 | Technic, Gear Rack 1 x 13 with Axle and Pin Holes
Catalog: Parts: Technic, Gear | 18275 |
| 32185 | Technic, Gear Rack 1 x 14 with Holes
Catalog: Parts: Technic, Gear | 15 |
| 18940 | Technic, Gear Rack 1 x 14 x 2 Housing
Catalog: Parts: Technic, Gear | 5 |
| 18942 | Technic, Gear Rack 1 x 14 x 2 with Axle and Pin Holes
Catalog: Parts: Technic, Gear | 7 |
| 78442 | Technic, Gear Rack 6 x 6 Curved
Catalog: Parts: Technic, Gear | 165 |
| 24121 | Technic, Gear Rack 11 x 11 Curved
Catalog: Parts: Technic, Gear | 4661 |
| x186 | Technic, Gear Reduction Block 20x, 3 x 4 x 2 1/3
Catalog: Parts: Technic, Gear | 1 |
| 741 | Technic, Gear Samsonite 14 Tooth
Catalog: Parts: Technic, Gear | 1 |
| 742 | Technic, Gear Samsonite 21 Tooth
Catalog: Parts: Technic, Gear | 3 |
| 743 | Technic, Gear Samsonite 35 Tooth
Catalog: Parts: Technic, Gear | 1 |
| 744 | Technic, Gear Samsonite 42 Tooth
Catalog: Parts: Technic, Gear | 1 |
| 32060 | Technic, Gear Timing Wheel 8 Tooth
Catalog: Parts: Technic, Gear | 15 |
| 73763 | Technic, Gear Worm Screw 6L
Catalog: Parts: Technic, Gear | 1 |
| 15457 | Technic, Gear Worm Screw with 2 Bushes
Catalog: Parts: Technic, Gear | 2 |
| 4716 | Technic, Gear Worm Screw, Long
Catalog: Parts: Technic, Gear | 17025 |
| 32905 | Technic, Gear Worm Screw, Long, Axle Opening Type II
Catalog: Parts: Technic, Gear | 2175 |
| 27938 | Technic, Gear Worm Screw, Short
Catalog: Parts: Technic, Gear | 7 |
| 44556 | Technic, Gear, Hailfire Droid Wheel
Catalog: Parts: Technic, Gear | 3 |
| 768 | Technic, Gearbox 2 x 4 x 3
Catalog: Parts: Technic, Gear | 1 |
| 6588 | Technic, Gearbox 2 x 4 x 3 1/3
Catalog: Parts: Technic, Gear | 1340 |
| 45360 | Technic, Gearbox 3 x 3 x 1 2/3
Catalog: Parts: Technic, Gear | 1 |
| 46217c01 | Technic, Gearbox 3 x 4 x 1 2/3
Catalog: Parts: Technic, Gear | 1 |
| 46220c01 | Technic, Gearbox 4 x 2 x 4 (Worm to 24-tooth)
Catalog: Parts: Technic, Gear | 1 |
| 6585 | Technic, Gearbox 4 x 4 x 1 2/3
Catalog: Parts: Technic, Gear | 11705 |
| 32166 | Technic, Gearbox Half
Catalog: Parts: Technic, Gear | 434 |