Image | Item No. | Description | By |
| 78442 | Technic, Gear Rack 6 x 6 Curved Catalog: Parts: Technic, Gear | 1334 |
| 24121 | Technic, Gear Rack 11 x 11 Curved Catalog: Parts: Technic, Gear | 219 |
| 744 | Technic, Gear Samsonite 42 Tooth Catalog: Parts: Technic, Gear | 3 |
| 32060 | Technic, Gear Timing Wheel 8 Tooth Catalog: Parts: Technic, Gear | 1987 |
| 73763 | Technic, Gear Worm Screw 6L Catalog: Parts: Technic, Gear | 708 |
| 15457 | Technic, Gear Worm Screw with 2 Bushes Catalog: Parts: Technic, Gear | 8 |
| 4716 | Technic, Gear Worm Screw, Long Catalog: Parts: Technic, Gear | 47219 |
| 32905 | Technic, Gear Worm Screw, Long, Axle Opening Type II Catalog: Parts: Technic, Gear | 8529 |
| 27938 | Technic, Gear Worm Screw, Short Catalog: Parts: Technic, Gear | 4 |
| 768 | Technic, Gearbox 2 x 4 x 3 Catalog: Parts: Technic, Gear | 2 |
| 6588 | Technic, Gearbox 2 x 4 x 3 1/3 Catalog: Parts: Technic, Gear | 15 |
| 45360 | Technic, Gearbox 3 x 3 x 1 2/3 Catalog: Parts: Technic, Gear | 2 |
| 46217c01 | Technic, Gearbox 3 x 4 x 1 2/3 Catalog: Parts: Technic, Gear | 2 |
| 46220c01 | Technic, Gearbox 4 x 2 x 4 (Worm to 24-tooth) Catalog: Parts: Technic, Gear | 2 |
| 6585 | Technic, Gearbox 4 x 4 x 1 2/3 Catalog: Parts: Technic, Gear | 11 |