Image | Item No. | Description |
| 11955 | Technic, Gear 8 Tooth with Dual Face without Friction Catalog: Parts: Technic, Gear |
| 6589 | Technic, Gear 12 Tooth Bevel Catalog: Parts: Technic, Gear |
| 4019 | Technic, Gear 16 Tooth - Axle Hole with Open Sides Catalog: Parts: Technic, Gear |
| 18946 | Technic, Gear 16 Tooth with Clutch on Both Sides Catalog: Parts: Technic, Gear |
| 3648 | Technic, Gear 24 Tooth with 1 Axle Hole Catalog: Parts: Technic, Gear |
| 2471 | Technic, Gear 24 Tooth with Clutch on Both Sides Catalog: Parts: Technic, Gear |
| 65413 | Technic, Gear 28 Tooth Double Bevel with Pin Hole Catalog: Parts: Technic, Gear |
| 3649 | Technic, Gear 40 Tooth Catalog: Parts: Technic, Gear |
| 6573 | Technic, Gear Differential 24-16 Tooth Catalog: Parts: Technic, Gear |
| g9 | Technic, Gear Expert Builder 9 Tooth with Axle Hole Catalog: Parts: Technic, Gear |
| 18940 | Technic, Gear Rack 1 x 14 x 2 Housing Catalog: Parts: Technic, Gear |
| 18940pb02a | Technic, Gear Rack 1 x 14 x 2 Housing with Black and Yellow Danger Stripes Pattern 1 (Sticker) - Set 42070 Catalog: Parts: Technic, Gear |
| 18940pb02b | Technic, Gear Rack 1 x 14 x 2 Housing with Black and Yellow Danger Stripes Pattern 2 (Sticker) - Set 42070 Catalog: Parts: Technic, Gear |
| 744 | Technic, Gear Samsonite 42 Tooth Catalog: Parts: Technic, Gear |
| 6585 | Technic, Gearbox 4 x 4 x 1 2/3 Catalog: Parts: Technic, Gear |
| 32166 | Technic, Gearbox Half Catalog: Parts: Technic, Gear |