Image | Item No. | Description |
| 3647 | Technic, Gear 8 Tooth Catalog: Parts: Technic, Gear |
| 3650a | Technic, Gear 24 Tooth Crown - Not Reinforced Catalog: Parts: Technic, Gear |
| x187 | Technic, Gear 24 Tooth with 3 Axle Holes Catalog: Parts: Technic, Gear |
| 3649 | Technic, Gear 40 Tooth Catalog: Parts: Technic, Gear |
| 3743 | Technic, Gear Rack 1 x 4 Catalog: Parts: Technic, Gear |