| | 3647 | 50 | Technic Gear 8 Tooth |
| | 3648a | 14 | Technic Gear 24 Tooth [Old Style - Three axle holes] |
| | 3649 | 8 | Technic Gear 40 Tooth |
| | 3650b | 8 | Technic Gear 24 Tooth Crown with Pointed Teeth |
| | 4019 | 10 | Technic Gear 16 Tooth with Round Holes [Old Style] |
| | 4143 | 30 | Technic Gear 14 Tooth Bevel |
| | 73071 | 2 | Technic Gear Differential [Old Style, 28 Teeth] |