Image | Item No. | Description | By |
| 41666 | Technic, Arm 1 x 7 with Gear 9 Tooth Double Bevel Ends Catalog: Parts: Technic, Gear | 8 |
| 41667 | Technic, Arm 2 x 5 with 1/4 Gear 8 Tooth Double Bevel Catalog: Parts: Technic, Gear | 464 |
| 24014 | Technic, Arm with Gear 8 Tooth and 1.5L Axle Catalog: Parts: Technic, Gear | 3128 |
| 3647 | Technic, Gear 8 Tooth Catalog: Parts: Technic, Gear | 20308 |
| 10928 | Technic, Gear 8 Tooth with Dual Face Catalog: Parts: Technic, Gear | 267 |
| 11955 | Technic, Gear 8 Tooth with Dual Face without Friction Catalog: Parts: Technic, Gear | 44 |
| 18590 | Technic, Gear 8 Tooth with Pin Holes and Ninjago Flywheel Socket - Short Shaft Catalog: Parts: Technic, Gear | 3 |
| 69778 | Technic, Gear 12 Tooth Catalog: Parts: Technic, Gear | 15 |
| 6589 | Technic, Gear 12 Tooth Bevel Catalog: Parts: Technic, Gear | 29133 |
| 32270 | Technic, Gear 12 Tooth Double Bevel Catalog: Parts: Technic, Gear | 16369 |
| 69762 | Technic, Gear 14 Tooth Bevel Thick Catalog: Parts: Technic, Gear | 2 |
| 4143 | Technic, Gear 14 Tooth Bevel Thin Catalog: Parts: Technic, Gear | 191 |
| 94925 | Technic, Gear 16 Tooth - Axle Hole with Closed Sides Catalog: Parts: Technic, Gear | 77863 |
| 4019 | Technic, Gear 16 Tooth - Axle Hole with Open Sides Catalog: Parts: Technic, Gear | 21854 |
| 6542 | Technic, Gear 16 Tooth with Clutch Catalog: Parts: Technic, Gear | 54 |
| 18946 | Technic, Gear 16 Tooth with Clutch on Both Sides Catalog: Parts: Technic, Gear | 19 |
| 6542b | Technic, Gear 16 Tooth with Clutch, Smooth Catalog: Parts: Technic, Gear | 32 |
| 69779 | Technic, Gear 20 Tooth Catalog: Parts: Technic, Gear | 15 |
| 32198 | Technic, Gear 20 Tooth Bevel Catalog: Parts: Technic, Gear | 21074 |
| 87407 | Technic, Gear 20 Tooth Bevel with Pin Hole Catalog: Parts: Technic, Gear | 24406 |
| 32269 | Technic, Gear 20 Tooth Double Bevel Catalog: Parts: Technic, Gear | 10613 |
| 35185 | Technic, Gear 20 Tooth Double Bevel with Clutch on Both Sides Catalog: Parts: Technic, Gear | 4 |
| 81346 | Technic, Gear 20 Tooth with Clutch on Both Sides Catalog: Parts: Technic, Gear | 1 |
| 69761 | Technic, Gear 22 Tooth Bevel Catalog: Parts: Technic, Gear | 2 |
| 60c01 | Technic, Gear 24 Tooth Clutch Catalog: Parts: Technic, Gear | 4 |
| 3650 | Technic, Gear 24 Tooth Crown (Undetermined Type) Catalog: Parts: Technic, Gear | 61 |
| 3650a | Technic, Gear 24 Tooth Crown - Not Reinforced Catalog: Parts: Technic, Gear | 75 |
| 3650b | Technic, Gear 24 Tooth Crown - Reinforced Catalog: Parts: Technic, Gear | 7138 |
| 3648 | Technic, Gear 24 Tooth with 1 Axle Hole Catalog: Parts: Technic, Gear | 13896 |
| x187 | Technic, Gear 24 Tooth with 3 Axle Holes Catalog: Parts: Technic, Gear | 148 |
| 46372 | Technic, Gear 28 Tooth Double Bevel Catalog: Parts: Technic, Gear | 6919 |
| 32498 | Technic, Gear 36 Tooth Double Bevel Catalog: Parts: Technic, Gear | 1889 |
| 3649 | Technic, Gear 40 Tooth Catalog: Parts: Technic, Gear | 29782 |
| 73071 | Technic, Gear Differential 28 Tooth Catalog: Parts: Technic, Gear | 23 |
| 62821u | Technic, Gear Differential 28 Tooth Bevel (Undetermined Type) X Catalog: Parts: Technic, Gear | 3 |
| 62821b | Technic, Gear Differential 28 Tooth Bevel - Inner Tabs with Closed Center Catalog: Parts: Technic, Gear | 30 |
| 62821a | Technic, Gear Differential 28 Tooth Bevel - Inner Tabs with Open Center Catalog: Parts: Technic, Gear | 13 |
| 6573 | Technic, Gear Differential 24-16 Tooth Catalog: Parts: Technic, Gear | 13 |
| 65414 | Technic, Gear Differential Housing Catalog: Parts: Technic, Gear | 5083 |
| 6574 | Technic, Gear Rack 1 x 2 with 2 Tow Ball Catalog: Parts: Technic, Gear | 219 |
| 3743 | Technic, Gear Rack 1 x 4 Catalog: Parts: Technic, Gear | 54422 |
| 87761 | Technic, Gear Rack 1 x 7 with Axle and Pin Holes Catalog: Parts: Technic, Gear | 8 |
| 6630 | Technic, Gear Rack 1 x 8 with Holes Catalog: Parts: Technic, Gear | 21 |
| 6592 | Technic, Gear Rack 1 x 10 with Holes Catalog: Parts: Technic, Gear | 210 |
| 64781 | Technic, Gear Rack 1 x 13 with Axle and Pin Holes Catalog: Parts: Technic, Gear | 6 |
| 32185 | Technic, Gear Rack 1 x 14 with Holes Catalog: Parts: Technic, Gear | 1 |
| 18940 | Technic, Gear Rack 1 x 14 x 2 Housing Catalog: Parts: Technic, Gear | 1998 |
| 18940pb01a | Technic, Gear Rack 1 x 14 x 2 Housing with Black and Yellow Danger Stripes Pattern Front Side (Sticker) - Set 42078 Catalog: Parts: Technic, Gear | 29 |
| 18940pb01b | Technic, Gear Rack 1 x 14 x 2 Housing with Black and Yellow Danger Stripes Pattern Rear Side (Sticker) - Set 42078 Catalog: Parts: Technic, Gear | 29 |
| 18942 | Technic, Gear Rack 1 x 14 x 2 with Axle and Pin Holes Catalog: Parts: Technic, Gear | 8 |