![Amazon.com: LEGO Technic Large Gear 40 Tooth Mindstorms NXT Light Grey Part 3649 Piece (Quantity 25 pcs) : Toys & Games Amazon.com: LEGO Technic Large Gear 40 Tooth Mindstorms NXT Light Grey Part 3649 Piece (Quantity 25 pcs) : Toys & Games](https://m.media-amazon.com/images/I/81lNP1VrAKL._AC_UF894,1000_QL80_.jpg)
Amazon.com: LEGO Technic Large Gear 40 Tooth Mindstorms NXT Light Grey Part 3649 Piece (Quantity 25 pcs) : Toys & Games
![Technic, Liftarm Thick 1 x 3 with Black '40 1977 - 2017' and 24 Tooth Gear Pattern : Part 32523pb11 | BrickLink Technic, Liftarm Thick 1 x 3 with Black '40 1977 - 2017' and 24 Tooth Gear Pattern : Part 32523pb11 | BrickLink](https://img.bricklink.com/ItemImage/PL/32523pb11.png)
Technic, Liftarm Thick 1 x 3 with Black '40 1977 - 2017' and 24 Tooth Gear Pattern : Part 32523pb11 | BrickLink
![My custom LEGO Technic 40th anniversary tow truck. I added headlights, replaced the rear wheels with tank tracks, and added 2 small power functions motors to the bottom for extra torque. : My custom LEGO Technic 40th anniversary tow truck. I added headlights, replaced the rear wheels with tank tracks, and added 2 small power functions motors to the bottom for extra torque. :](https://preview.redd.it/yo0eev41o9n11.jpg?auto=webp&s=12ec439447657caed2a9f9e97cc7a3cd29219aca)
My custom LEGO Technic 40th anniversary tow truck. I added headlights, replaced the rear wheels with tank tracks, and added 2 small power functions motors to the bottom for extra torque. :
![Compatible Lego Gear | Lego Technic 40 Gears | Lego Technic 10 Gear | 40 Tooth Gear Lego - Blocks - Aliexpress Compatible Lego Gear | Lego Technic 40 Gears | Lego Technic 10 Gear | 40 Tooth Gear Lego - Blocks - Aliexpress](https://ae01.alicdn.com/kf/S308c4c2d5034436fb7d5eaed977a1654q.jpg_640x640Q90.jpg_.webp)