This is Opel Blitz tanker model has 1/16 scale. It based on RWD chassis with axle from JJRC Q60 with open differential. It ran on JGA25-370 gearbox with 3d printed driveshaft.
Here some electronic partlist.
[Gearbox JGA25-370 (6V, 200 rpm)](https://s.click.aliexpress.com/e/_DeUM1O9)
[Rear axle JJRC Q60](https://s.click.aliexpress.com/e/_DeTyMfj)
[Servo 9g](https://aliexpress.ru/item/1005003027312150.html)
[ESC 20A](https://s.click.aliexpress.com/e/_DEl4hJn)
You can use any remote control electroincs. Mine is Flysky GT3B and I made custom light/sound controller on Arduino.
Tyres made from silicone sealer with casting technology, check this video
Front plate number and grill logo I printed from pictures with lithophane technology, just open picture in Cura and edit dimensions parameters.
Here some videos about assembling truck: