The front wheels are 70 percent more effective than rear wheels in controlling bike speed. It is not that disc brakes have all the advantages over drum brakes https://www.bikeshala.com/blog/disc-brake-vs-drum-brake-for-bikes-scooter/

seen from Canada

seen from Sri Lanka
seen from Germany
seen from United States
seen from Malaysia

seen from Germany
seen from United States
seen from United Kingdom
seen from Netherlands
seen from Russia
seen from United States

seen from Netherlands
seen from United States
seen from Germany
seen from Bangladesh
seen from United States
seen from United States
seen from China
seen from China

seen from United Kingdom
The front wheels are 70 percent more effective than rear wheels in controlling bike speed. It is not that disc brakes have all the advantages over drum brakes https://www.bikeshala.com/blog/disc-brake-vs-drum-brake-for-bikes-scooter/