The longest journey on a motorized bicycle is 7,423.88 km (4,612.98 mi) and was achieved by Sushil Reddy (India) who cycled around India between 8 May and 25 July 2016.

Sushil used a solar-powered motorized bicycle for this journey, which started and ended in Mumbai, India. The bicycle was provided by Hulikkal Electro India Pvt. Ltd.

Hulikkal takes pride to be a part of this prestigious achievement.

http://www.guinnessworldrecords.com/world-records/longest-journey-on-an-motorized-bicycle