A Thesis submitted in partial fulfillment of the requirements for the degree of Master of Business Administration (Corporate Management)of the School of Business KCA UniversityMotorcycles pose interesting challenges in developing countries that are not faced by the rest of world .In the last fifteen years the numbers of motorcycles per capita in many developing nations has doubled .The vehicles provide an affordable mobility option that is not otherwise available. They provide door-to-door mobility, unmatched navigability in congested road conditions, ease of parking, capacity for passengers and luggage at low cost. With the recent escalation of petroleum prices, interest and use of motorcycles is growing worldwide. Compared with automobiles, motorcycles offer superior maneuverability, braking and acceleration that generally give their operators confidence to operate at higher speeds. The general objective of the study is to investigate the effects of motorcycle transport revolution on the economy in Kenya with reference to Thika town. Descriptive research was used to obtain information concerning the current status of the phenomena to describe what exists with respect to variables or conditions in the current situation. Purposive sampling was used to select 7 qualified medical personnel and 10 traffic police officers in the traffic department and 100 bikers in Thika town. Findings showed that 74.2% of the motorcycle taxi traders are youth .The study also showed that there was a marked improvement in the monthly earnings for the motorcycle taxi when compared with their earlier sources of income .There was an improvement in the livelihoods of 95.7% of the respondents. There is an ill effect on the health of the bikers and the highest medical condition was chest infection.