The bus - Kowloon Motor Bus introduced 348 12 metre air-conditioned Volvo Olympians (3AV class) into its fleet from 1994 to 1998 to enhance the quality of its bus services. The first batch of 50 Olympians had a 3+2 seating arrangement and a carrying capacity of 137 passengers. They operated on Kowloon urban and eastern New Territories routes 12A 13X, 80, 80X, 89 and 277X. This batch served the public for more than 17 years and were retired from service in August 2012.