of these buses had their chassis built in Poland. Their D10A285 engines were built to meet Euro III emission standards and had aluminium alloy front wheels supplied by Alcoa. 3ASV297 was coated with special metallic paint, which shows different colours (mainly green and purple), depending on the angle of light reflection. The last Volgren-bodied Super Olympian (3ASV474) was retired on 11 November 2020, while the last Alexander ALX500-bodied Super Olympian (3ASV492) was retired on 19 December 2020. 10.6m version Kowloon Motor Bus was the only operator of 10.6 metre Super Olympians. The first 49 (ASV1-49) 10.6m Alexander ALX500 bodied Super Olympians were introduced in 2001. They are equipped with D10A285 Euro II engines and had Alcoa front wheels. ASV50, which was put into service in 2002, is a prototype short-wheelbase Super Olympian (chassis built in 1999), and also the only short-wheelbase Super Olympian built in Scotland. It is equipped with a Euro II D10A285 engine and ZF 4HP590 transmission rather than the previous 5HP590 as fitted to older ASVs. ASV51-100 were also equipped with the Euro III D10A285 engines. They are almost identical with ASV1-49, except for minor interior differences. Only the first 24 were put into service in 2003. The remaining 26 were stored for more than a year due to SARS, and the 26 were put into service between September 2004 and March 2005. Withdrawal of the 10.6 metre Super Olympians started in 2018. 12m wider version In January 2003, Kowloon Motor Bus received the first Wright-bodied Super Olympian with a 2.55 metre-wide body (once known as the Wright Explorer). Like the Alexander Dennis Enviro500, it featured a straight staircase and plug exit door. It was numbered AVW1 and was registered on 20 March 2003. The next 49 buses (AVW2-50) with a slightly different design followed shortly after AVW1, they entered service in 2003/04. The last 50 buses (AVW51-100), which are almost identical, entered service in 2004/05, These were the last batch of Volvo Super Olympian ordered by KMB. New World First Bus New World First Bus bought 103 Super Olympians in five batches, all are 12 metres long and were fitted with Alexander ALX500 bodies. The first 40 (5001-5040), fitted with electronic route displays, were introduced in 1999. The next 20 (5041-5060), with their side route number boxes moved to a lower position, entered service in 2000/01. The chassis of 5060 was the first to be built