 The route was crew operated until 25 October 1986, apart from two short periods in 1965/1966 and 1975.The route was the first central London route to be awarded under the tendering process to a private company, Grey-Green, on 5 November 1988, using Alexander bodied Volvo Citybuses painted in its own grey, green and orange livery from its Stamford Hill garage.Grey-Green were owned by Cowie Group, and became part of Arriva London following the company's acquisition of two other London operators.