On the 6 82 weeks charting in the Netherlands, and was certified platinum for sales of 60,000 copies. "On the 6" was moderately successful in Australia, where it debuted (and peaked) at number 11 on July 18, 1999. In 2002 it was certified platinum by the Australian Recording Industry Association for selling 70,000 copies. "On the 6" peaked at number 14 in the United Kingdom, and was certified platinum by the British Phonographic Industry for sales of over 300,000 copies. The album entered the French album chart at number 24 on July 3, 1999, peaking at number 15 two weeks later. It spent
BR Standard Class 6 locomotives, an equivalent 2-cylinder "Pacific" was produced by mounting a smaller and lighter boiler on the standard 7MT chassis. The arrangement consisted of a modified Standard Class 7 boiler, with smaller steel cylinders and other modifications to save weight and hence increase route availability. The wider firebox, designed for use with cheaper imported coal, was also utilised to spread its weight evenly over the axles, whilst the standard smokebox completed the boiler, which at 225 lbf/in² was rated at a lower working pressure than that of the "Britannias". A single chimney was incorporated into the design, although this was to