Loud ZF! Mercedes Benz O500LE CNG 1896 ST 

1896 is a gas powered O500LE, and the third gear of this bus is just amazing! While not as loud in the first or second gears, the third gear really does ring in your ear! It is always good to see a rigid, especially a gas bus, on a peak hour 390x!
Mercedes Benz O500LE CNG Custom Coaches CB60 Evo 2
Transdev John Holland Port Botany Depot
1896 ST
Route 390x Outbound to Bondi Junction