(18 Nov 2020, 4:11 pm)GNE6312 wrote Why Is 6377 being trialed on the, X9/X10 they're, coaches now so seams pointless putting regular buses on them purposely.
It's a hard run and they'll be able to evaluate a range of things such as fuel economy and the mechanics.
I wouldn't say its to test the route for vehicle suitability.
It also gives them a chance to do routine or scheduled maintenance on the vehicles currently allocated.