1. I have an aggravating whine coming from my gearbox every time I decelerate in fourth gear.

2. A Countershaft transmission comprising: a first shaft having first and second gears connected to rotate; a second shaft having a third gear rotatable and fourth and fifth gears freely rotatably mounted in intermeshing engagement with the first and second gears respectively; an idler sixth gear in intermeshing engagement with the fourth gear; a