This mod adds all SCS Standard Trucks a 16 gear transmission Ecosplit a is composed of 8 solid transitions and each one overdrive Split.
Also incorporated is for all SCS Trucks a 18 transition Heavy Load transmission from the 8 solid transitions and each has 2 splits .
When 18 -speed gearbox transmission was worked by a model of a 18 gear Eaton Fuller.
The 16 -speed transmission has the lead on an 8 speed dual H circuit.
Adventitious I have the thrift ‘s sake , the automatic shift -down switched off when braking with the engine brake to avoid high rpm .
I wish you much fun with it.