For North America, a version called the FE6 was introduced in 1986. There was also a heavier duty seven-litre version called the FE7 - this combines the narrow FL6 cabin with the engine of the FL7. Aside from Volvo's own engines, Caterpillar's 6.6 litre 3116 engine was also offered at a lower price.
In North America, a FE6 version of the vehicle was introduced in 1986. A heavier-duty seven-liter model called the FE7 was also available, combining the FL6 cabin with the engine from the FL7.  Caterpillar's 6.6-liter 3116 engine was an alternative option at a lower cost.