Flexible power transmission couplings usually accommodate a specific distance between the shaft ends of the machines they connect. But an expandable coupling lets the distance ...

This article takes a quick look at coupling basics and the differences between the various types of flexible options.

Ford said the issue will not affect Transits with fewer than 30,000 miles on them, or vans that have had a driveshaft or driveshaft flexible coupling replaced within the last 30,000 miles.