Class 8 orders in December were the second-weakest of the year. Production remained constrained by a bedeviling supply chain, which continued to make truck makers very careful about adding new orders to the pipeline, ACT Research reported. Preliminary net orders were 22,800, according to ACT, which will revise the net total when truck makers release the final adjusted figures. However, as was noted repeatedly in 2021, amid strong freight demand and robust rates, fleets have been and remain ready to order many more trucks \u2014 if they become available.\nLearn more about your ad choices. Visit podcastchoices.com/adchoices