Pressure is mounting on two South Korean companies that are the world’s largest manufacturers of electric-vehicle batteries to ensure their U.S. legal dispute doesn’t disrupt automaker plans to electrify their fleets.

The best solution, especially for SK Innovation, is to reach a settlement soon,” said Han Seung-jae, an analyst at DB Securities Co. in Seoul. “Even though SK Innovation has said it could appeal, doing so would put them at more disadvantage and more pressure given that the appeal can only be made after the order takes effect.”