DETROIT, Reuters Ford Motor on Thursday withdrew its fullyear results forecast due to uncertainty over the pending ratification of its deal with the United Auto Workers UAW union, and warned of continued pressure on electric vehicles, sending shares of the company down more than 4 afterhours.

The union and Ford on Wednesday reached a tentative agreement that included a 25 wage hike for 57,000 workers over 412 years, ending a strike at some of the automaker39;s biggest factories.

Ford expects the new contract will add 850 to 900 in labor cost pervehicle, Chief Financial Officer John Lawler said in a briefing on Thursday.

The concessions made by the company are significant, said CFRA research analyst Garrett Nelson in an investor note on Thursday. They will weigh on margins and affect its competitiveness relative to Tesla and other nonunion automakers.

Ford39;s increasing concern about cooling EV demand follows a decision by rival General Motors earlier this week to postpone a 4 billion electric truck plant in Michigan.

Lawler reiterated that Ford will delay some of its planned multibilliondollar investment in new EV and battery production capacity, citing tremendous downward pressure on prices.

Ford lost an estimated 36,000 on each of the 36,000 electric vehicles it delivered to dealers in the quarter even more than its estimated 32,350 loss per EV in the second quarter.

During Ford39;s secondquarter earnings briefing in July, Chief Executive Officer Jim Farley…