In a bold step toward global expansion, American Axle & Manufacturing Holdings Inc. on Wednesday announced that its shareholders have officially greenlit the $1.55 billion cash-and-stock acquisition of U.K. automotive engineering powerhouse Dowlais Group PLC. The vote marks a critical milestone in a transatlantic merger expected to reshape the future of powertrain technology.

The Detroit-based drivetrain giant, listed on the New York Stock Exchange, disclosed that all proposals tied to the acquisition passed during a shareholder meeting held Tuesday. Though further details were withheld, the approval moves the deal closer to the finish line—pending a vote by Dowlais shareholders set for July 22.

Strategic Merger Fueled by Global Reach and Tech Synergy

Originally announced in January, the merger is structured as a court-sanctioned scheme of arrangement under Part 26 of the U.K.’s Companies Act, with completion anticipated in the final quarter of 2025.

This acquisition aims to unite two formidable players in the automotive supply chain, combining their strengths across internal combustion, hybrid, and electric powertrain systems. The resulting entity is expected to clock $12 billion in annual revenue, backed by an expanded geographic footprint and a multi-segment market reach.

“This is more than just a merger—this is a redefinition of American Axle’s international ambitions,” said a source familiar with the matter.

Global Regulatory Clearances in Sight

American Axle confirmed that the U.S. antitrust waiting period under the Hart-Scott-Rodino Act has expired. Still, the deal hinges on competition approvals from regulators in the European Union, China, Brazil, and Mexico.

To solidify its international credentials, American Axle announced plans to launch a secondary listing on the London Stock Exchange, a move that will not be a condition for deal completion but symbolizes its commitment to long-term expansion in the U.K. and Europe.

Deal Terms: Premium Offer and Shareholder Control Split

Under the deal’s terms, Dowlais shareholders will receive:

• 0.0863 new American Axle shares

• 42 pence in cash

• Up to 2.8 pence in a final dividend from Dowlais

This structure values each Dowlais share at 85.2 pence, a 25% premium over the stock’s last closing price before the deal was announced. Shareholders will also have the flexibility of a mix-and-match option to tailor their share-cash ratio.

Once finalized, American Axle shareholders will hold 51% of the new group, while Dowlais investors will own 49%, creating a power-balanced merger between the two firms.

Legal Giants Steer the Cross-Border Megadeal

Legal counsel guiding the transaction includes:

• Allen Overy Shearman Sterling for American Axle

• Slaughter and May and Cravath Swaine & Moore LLP for Dowlais (U.K. and U.S. counsel respectively)

Neither American Axle nor Dowlais has issued public commentary in response to the shareholder vote, but with only regulatory and Dowlais shareholder approvals left on the checklist, the deal now appears more inevitable than speculative.

As the automotive sector hurtles toward electrification and digital transformation, this merger may serve as a blueprint for how legacy firms can scale, diversify, and survive—by merging muscle with momentum.