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Polestar Confirms Polestar 4 SUV With September 2 Global Sales Start

The company will use the existing SEA1 platform to add a taller roof and more cargo space for buyers seeking greater practicality.

Overview

  • Polestar confirmed Tuesday that global sales of the Polestar 4 SUV begin on September 2, 2026, and said deliveries are expected to start before the end of the year.
  • The company published technical highlights saying rear-motor versions can achieve up to 630 km WLTP range and dual-motor variants produce about 544 hp (400 kW).
  • Polestar says the SUV inherits the MY27 coupé’s recalibrated chassis and suspension changes, including new spring rates, high-capacity dampers, revised anti-roll bar settings, and a retuned steering tune meant to improve ride control and agility.
  • Production will take place in Busan, South Korea, and Polestar confirmed the SUV uses a conventional rear window and a 400V electrical architecture rather than higher-voltage systems.
  • Polestar frames the body-style extension as a commercial move to broaden appeal without a new nameplate by leveraging the SEA1 platform shared with sister brands, a step that will change sourcing for markets such as Australia and offer customers a more practical alternative to the coupé.