Mahindra Racing has confirmed an unchanged line-up of Pascal Wehrlein and Jerome d'Ambrosio for the 2019-20 Formula E season.

Ex-Sauber and Manor Formula 1 driver Wehrlein impressed through his debut season with Mahindra in '18-19, and will continue in the second year of his contract.

D'Ambrosio also returns for a second campaign with the team, having scored its only victory of last season in Marrakesh.

"I am thrilled Jerome and Pascal will both return to the team for season six," said Mahindra team principal Dilbagh Gill. "Last season was one of the most challenging seasons in Formula E history in terms of competition but we believe we have one of the strongest driver line-ups on the grid to help us achieve our championship ambitions."

Mahindra also announced German technology giant ZF as its new powertrain partner ahead of the upcoming season. The company previously worked with Venturi, and will be "supporting Mahindra Racing’s season six campaign with chassis development work, shock absorber provision and engineering services" through the 19-20 campaign.

"Work is already underway for the design and manufacture of the electric driveline for the 2020-21 season. In addition to the electric motor, development includes both single-gear, highly efficient transmission and the matching power electronics," as per the team.

"I am delighted to welcome ZF to the Mahindra Racing family," said Gill. "We now have one of the most successful global players in the field of e-mobility at our side. We were highly impressed by the performance of the ZF driveline in the most recent Formula E season and together we will be even better positioned to continue celebrating success."

The new Formula E season gets underway on November 22 in Riyadh, Saudi Arabia.