With Red Bull dominating the Formula 1 season, having scooped three victories out of three races, teams have come to Baku with upgrade packages in a bid to get back in the title fight.
Mercedes team principal Toto Wolff delivered on his promise to introduce updates to the W14, implementing a new rear wing endplate, rear corner, rear suspension and front corner.
The rear wing endplate has been changed on the W14 to try and reduce drag, the front corner has seen an increase duct exit area, the rear corner has a lower deflector endplate trim and the rear suspension has seen the engineers reprofile the lower wishbone outboard fairing.
McLaren is similarly looking to get back on track in 2023, having underperformed in the opening races, bringing a substantial package to the race weekend that gives them a baseline to work from.
Want to work in Formula 1? Browse the latest F1 job vacancies
The Papaya outfit has brought in a new floor geometry, two changes to the rear wing, with new flap trims and lower drag, and three alterations to their beam wing.
Ferrari made one change to their car by adding a new rear wing for the circuit, which is aimed at providing a lower downforce top rear wing design.
Alpine introduced a completely new floor, revised angle of incident of the front top wishbone on the front suspension, revised suspension leg fairings and rear brake drum flick on the rear suspension, a new rear wing with revised top rear wing mainplane and a new front wing.
Alfa Romeo updated its rear wing, beam wing and front wing, seeking to make the car more efficient around the fast-paced street circuit.
After nearly bagging a podium in Australia, Haas has brought in a rear wing specifically designed for the Azerbaijan circuit to generate less drag.
With three consecutive podiums under their belt, Aston Martin has implemented a new rear wing that has smaller upper elements.
AlphaTauri has struggled to get off the ground this season, with a new front wing flag, engine cover designed to improve cooling, a rear wing change to reduce downforce, two beam wing alterations to generate less drag and a new rear corner to increase brake disc cooling.
READ: Max Verstappen lashes out at Red Bull in Azerbaijan
After suffering a disappointing early end to the Australian Grand Prix, Williams have gone for two small changes, altering the beam wing and nose.
Red Bull aren’t letting their rivals get a head start though, bringing forward their own package of upgrades, including a updated floor edge and floor fences.
Among the updates on the RB19 are the sidepod inlet, with a wider span and reduced height, the engine cover, changing the sidepod inlet geometry, the floor edge, making minor revisions to the edge and wing, the floor fences have been given a top edge profile and the rear corner now has a single winglet.