McLaren confirm huge upgrade package for Canadian GP as Mercedes fight looms

McLaren will introduce extensive upgrades across seven areas of the MCL40 for this weekend's Canadian Grand Prix, continuing an aggressive development push that began in Miami. The team confirmed new components spanning the floor, chassis, front and rear wings, bodywork, halo and roll hoop for Circuit Gilles-Villeneuve, with the rear wing believed to be McLaren's take on the "Macarena" wing concept.

Why it matters:

The upgrade battle between McLaren and Mercedes is intensifying. Mercedes deliberately held back its first major package until Canada, while McLaren now brings its second big step in six races. The performance swing from Montreal could prove decisive in the constructors' championship, where Mercedes leads McLaren by 86 points.

The details:

• Seven new areas: Floor, chassis, front and rear wings, bodywork, halo and roll hoop – matching the scope of the Miami update.
• Rear wing innovation: The new rear wing design mirrors the Ferrari-inspired "Macarena" concept, aimed at reducing drag and improving DRS efficiency.
• Recent form: McLaren scored a sprint 1-2 in Miami, with Lando Norris and Oscar Piastri finishing second and third in the grand prix behind Mercedes' Kimi Antonelli.
• Championship picture: McLaren sits third in the standings with 94 points, 16 behind Ferrari and 86 adrift of Mercedes. Team principal Andrea Stella estimated Mercedes held a two-tenths-per-lap advantage in Miami.

What's next:

Both teams are now deploying major upgrades in Canada, setting up a critical head-to-head. If McLaren's package delivers a significant step, it could tighten the title fight. If Mercedes' own developments maintain or extend their edge, the Silver Arrows may solidify their lead. The outcome in Montreal will offer the clearest signal yet of the competitive order heading into the European summer.