Doc 3 - Competition Notes - Pirelli Preview

2026 CANADIAN GRAND PRIX 22 - 24 May 2026 The FIA Formula 1 Race Director From The FIA Formula 1 Race Director To All Teams, All Officials Document 3 Date 20 May 2026 Time 15:29 Title Pirelli Preview Description Pirelli Preview - Issue A Enclosed 26R05MTL Preview - Issue A.pdf Rui Marques Pstartf: Pstartr: T: Teams are kindly reminded that the following will be subject to FIA checks during the event: • Starting pressures • Cold pressures (according to the cold pressure cooling curves) • Re-heat pressures • EOS Camber • Maximum tyre temperatures and times in blankets • Tyre swapping • Not permitted to switch tyres from their originally allocated position. • Do not subject tyres to large deformation or heavy impact. • Do not leave fitted tyres exposed at an air temperature lower than 10°C and/or any excessive UV emission. • Revised prescriptions could be issued during the race weekend in accordance with FIA-F1-DOC-062. • Cut-off time for fitting tyres at an event on sunday morning: 4 hours prior to the race start • Heating time temperature limits apply to the actual tyre surface temperature measured with the IR gun as detailed in the FIA-F1-DOC-062. • BLANKET HEATING TIME for each temperature range to be counted from the moment the blanket control unit is set to reach its targeted temperature within its correspondent interval • Cold pressure cooling curve temperature limits apply to the average of 5 TPMS spots as detailed in FIA-F1-DOC-062. Maximum heating times and temperatures (tread & sidewall) Grand Prix of Canada 22/05-24/05/2026 (26R05MTL) In agreement with the FIA and in accordance with Article B6.1.3 a) of the F1 Sporting Regulations, this document contains the prescriptions for the operation of tyres during the following event. Issue ADocument version 5 Cold Pressure Cooling Curve Minimum starting pressure on the front axle [psi] Minimum starting pressure on the rear axle [psi] Tyre temperature [°C] Pressures & camber Prear = (T - 70) ∙ 0.127+ Pstartr Pfront = (T - 70) ∙ 0.126 + Pstartf FL FR RL RR C1W C2W C3W C4W D1Y D2Y D3Y D4Y E1R E2R E3R E4R ME1 ME2 ME3 ME4 WE1 WE2 WE3 WE4 Compound C4 C3 C5 Intermediate Wet Q3 tyre C5 Mandatory race tyres C3 C4 10 12 14 16 18 20 22 24 26 28 30 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Pressure [psi] Temperature [°C] Front pressure Rear pressure max. 2h • Temperatures refer to tyre tread and side wall temperatures, not blanket or controller set- point temperatures. • Tyres may only be heated prior to the session in which they are intended to be used. • The temperatures apply at all times during the event. max. 2h max. 2h Temperature Slicks Intermediate Wet 0°C 70°C 40°C Compounds Prescriptions Tyre Notes General Notes Circuit Layout Minimum starting pressure Expected stabilized running pressure Camber limit Minimum starting pressure Expected stabilized running pressure Camber limit Minimum starting pressure Expected stabilized running pressure Camber limit Front 25.5 psi ≥ 26.0 psi -3.25° 26.5 psi ≥ 27.0 psi -3.5° 23.0 psi ≥ 27.0 psi -3.5° Rear 26.0 psi ≥ 26.5 psi -2.0° 27.0 psi ≥ 27.5 psi -2.5° 23.0 psi ≥ 27.5 psi -2.5° Intermediates Wets Slicks FL FR RL RR C1W C2W C3W C4W D1Y D2Y D3Y D4Y E1R E2R E3R E4R ME1 ME2 ME3 ME4 WE1 WE2 WE3 WE4 Compound C4 C3 C5 Intermediate Wet Minimum starting pressure Expected stabilized running pressure Camber limit Minimum starting pressure Expected stabilized running pressure Camber limit Minimum starting pressure Expected stabilized running pressure Camber limit Front 25.5 psi ≥ 26.0 psi -3.25° 26.5 psi ≥ 27.0 psi -3.5° 23.0 psi ≥ 27.0 psi -3.5° Rear 26.0 psi ≥ 26.5 psi -2.0° 27.0 psi ≥ 27.5 psi -2.5° 23.0 psi ≥ 27.5 psi -2.5° Intermediates Wets Slicks