BRIDGESTONE summer tyres 305/40 R20

XL XL (Extra Load) XL (Extra Load) — reinforced for ~11% higher load than standard. Read more → N0 N0/N1/N2 (Porsche) N0/N1/N2 — Porsche homologation (number indicates iteration). Read more → C Fuel efficiency (A–E) Rolling resistance class A (best) to E. Difference between classes — up to 9% in fuel consumption. B Wet grip (A–E) Wet braking distance. Class A — shortest, E — longest. The difference can reach 30%. B|73dB Noise level (dB) External rolling noise in decibels. Lower number means quieter tire.

XL XL (Extra Load) XL (Extra Load) — reinforced for ~11% higher load than standard. Read more → * Homologation (OE) Manufacturer homologation — tire specifically approved by the vehicle manufacturer. Read more → RG Homologation (OE) Manufacturer homologation — tire specifically approved by the vehicle manufacturer. Read more → RFT RFT (Run Flat) Run-Flat — reinforced sidewalls allow driving up to 80 km (at up to 80 km/h) after a puncture. Read more → B Fuel efficiency (A–E) Rolling resistance class A (best) to E. Difference between classes — up to 9% in fuel consumption. B Wet grip (A–E) Wet braking distance. Class A — shortest, E — longest. The difference can reach 30%. B|74dB Noise level (dB) External rolling noise in decibels. Lower number means quieter tire. RFT (Run Flat) Run-Flat — reinforced sidewalls allow driving up to 80 km (at up to 80 km/h) after a puncture. Read more →

XL XL (Extra Load) XL (Extra Load) — reinforced for ~11% higher load than standard. Read more → C Fuel efficiency (A–E) Rolling resistance class A (best) to E. Difference between classes — up to 9% in fuel consumption. B Wet grip (A–E) Wet braking distance. Class A — shortest, E — longest. The difference can reach 30%. B|73dB Noise level (dB) External rolling noise in decibels. Lower number means quieter tire.