This is the Michelin e.Primacy ST VOL, an efficiency-focused summer touring tyre in a Volvo-approved specification.
- VOL: Volvo homologation, not Tesla-specific.
- 98 load index: 750 kg per tyre under specified conditions.
- W speed rating: up to 270 km/h.
- XL: Extra Load construction.
- Acoustic: not listed for this version.
- Runflat: no.
- ST: part of the variant name; I haven’t verified Michelin’s exact definition.
The exact version is listed under product code 995827.