# ISO 4251-2:1980/Add 1:1981 — Withdrawn and superseded ISO standards For ISO 4251-2:1980/Add 1:1981, item title is Tyres and rims (existing series) for agricultural tractors and machines — Part 2: Tyre load ratings — Addendum 1; status code is 9599; successor is ISO 4251-2:1984; withdrawn / published date is 1981-11-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 4251-2:1980/Add 1:1981 _(verified: appears in the quote below)_ - **Item title:** Tyres and rims (existing series) for agricultural tractors and machines — Part 2: Tyre load ratings — Addendum 1 _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 4251-2:1984 - **Withdrawn / published date:** 1981-11-01 _(verified: appears in the quote below)_ ## What the source says > 10069,IS,Add,ISO 4251-2:1980/Add 1:1981,Tyres and rims (existing series) for agricultural tractors and machines — Part 2: Tyre load ratings — Addendum 1,Pneus et jantes (séries existantes) pour tracteurs et machines agricoles — Partie 2: Capacités de charge des pneumatiques — Additif 1,1981-11-01,1,['83.160.30'],ISO/TC 31,9599,,[10067],['en'],1, ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).