# ISO 8755:1986 — Withdrawn and superseded ISO standards For ISO 8755:1986, item title is Commercial road vehicles — Mechanical connections between towing vehicles and trailers — 40 mm drawbar coupling; status code is 9599; successor is ISO 8755:2001 | ISO/WD 8755; withdrawn / published date is 1986-12-18, recorded from its source on 2026-08-05. - **Identifier:** ISO 8755:1986 _(verified: appears in the quote below)_ - **Item title:** Commercial road vehicles — Mechanical connections between towing vehicles and trailers — 40 mm drawbar coupling _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 8755:2001 | ISO/WD 8755 - **Withdrawn / published date:** 1986-12-18 _(verified: appears in the quote below)_ ## What the source says > 16164,IS,,ISO 8755:1986,Commercial road vehicles — Mechanical connections between towing vehicles and trailers — 40 mm drawbar coupling,Véhicules routiers utilitaires — Liaisons mécaniques entre véhicules tracteurs et remorques — Dispositifs d'attelage de 40 mm,1986-12-18,1,['43.040.70'],ISO/TC 22,9599,,"[30353,20556]","['en','fr']",5,"
Specifies the essential dimensions of a 40 mm drawbar coupling and a 40 mm drawbar eye to permit interchangeability between towing vehicles and trailers equipped with these connections. These connections are not interchangeable with the 50 mm couplings specified in ISO 1102. Applies to connections designed for commercial vehicles and trailers, the maximum t ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).