Subaru's Chris Atkinson
was also classified thanks to the SupeRally, despite having to sit out the final day due to an internal engine problem. He picked up two manufacturers' points as a result.
As for the retirees, in addition to Gronholm, fellow 'works' runners, Xavier Pons and Manfred Stohl both failed to get to the end.
Like Gronholm, they had offs which forced them out. Pons went out in the same test as Gronholm, SS4, while Stohl crashed out on Saturday in SS13.
A number of other notable drivers' went out too, including multiple Irish Tarmac champion, Eugene Donnelly, who was sidelined with mechanical issues on day 1, as well as Kris Meeke, Andrew Nesbitt, Gareth Jones, Ray Breen and Tim McNulty.
The FIA World Rally Championship now heads to Wales for the season finale in two weeks time, which runs from November 30 to December 2.