The 1989 Wheatcroft Gold Cup was the sixth round of the 1989 World Sportscar Championship season.
It took place at Donington Park, United Kingdom on 3 September 1989.
Class winners in bold.
Cars failing to complete 75% of winner's distance marked as Not Classified (NC).
† – #201 Mazdaspeed and #181 Roy Baker Racing were not classified due to completing the final lap of the race at too slow of a pace.