 Auction to include late model tractors, combines, sprayers, headers, and more. Bidding opens on Wednesday, July 10th at 8 a.m. Central and closes on Wednesday, July 17th at 10 a.m. Central. Don't miss out on the chance to bid on late model farm equipment at the Grand Island Late Model Equipment Auction. Again, bidding closes on Wednesday, July 17th at 10 a.m. Central. That's steffesgroup.com.