Baler brand
Hesston Hay Balers
Specifications, bale size and pickup width, and used-buying guides for Hesston hay baler models. Choose a model for full specs and buying tips.
Hesston 4590
Approximately late 1980s into the mid-2000s (commonly cited; the same machine was also sold as the Case IH 8545 and continues as the Massey Ferguson 1839, so confirm exact production years with a Hesston/AGCO dealer or serial-number records).
Hesston 4790
Late 1990s into the mid-2000s (commonly cited around 1998-2006; individual units are documented as late as 2006, so confirm the exact model-year range with a dealer or serial-number lookup)
Confirm exact specifications with TractorData.com and serial-number records.