The Timken® UNIPAC™ is a two-row tapered roller bearing package fitted with advanced seals and lubricated with the latest in premium multi-purpose grease. UNIPAC is used in medium and heavy truck applications where weight reduction is essential.

Size range:

Standard bore sizes are 68mm, 78mm, 82mm and 90mm. Other sizes available upon request.

Design Attributes:

  • Pre-set, pre-sealed and pre-lubricated bearing package eliminates the need for manual bearing adjustment and features fewer components, simplifying installation and maintenance.
  • Features a reduced bearing setting range for increased bearing and system life.
  • Design optimizes weight and packaging for high power density – greater performance in a smaller package.
  • Additional design options include through hardened or case carburized steel, standard or super-sealed grease and oil lubrication.


  • Medium and heavy truck wheels
  • Trailers