Bonfig Gearbox Seal Ring

Bonfig Gearbox Seal Ring

This is a replacement main seal ring for Bonfiglioli planetary gearboxes commonly found on concrete mixer trucks. The seal is a critical component for maintaining the gearbox's performance by preventing oil leakage and protecting the internal gears and bearings from contaminants like dust, water, and cement residue. Regular replacement of this seal during maintenance can prevent costly downtime and extend the operational life of the gearbox.

Key Features

• Designed as a direct replacement for Bonfiglioli gearbox components.
• Prevents oil leakage and contamination.
• Protects internal gearbox components from abrasive construction site environments.
• Engineered for the high-torque and heavy-duty cycles of concrete transit mixers.

Fits These Mixers

ZF, Rex, PMP, Challenge, Bonfiglioli. Fits Bonfiglioli gearboxes on concrete transit mixer trucks. The Bonfiglioli 500 Series, including models 575L, 577L, and 580L, are the standard and most common gearboxes for this application.

Product descriptions are drafted with automated tools and reviewed as time allows. While we work to keep them accurate, specifications and fitment should be confirmed with a Customer Service specialist at 800-745-3414 before purchase. Found an error? Let us know and we’ll fix it.