VIDEO - Testing Process Overview
The Palmer Johnson testing process is an important part of of the services that we provide to our customers. The test procedure is used by all of our service technicians at all of our branches across the country. This multi-step test procedure is used for power shift transmissions and torque converters. These OEM units can be from, but are not limited to, ZF, Twin Disc, and Dana. Watch Mike Herms, Technical Support Manager, discuss the Palmer Johnson testing process:
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Twin Disc Discontinues RO PTO Line: Affected Models, Timeline, and What to Do Next
Twin Disc has discontinued the RO PTO product family effective January 2026. Learn which RO models are impacted, what replacement options exist, and how end-of-life support works.


