• Feb 25, 2026 manual eaton fuller rtlo 14918b its longevity and optimal performance. Fluid Changes Type of Fluid: Use high-quality gear oil, typically SAE 75W-90 or 80W-140, as specified by Eaton. Interval: Typically every 500,000 miles or as advised in the vehicle’s maintenance schedule. Procedure: Regularly check and replace BY Dominique Kemmer
