3 Steps to Filling a Hub with Oil
Filling a Hub with Oil on a trailer is easy and can be completed in 3 easy steps.
Watch Larry Anders demonstrate How to Fill a Hub with Oil on a Semi-Trailer.
[More DIY Trailer Repair Tips]
FIRST: Check the oil level.
STEP #1: Remove the drain plug.
STEP #2: Add the oil.
STEP #3: Install drain plug.