


Add the fresh oil through the 12 o’clock opening until it begins to run out the 3 o’clock (or 9 o’clock) opening.When you are ready to add the fresh oil, arrange the final drive so that the openings are in the 12 o’clock and 3 o’clock (or 9 o’clock) position.The presence of metal flakes in the oil is indicative of a problem inside the gear hub. As the oil is drained out, make sure there are no metallic parts in the oil.How far you loosen the top plug will at least initially affect how fast the oil drains out. It’s best to remove the bottom plug first, then slowly remove the top plug. The 3 o’clock (or 9 o’clock) opening is for venting while the 6 o’clock opening will allow the oil to drain out. You may need to strike the plugs with a hammer to loosen them in order to remove them. As before, clean out any debris from around the plugs.Arrange the final drive so that the plugs are in the 3 o’clock (or 9 o’clock) and the 6 o’clock position.If you are going to drain the oil, it’s best to do so while the oil is warm because that will make it much easier to drain (the oil is very viscous).Gear oil, also known as gear lube in your travel drive or final motor. Now let’s talk about how to change out the Once you have finished topping off the oil, replace both plugs.If the oil is low, then you need to add additional oil through the 12 o’clock opening until it begins to run out at the 3 o’clock (or 9 o’clock) opening.If the drive has sufficient oil, the oil will be level with the 3 o’clock (or 9 o’clock) opening, with just a small amount draining out.Remove both plugs for venting purposes.You may need to strike the plugs with a hammer to loosen them.

