The oil in your differential should be changed every 30,000 to 50,000 miles, unless your owner’s manual states otherwise. Over time, the differential output seal can leak and allow fluid to escape. When this happens, the differential will not be lubricated so the bearings and gears can overheat.
How long should a rear differential seal last?
Rear axle seals last a pretty long time. To be more specific, rear axle seals usually last between 50K and 100K miles.
How much does it cost to replace a differential seal?
Differential output seal replacement costs range from $258 and $314. The part itself is only $46, while labor cost ranges from $212 and $268. Your vehicle's differential outputs seal is responsible for preventing any oil leaks from the differential.
When should a differential gasket be replaced?
The lubrication comes from the differential/gear oil. Every time you replace the fluid or it is changed, the rear differential gasket is changed as well to ensure it is properly sealed. The oil in the in the differential should be changed about every 30,000 to 50,000 miles, unless your owner's manual states otherwise.
Related Question How long do differential seals last?
What do you use to seal a diff?
What is a differential seal?
The differential output seals are the seals located at the output shafts of a vehicle's differential. They usually seal the axle shafts against the differential and prevent fluid from leaking out of the differential as it operates.
Do I need gasket sealer for rear differential?
Don't need to, but it can't hurt. I've done both with the dry toy gasket and with just RTV.
How much does it cost to replace a rear pinion seal?
Pinion Seal Replacement Cost - RepairPal Estimate. Labor costs are estimated between $170 and $214 while parts are priced between $60 and $62. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.
How can you tell if the differential is bad?
How long is gear oil good for?
Although the intervals between axle oil changes can be stretched as long as 50,000 miles in some cases, under severe use (such as towing heavy), it's a good idea to change your gear oil every 15,000 to 20,000 miles. Why Not 3,000 to 5,000 Miles?
Why is my rear pinion seal leaking?
Like any part of a vehicle, the pinion seal, specifically the rubber on it, will wear down after some time. As the rubber on the pinion seal wears down, the pinion seal's functionality is affected. It starts becoming less and less effective and cause leakages.