Rear Main Seal Replacement Cost for Mazda CX-3

Rear Main Seal Replacement Estimate (National Average)

Validated estimate range for national average.

The average cost for a Rear Main Seal Replacement is between $1068 and $1410. Labor costs are estimated between $1047 and $1321 while parts are priced between $21 and $89. Get a personalized estimate based on your location and specific car. Estimate does not include taxes and fees.

Parts & Labor Breakdown
Labor: $1047 - $1321
Parts: $21 - $89
Estimate does not include taxes and fees.
Best Practices

Replacement of the rear main seal requires removal of the transmission. Due to this labor intensive job, shops will often suggest having the rear main seal replaced anytime the transmission is removed.

The rear main seal may also be referred to as the "rear crankshaft seal."

Common Symptoms

When a Mazda CX-3 rear main seal leaks, engine oil will often be found dripping from between the engine and the transmission.

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