Description
Restore the reliability and performance of your 3.0L Duramax engine with this brand new OEM GM rear main seal. Designed to meet factory specifications, this seal ensures a proper fit and long-lasting durability for both LM2 and LZ0 engine applications.
GM Part Number: 40009072
Interchange Superseded Part Numbers: 55506777, 55515617
Fitment: 3.0L Duramax LM2 & LZ0 2020-2025 Silverado/Sierra & 2021-2025 SUV’s
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