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King Engine Bearings

King SM-Series Main Bearings

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For high load and performance applications, King SM-Series main bearings are the strongest aluminum-based material offered by King. The alloy is strengthened by the addition of manganese and chromium. SM-Series crankshaft main bearings feature a traditional steel-backing, aluminum bonding layer, and the aluminum bearing alloy. They are available for a wide variety of vehicle and engine applications.

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King SM-Series Main Bearings MB5778SM

King SM-Series Main Bearings MB5778SM

King SM-Series Main Bearings MB5778SM

Main Bearings, King SM-Series Main Bearings, Stock Size, Bi-Metal, Audi, Sold as a Set of 5

Part Number: KGB-MB5778SM

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

King SM-Series Main Bearings MB5779SM

King SM-Series Main Bearings MB5779SM

King SM-Series Main Bearings MB5779SM

Main Bearings, King SI-Series Main Bearings, Stock Size, Bi-Metal, Audi, Sold as a Set of 5

Part Number: KGB-MB5779SM

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

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