BMW Bearings & Bearing Spacers

Crankshaft Main Bearings BMW M20B20-23-25-27, M50B25, M52B20-25-28

Part Number: KGB-MB798AM025

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Main Bearings, AM-Series, Alecular Silicon, 0.25mm Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM025

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM05

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039AM075

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Main Bearing, AM-Series, Alecular Silicon, 0.25mm. Crankshaft Undersize, BMW, 1.8, 1.9L, Set of 5

Part Number: KGB-MB5578AM025

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Rod Bearings, AM-Series, Alecular Silicon. 1.00mm. Crankshaft Undersize, BMW, 2.0, 2.5, 2.8L, Set of 6

Part Number: KGB-CR6640AM10

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Main Bearings, XP-Series, Tri-metal, 0.25mm. Crankshaft Undersize, BMW, 2.5L, 2.7L, 2.8L, Set of 5

Part Number: KGB-MB7039XP025

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Main Bearings, XP-Series, Copper/Lead/Nickel, Standard Size, BMW, 2.5, 2.7, 2.8L, Set of 5

Part Number: KGB-MB7039XPSTDX

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Rod Bearings, King XP-Series Rod Bearings, .001 in., .026 mm Crankshaft Undersize, Tri-Metal, BMW, Sold as a Set of 4

Part Number: KGB-CR4596XP026

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Main Bearings, King SI-Series Main Bearings, .010 in., .25 mm Crankshaft Undersize, Bi-Metal, BMW, Sold as a Set of 5

Part Number: KGB-MB5784SI025

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Main Bearings, King CA-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, BMW, Sold as a Set of 5

Part Number: KGB-MB5803CA05

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Main Bearings, King SM-Series Main Bearings, Stock Size, Bi-Metal, BMW, Toyota, Sold as a Set of 7

Part Number: KGB-MB7779SM

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Main Bearings, King SM-Series Main Bearings, .020 in., .50 mm Crankshaft Undersize, Bi-Metal, BMW, Toyota, Sold as a Set of 7

Part Number: KGB-MB7779SM05

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Rod Bearings, AM-Series, Alecular Silicon, 0.25mm, Crankshaft Undersize, BMW, 2.8, 3.2, 3.5L, Set of 6

Part Number: KGB-CR6609AM025

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Main Bearings, AM-Series, Alecular Silicon, 0.50mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7

Part Number: KGB-MB770AM05

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Main Bearings, AM-Series, Alecular Silicon, 0.75mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7

Part Number: KGB-MB770AM075

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Main Bearings, AM-Series, Alecular Silicon, 1.00mm Crankshaft Undersize, BMW, 2.8L, 3.2L, Set of 7

Part Number: KGB-MB770AM10

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Connecting Rod Bearing, BMW S54B32 3.2L Performance Coated Race bearings, Tri-metal (pMaxKote), Coated

Part Number: KGB-S0016

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Main Bearings, King XP-Series Main Bearings, .001 in., .026 mm Crankshaft Undersize, Tri-Metal, BMW, Sold as a Set of 5

Part Number: KGB-MB5803XP026

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Main Bearings, King XP-Series Main Bearings, Stock Size, Tri-Metal, BMW, Sold as a Set of 5

Part Number: KGB-MB5803XP

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Main Bearing, BMW S65B40A Performance Race bearings, Tri-metal (pMaxBlack)

Part Number: KGB-MB5803XPSTDX

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Rod Bearings, SV-Series, Tri-Metal, Standard Size, BMW, Pair

Part Number: KGB-CR224SV

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Rod Bearing, XP-Series, Copper/Lead/Nickel, Standard Size, BMW, 1.8, 1.9L, Set of 4

Part Number: KGB-CR4042XP

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

Part Number: KGB-MB5803CA

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Rod Bearings, King XP-Series Rod Bearings, .001 in., .026 mm Crankshaft Undersize, Tri-Metal, BMW, Sold as a Set of 6

Part Number: KGB-CR6877XP026

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