King Engine Bearings MB7779MCSTDX B58 Main Bearing Set, Size STDX

King Engine Bearings Toyota Supra B58 Main Bearing Set - Size STDX

The King Engine Bearings MB7779MCSTDX Main Bearing Set is designed for B58 six-cylinder engine applications, including the Toyota Supra and select BMW models. This Size STDX bearing set is engineered to support dependable crankshaft operation in performance-oriented and replacement engine builds.

King Engine Bearings applies precision manufacturing and advanced bearing technology to help maintain consistent oil control, reduce friction, and support long-term durability. The set is suitable for properly prepared engines requiring the STDX bearing specification. Always verify crankshaft journal measurements, bearing clearances, and engine application details before installation.

Application coverage includes the 2016 BMW 340i, 340i xDrive, and 740i; 2017 BMW 340i, 340i xDrive, 740i xDrive, M240i, M240i xDrive, 340i GT xDrive, and 440i. This King Engine Bearings main bearing set is intended for automotive use and is supplied as one complete set. Professional installation and adherence to the engine manufacturer’s service procedures are recommended.

What's Included

• One King Engine Bearings MB7779MCSTDX B58 main bearing set

Features:

• B58 Engine Compatibility: Designed for Toyota Supra B58 and select BMW B58 engine applications.
• STDX Bearing Size: Manufactured for engines requiring the Size STDX main bearing specification.
• Precision Oil Control: Engineered to help maintain consistent lubrication across the crankshaft journals.
• Durable Performance: Supports reliable operation in replacement, rebuilt, and performance-oriented engine applications.

Fitments:
2016 BMW 340i Base
2016 BMW 340i xDrive Base
2016 BMW 740i Base
2017 BMW 340i Base
2017 BMW 340i GT xDrive Base
2017 BMW 340i xDrive Base
2017 BMW 440i Base
2017 BMW 440i Gran Coupe Base
2017 BMW 440i xDrive Base
2017 BMW 440i xDrive Gran Coupe Base
2017 BMW 540i Base
2017 BMW 540i xDrive Base
2017 BMW 740i Base
2017 BMW 740i xDrive Base
2017 BMW M240i Base
2017 BMW M240i xDrive Base
2018 BMW 340i Base
2018 BMW 340i GT xDrive Base
2018 BMW 340i xDrive Base
2018 BMW 440i Base
2018 BMW 440i Gran Coupe Base
2018 BMW 440i xDrive Base
2018 BMW 440i xDrive Gran Coupe Base
2018 BMW 540i Base
2018 BMW 540i xDrive Base
2018 BMW 640i xDrive Gran Turismo Base
2018 BMW 740i Base
2018 BMW 740i xDrive Base
2018 BMW M240i Base
2018 BMW M240i xDrive Base
2018 BMW X3 M40i
2019 BMW 340i GT xDrive Base
2019 BMW 440i Base
2019 BMW 440i Gran Coupe Base
2019 BMW 440i xDrive Base
2019 BMW 440i xDrive Gran Coupe Base
2019 BMW 540i Base
2019 BMW 540i xDrive Base
2019 BMW 640i xDrive Gran Turismo Base
2019 BMW 740i Base
2019 BMW 740i xDrive Base
2019 BMW M240i Base
2019 BMW M240i xDrive Base
2019 BMW X3 M40i
2019 BMW X4 M40i
2019 BMW X5 xDrive40i
2019 BMW X7 xDrive40i
2020 BMW 440i Base
2020 BMW 440i Gran Coupe Base
2020 BMW 440i xDrive Base
2020 BMW 440i xDrive Gran Coupe Base
2020 BMW 540i Base
2020 BMW 540i xDrive Base
2020 BMW 740i Base
2020 BMW 740i xDrive Base
2020 BMW 745e xDrive Base
2020 BMW 840i Base
2020 BMW 840i Gran Coupe Base
2020 BMW 840i xDrive Base
2020 BMW 840i xDrive Gran Coupe Base
2020 BMW M240i Base
2020 BMW M240i xDrive Base
2020 BMW X5 sDrive40i
2020 BMW X5 xDrive40i
2020 BMW X6 sDrive40i
2020 BMW X6 xDrive40i
2020 BMW X7 xDrive40i
2021 BMW 540i Base
2021 BMW 540i xDrive Base
2021 BMW 740i Base
2021 BMW 740i xDrive Base
2021 BMW 745e xDrive Base
2021 BMW 840i Base
2021 BMW 840i Gran Coupe Base
2021 BMW 840i xDrive Base
2021 BMW 840i xDrive Gran Coupe Base
2021 BMW M240i Base
2021 BMW M240i xDrive Base
2021 BMW X5 sDrive40i
2021 BMW X5 xDrive40i
2021 BMW X6 sDrive40i
2021 BMW X6 xDrive40i
2021 BMW X7 xDrive40i
2022 BMW 540i Base
2022 BMW 540i xDrive Base
2022 BMW 740i Base
2022 BMW 740i xDrive Base
2022 BMW 745e xDrive Base
2022 BMW 840i Base
2022 BMW 840i Gran Coupe Base
2022 BMW 840i xDrive Base
2022 BMW 840i xDrive Gran Coupe Base
2022 BMW X5 sDrive40i
2022 BMW X5 xDrive40i
2022 BMW X6 xDrive40i
2022 BMW X7 xDrive40i
2023 BMW 540i Base
2023 BMW 540i xDrive Base
2023 BMW 840i Base
2023 BMW 840i Gran Coupe Base
2023 BMW 840i xDrive Base
2023 BMW 840i xDrive Gran Coupe Base
2023 BMW X5 sDrive40i
2023 BMW X5 xDrive40i
2023 BMW X6 xDrive40i
2024 BMW 840i Base
2024 BMW 840i Gran Coupe Base
2024 BMW 840i xDrive Base
2024 BMW 840i xDrive Gran Coupe Base
2025 BMW 840i Base
2025 BMW 840i Gran Coupe Base
2025 BMW 840i xDrive Base
2025 BMW 840i xDrive Gran Coupe Base
2026 BMW 840i Base
2026 BMW 840i Gran Coupe Base
2026 BMW 840i xDrive Base
2026 BMW 840i xDrive Gran Coupe Base

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1