ACL Main Bearing Set Standard Size for BMW N54/N55/S55B30 3.0L

Maintain smooth, reliable crankshaft support with the ACL Main Bearing Set in Standard Size, designed for BMW N54 / N55 / S55B30 3.0L engines. Whether you’re refreshing a tired bottom end or assembling an engine for dependable street performance, these bearings are built to deliver consistent oil clearance and durability under demanding conditions.

Key Features

• Standard size specification: Intended for engines requiring OEM standard main bearing sizing.
• Precision engineered: Manufactured to tight tolerances for accurate fitment and consistent performance.
• Durable construction: Designed to handle high-load, high-heat operating environments.
• Complete main set: Suitable for a full main bearing service during rebuild or replacement.

Vehicle Fitment

BMW engines: N54 / N55 / S55B30 3.0L

Fitment disclaimer: Check your vehicle details before ordering.

Benefits

• Protects your crank and block: Helps reduce wear and maintain proper bearing surfaces.
• Supports stable oil clearances: Assists in maintaining reliable oil film under load.
• Ideal for rebuilds: A smart replacement when addressing bearing wear or preventative maintenance.

Why Buy From Us

• NZ & AU focused support: We help you choose the right parts for your build.
• Quality brands: Stocked from trusted performance engine component suppliers.
• Fast local fulfilment: Get your order moving quickly across New Zealand and Australia.