ACL 6B1584HX-STD Race Series Rod Bearing Set for BMW N54, N55 and S55B30 3.0L Inline-6 Engines

ACL BMW N54/N55/S55B30 3.0L Inline 6 Race Series High Performance Rod Bearing Set

The ACL 6B1584HX-STD Race Series rod bearing set is engineered for BMW N54, N55, and S55B30 3.0L inline-6 engines used in performance and high-demand applications. Designed with ACL’s high-performance bearing technology, this set supports dependable crankshaft operation under increased engine loads, elevated RPM, and demanding driving conditions.

ACL Race Series bearings feature a performance-oriented construction designed to provide reliable load support, improved fatigue resistance, and consistent oil control when matched with the correct engine clearances and installation procedures. The HX material designation is suited for performance engine builds where durability and bearing stability are important considerations. This standard-size set is intended for crankshafts and connecting rods that remain within the manufacturer’s standard specifications.

Use the ACL part number 6B1584HX-STD when verifying application compatibility and bearing size. Professional engine inspection and precise clearance measurement are recommended before installation. The set is listed for select BMW applications, including the 335is, 535i, 740i, and 740Li, subject to engine configuration and model-year verification. Confirm the engine code, crankshaft condition, and required bearing clearance before ordering.

This product is supplied as a rod bearing set for automotive engine service. Installation should be completed by a qualified technician using appropriate assembly lubricant, torque procedures, and manufacturer-recommended service practices.

Features:

• Application: Designed for BMW N54, N55, and S55B30 3.0L inline-6 engines
• Performance: ACL Race Series construction supports high-load and high-RPM engine operation
• Bearing Material: HX performance material provides enhanced fatigue resistance for demanding applications
• Fitment: Listed for select BMW 335is, 535i, 740i, and 740Li models from 2008 through 2013

Fitments:
2007 BMW 335i Base
2007 BMW 335xi Base
2008 BMW 135i Base
2008 BMW 335i Base
2008 BMW 335xi Base
2008 BMW 535i Base
2008 BMW 535xi Base
2008 BMW X6 xDrive35i
2009 BMW 135i Base
2009 BMW 335i Base
2009 BMW 335i xDrive Base
2009 BMW 535i Base
2009 BMW 535i xDrive Base
2009 BMW X6 xDrive35i
2009 BMW Z4 sDrive35i
2010 BMW 135i Base
2010 BMW 335i Base
2010 BMW 335i xDrive Base
2010 BMW 535i Base
2010 BMW 535i xDrive Base
2010 BMW X6 xDrive35i
2010 BMW Z4 sDrive35i
2011 BMW 1 Series M Base
2011 BMW 335is Base
2011 BMW 740i Base
2011 BMW 740Li Base
2011 BMW Z4 sDrive35i
2011 BMW Z4 sDrive35is
2012 BMW 335is Base
2012 BMW 740i Base
2012 BMW 740Li Base
2012 BMW Z4 sDrive35i
2012 BMW Z4 sDrive35is
2013 BMW 335is Base
2013 BMW Z4 sDrive35i
2013 BMW Z4 sDrive35is
2014 BMW Z4 sDrive35i
2014 BMW Z4 sDrive35is
2015 BMW Z4 sDrive35i
2015 BMW Z4 sDrive35is
2016 BMW Z4 sDrive35i
2016 BMW Z4 sDrive35is

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