ACL BMW M20/M50/M52/M54 Main Bearing Set - .025 Oversized — Fits 1982-2006 BMW

Save 11%
SKU: ACL7M1532H-.025
No reviews

About ACL ACL engineers high-quality automotive parts and accessories trusted ...Read More

Price:
Sale price$389.99 Regular price$435.88
Add To Cart
×

Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About ACL

ACL engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ACL lineup with fast shipping and expert fitment support — order with confidence.

ACL Performance Main Bearing Set for BMW M-Series Engines

Elevate your BMW's engine performance and longevity with this high-quality, .025 oversized main bearing set from ACL. Specifically engineered for the robust M20, M50, M52, and M54 engine families, this set is crucial for rebuilding or upgrading your engine. These bearings are designed to provide optimal lubrication and support under demanding conditions, ensuring your engine runs smoother and lasts longer.

Engineered for Excellence:

  • Engineered for BMW M-Series: Perfectly suited for M20, M50, M52, and M54 engines, ensuring compatibility and optimal performance.
  • .025 Oversized: Ideal for engines requiring a slight increase in journal diameter due to wear or for specific performance tuning.
  • Optimized Oil Clearance: Features a precise .025mm (0.001 inch) oil clearance for superior lubrication and reduced friction.
  • High-Performance Materials: Constructed from premium materials to withstand high RPMs, increased loads, and elevated temperatures.
  • Enhanced Durability: Designed for extended service life, reducing the need for premature replacements.

Wide Vehicle Application:

This ACL main bearing set fits a broad spectrum of BMW models, including:

  • BMW 3 Series (E30, E36, E46) including 323i, 325i, 325is, 328i, M3
  • BMW 5 Series (E28, E34, E39) including 525i, 528e, 528i, 530i
  • BMW X3 (E83)
  • BMW X5 (E53)

Trust ACL for your engine's critical components. Restore or enhance your BMW's engine with this precision-engineered main bearing set. Find it now at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2000 BMW 323Ci Base
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1986-1988 BMW 325 Base
2001-2006 BMW 325Ci Base
1984-1987 BMW 325e Base
1986-1987 BMW 325es Base
1987-1995 BMW 325i Base
2001-2005 BMW 325i Base
1987-1995 BMW 325is Base
2001-2005 BMW 325xi Base
2000 BMW 328Ci Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
2001-2006 BMW 330Ci Base
2001-2005 BMW 330i Base
2001-2005 BMW 330xi Base
1985-1986 BMW 524td Base
1989-1995 BMW 525i Base
2001-2005 BMW 525i Base
1982-1988 BMW 528e Base
1997-2000 BMW 528i Base
2001-2005 BMW 530i Base
1996-1999 BMW M3 Base
2001-2006 BMW M3 Base
2004-2005 BMW X3 2.5i
2004-2006 BMW X3 3.0i
2001-2006 BMW X5 3.0i
1997-2002 BMW Z3 Roadster
1999-2002 BMW Z3 Coupe
1999-2002 BMW Z3 M Coupe
2003-2005 BMW Z4 2.5i
2003-2005 BMW Z4 3.0i
2006-2008 BMW Z4 M Coupe
2006-2008 BMW Z4 M Roadster

Product Details

Product Description
Part Numbers
Sizing & Fit

About ACL

ACL engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ACL lineup with fast shipping and expert fitment support — order with confidence.

ACL Performance Main Bearing Set for BMW M-Series Engines

Elevate your BMW's engine performance and longevity with this high-quality, .025 oversized main bearing set from ACL. Specifically engineered for the robust M20, M50, M52, and M54 engine families, this set is crucial for rebuilding or upgrading your engine. These bearings are designed to provide optimal lubrication and support under demanding conditions, ensuring your engine runs smoother and lasts longer.

Engineered for Excellence:

  • Engineered for BMW M-Series: Perfectly suited for M20, M50, M52, and M54 engines, ensuring compatibility and optimal performance.
  • .025 Oversized: Ideal for engines requiring a slight increase in journal diameter due to wear or for specific performance tuning.
  • Optimized Oil Clearance: Features a precise .025mm (0.001 inch) oil clearance for superior lubrication and reduced friction.
  • High-Performance Materials: Constructed from premium materials to withstand high RPMs, increased loads, and elevated temperatures.
  • Enhanced Durability: Designed for extended service life, reducing the need for premature replacements.

Wide Vehicle Application:

This ACL main bearing set fits a broad spectrum of BMW models, including:

  • BMW 3 Series (E30, E36, E46) including 323i, 325i, 325is, 328i, M3
  • BMW 5 Series (E28, E34, E39) including 525i, 528e, 528i, 530i
  • BMW X3 (E83)
  • BMW X5 (E53)

Trust ACL for your engine's critical components. Restore or enhance your BMW's engine with this precision-engineered main bearing set. Find it now at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2000 BMW 323Ci Base
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1986-1988 BMW 325 Base
2001-2006 BMW 325Ci Base
1984-1987 BMW 325e Base
1986-1987 BMW 325es Base
1987-1995 BMW 325i Base
2001-2005 BMW 325i Base
1987-1995 BMW 325is Base
2001-2005 BMW 325xi Base
2000 BMW 328Ci Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
2001-2006 BMW 330Ci Base
2001-2005 BMW 330i Base
2001-2005 BMW 330xi Base
1985-1986 BMW 524td Base
1989-1995 BMW 525i Base
2001-2005 BMW 525i Base
1982-1988 BMW 528e Base
1997-2000 BMW 528i Base
2001-2005 BMW 530i Base
1996-1999 BMW M3 Base
2001-2006 BMW M3 Base
2004-2005 BMW X3 2.5i
2004-2006 BMW X3 3.0i
2001-2006 BMW X5 3.0i
1997-2002 BMW Z3 Roadster
1999-2002 BMW Z3 Coupe
1999-2002 BMW Z3 M Coupe
2003-2005 BMW Z4 2.5i
2003-2005 BMW Z4 3.0i
2006-2008 BMW Z4 M Coupe
2006-2008 BMW Z4 M Roadster

Product Details

Product Description

About ACL

ACL engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full ACL lineup with fast shipping and expert fitment support — order with confidence.

ACL Performance Main Bearing Set for BMW M-Series Engines

Elevate your BMW's engine performance and longevity with this high-quality, .025 oversized main bearing set from ACL. Specifically engineered for the robust M20, M50, M52, and M54 engine families, this set is crucial for rebuilding or upgrading your engine. These bearings are designed to provide optimal lubrication and support under demanding conditions, ensuring your engine runs smoother and lasts longer.

Engineered for Excellence:

  • Engineered for BMW M-Series: Perfectly suited for M20, M50, M52, and M54 engines, ensuring compatibility and optimal performance.
  • .025 Oversized: Ideal for engines requiring a slight increase in journal diameter due to wear or for specific performance tuning.
  • Optimized Oil Clearance: Features a precise .025mm (0.001 inch) oil clearance for superior lubrication and reduced friction.
  • High-Performance Materials: Constructed from premium materials to withstand high RPMs, increased loads, and elevated temperatures.
  • Enhanced Durability: Designed for extended service life, reducing the need for premature replacements.

Wide Vehicle Application:

This ACL main bearing set fits a broad spectrum of BMW models, including:

  • BMW 3 Series (E30, E36, E46) including 323i, 325i, 325is, 328i, M3
  • BMW 5 Series (E28, E34, E39) including 525i, 528e, 528i, 530i
  • BMW X3 (E83)
  • BMW X5 (E53)

Trust ACL for your engine's critical components. Restore or enhance your BMW's engine with this precision-engineered main bearing set. Find it now at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2000 BMW 323Ci Base
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1986-1988 BMW 325 Base
2001-2006 BMW 325Ci Base
1984-1987 BMW 325e Base
1986-1987 BMW 325es Base
1987-1995 BMW 325i Base
2001-2005 BMW 325i Base
1987-1995 BMW 325is Base
2001-2005 BMW 325xi Base
2000 BMW 328Ci Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
2001-2006 BMW 330Ci Base
2001-2005 BMW 330i Base
2001-2005 BMW 330xi Base
1985-1986 BMW 524td Base
1989-1995 BMW 525i Base
2001-2005 BMW 525i Base
1982-1988 BMW 528e Base
1997-2000 BMW 528i Base
2001-2005 BMW 530i Base
1996-1999 BMW M3 Base
2001-2006 BMW M3 Base
2004-2005 BMW X3 2.5i
2004-2006 BMW X3 3.0i
2001-2006 BMW X5 3.0i
1997-2002 BMW Z3 Roadster
1999-2002 BMW Z3 Coupe
1999-2002 BMW Z3 M Coupe
2003-2005 BMW Z4 2.5i
2003-2005 BMW Z4 3.0i
2006-2008 BMW Z4 M Coupe
2006-2008 BMW Z4 M Roadster

DRIVERS Also Bought

Recently viewed