Ford Racing 8.8-inch Ring and Pinion Gear Set — 3.73 Ratio

SKU: FRPM-4209-88373
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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 Ford Racing

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

Watch in action

Ford Racing 8.8-inch Ring and Pinion: Precision Performance

Unlock your vehicle's acceleration potential with the Ford Racing 8.8-inch 3.73 Ring and Pinion gear set. Engineered for maximum performance and reliability, these gears are the gold standard for Ford enthusiasts looking to improve off-the-line speed and overall drivetrain efficiency. Each set is manufactured to exact tolerances, ensuring smooth operation and long-lasting durability under high-torque conditions.

Technical Specifications

  • Gear Ratio: 3.73 for a perfect balance of acceleration and highway cruising.
  • Finish: Black oxide coating for superior corrosion resistance.
  • Compatibility: Designed for Ford 8.8-inch rear differentials.
  • Construction: High-strength steel for maximum load capacity.
  • Performance: Ideal for street/strip and competition applications.

Important Installation Note: These gears are designed for competition use. Please note that the 3.15 ratio differential carrier is not compatible with 3.73 gears; ensure you are using the correct carrier (M-4204-MT or M-4204-M) for a proper fit. Installation of these high-performance components may affect emissions compliance; please check your local regulations. For premium drivetrain upgrades, trust the experts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1990-1994 Ford Aerostar Eddie Bauer
1990-1994 Ford Aerostar XL
1990-1994 Ford Aerostar XL Plus
1990-1997 Ford Aerostar Base
1990-1997 Ford Aerostar XLT
1990-1997 Ford Aerostar XLT Plus
1991-1994 Ford Aerostar XL Sport
1991-1997 Ford Aerostar XLT Sport
1983 Ford Bronco XLS
1983 Ford Bronco XLT Lariat
1983-1993 Ford Bronco Custom
1984-1992 Ford Bronco XLT
1985-1996 Ford Bronco Eddie Bauer
1990-1996 Ford Bronco XL
1992 Ford Bronco XLT Nite
1993 Ford Bronco XLT Lariat
1994-1996 Ford Bronco XLT
1995-1996 Ford Bronco XLT Sport
1992 Ford Crown Victoria Touring Sedan
1992-2005 Ford Crown Victoria S
1992-2008 Ford Crown Victoria Base
1992-2011 Ford Crown Victoria LX
1993-2011 Ford Crown Victoria Police Interceptor
2002-2009 Ford Crown Victoria LWB
2004-2006 Ford Crown Victoria LX Sport
2005 Ford Crown Victoria Special Edition
2006-2009 Ford Crown Victoria Fleet
2010-2011 Ford Crown Victoria Base
2003-2010 Ford E-150 Base
2006-2007 Ford E-150 Chateau
2006-2010 Ford E-150 XL
2006-2010 Ford E-150 XLT
2003-2005 Ford E-150 Club Wagon Chateau
2003-2005 Ford E-150 Club Wagon XL
2003-2005 Ford E-150 Club Wagon XLT
1983 Ford E-150 Econoline Custom
1983-2000 Ford E-150 Econoline XL
1984-1986 Ford E-150 Econoline Base
1987-1991 Ford E-150 Econoline Custom
1992-2002 Ford E-150 Econoline Base
1983 Ford E-150 Econoline Club Wagon Custom
1983-1991 Ford E-150 Econoline Club Wagon XL
1984-1986 Ford E-150 Econoline Club Wagon Base
1984-2002 Ford E-150 Econoline Club Wagon XLT
1987-2000 Ford E-150 Econoline Club Wagon Custom
1992-2002 Ford E-150 Econoline Club Wagon Chateau
2001-2002 Ford E-150 Econoline Club Wagon XL
1985 Ford E-250 Econoline Base
1985 Ford E-250 Econoline XL
1989 Ford E-250 Econoline Custom
1989 Ford E-250 Econoline XL
1997-2004 Ford Expedition Eddie Bauer
1997-2004 Ford Expedition XLT
2004 Ford Expedition NBX
2004 Ford Expedition XLS
2004 Ford Expedition XLT Sport
1991-1999 Ford Explorer XL
1991-2000 Ford Explorer Sport
1991-2001 Ford Explorer XLT
1991-2001 Ford Explorer Eddie Bauer

…and 102 additional fitments. Contact us to confirm yours.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Ford Racing

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

Watch in action

Ford Racing 8.8-inch Ring and Pinion: Precision Performance

Unlock your vehicle's acceleration potential with the Ford Racing 8.8-inch 3.73 Ring and Pinion gear set. Engineered for maximum performance and reliability, these gears are the gold standard for Ford enthusiasts looking to improve off-the-line speed and overall drivetrain efficiency. Each set is manufactured to exact tolerances, ensuring smooth operation and long-lasting durability under high-torque conditions.

Technical Specifications

  • Gear Ratio: 3.73 for a perfect balance of acceleration and highway cruising.
  • Finish: Black oxide coating for superior corrosion resistance.
  • Compatibility: Designed for Ford 8.8-inch rear differentials.
  • Construction: High-strength steel for maximum load capacity.
  • Performance: Ideal for street/strip and competition applications.

Important Installation Note: These gears are designed for competition use. Please note that the 3.15 ratio differential carrier is not compatible with 3.73 gears; ensure you are using the correct carrier (M-4204-MT or M-4204-M) for a proper fit. Installation of these high-performance components may affect emissions compliance; please check your local regulations. For premium drivetrain upgrades, trust the experts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1990-1994 Ford Aerostar Eddie Bauer
1990-1994 Ford Aerostar XL
1990-1994 Ford Aerostar XL Plus
1990-1997 Ford Aerostar Base
1990-1997 Ford Aerostar XLT
1990-1997 Ford Aerostar XLT Plus
1991-1994 Ford Aerostar XL Sport
1991-1997 Ford Aerostar XLT Sport
1983 Ford Bronco XLS
1983 Ford Bronco XLT Lariat
1983-1993 Ford Bronco Custom
1984-1992 Ford Bronco XLT
1985-1996 Ford Bronco Eddie Bauer
1990-1996 Ford Bronco XL
1992 Ford Bronco XLT Nite
1993 Ford Bronco XLT Lariat
1994-1996 Ford Bronco XLT
1995-1996 Ford Bronco XLT Sport
1992 Ford Crown Victoria Touring Sedan
1992-2005 Ford Crown Victoria S
1992-2008 Ford Crown Victoria Base
1992-2011 Ford Crown Victoria LX
1993-2011 Ford Crown Victoria Police Interceptor
2002-2009 Ford Crown Victoria LWB
2004-2006 Ford Crown Victoria LX Sport
2005 Ford Crown Victoria Special Edition
2006-2009 Ford Crown Victoria Fleet
2010-2011 Ford Crown Victoria Base
2003-2010 Ford E-150 Base
2006-2007 Ford E-150 Chateau
2006-2010 Ford E-150 XL
2006-2010 Ford E-150 XLT
2003-2005 Ford E-150 Club Wagon Chateau
2003-2005 Ford E-150 Club Wagon XL
2003-2005 Ford E-150 Club Wagon XLT
1983 Ford E-150 Econoline Custom
1983-2000 Ford E-150 Econoline XL
1984-1986 Ford E-150 Econoline Base
1987-1991 Ford E-150 Econoline Custom
1992-2002 Ford E-150 Econoline Base
1983 Ford E-150 Econoline Club Wagon Custom
1983-1991 Ford E-150 Econoline Club Wagon XL
1984-1986 Ford E-150 Econoline Club Wagon Base
1984-2002 Ford E-150 Econoline Club Wagon XLT
1987-2000 Ford E-150 Econoline Club Wagon Custom
1992-2002 Ford E-150 Econoline Club Wagon Chateau
2001-2002 Ford E-150 Econoline Club Wagon XL
1985 Ford E-250 Econoline Base
1985 Ford E-250 Econoline XL
1989 Ford E-250 Econoline Custom
1989 Ford E-250 Econoline XL
1997-2004 Ford Expedition Eddie Bauer
1997-2004 Ford Expedition XLT
2004 Ford Expedition NBX
2004 Ford Expedition XLS
2004 Ford Expedition XLT Sport
1991-1999 Ford Explorer XL
1991-2000 Ford Explorer Sport
1991-2001 Ford Explorer XLT
1991-2001 Ford Explorer Eddie Bauer

…and 102 additional fitments. Contact us to confirm yours.

Product Details

Product Description

About Ford Racing

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

Watch in action

Ford Racing 8.8-inch Ring and Pinion: Precision Performance

Unlock your vehicle's acceleration potential with the Ford Racing 8.8-inch 3.73 Ring and Pinion gear set. Engineered for maximum performance and reliability, these gears are the gold standard for Ford enthusiasts looking to improve off-the-line speed and overall drivetrain efficiency. Each set is manufactured to exact tolerances, ensuring smooth operation and long-lasting durability under high-torque conditions.

Technical Specifications

  • Gear Ratio: 3.73 for a perfect balance of acceleration and highway cruising.
  • Finish: Black oxide coating for superior corrosion resistance.
  • Compatibility: Designed for Ford 8.8-inch rear differentials.
  • Construction: High-strength steel for maximum load capacity.
  • Performance: Ideal for street/strip and competition applications.

Important Installation Note: These gears are designed for competition use. Please note that the 3.15 ratio differential carrier is not compatible with 3.73 gears; ensure you are using the correct carrier (M-4204-MT or M-4204-M) for a proper fit. Installation of these high-performance components may affect emissions compliance; please check your local regulations. For premium drivetrain upgrades, trust the experts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
1990-1994 Ford Aerostar Eddie Bauer
1990-1994 Ford Aerostar XL
1990-1994 Ford Aerostar XL Plus
1990-1997 Ford Aerostar Base
1990-1997 Ford Aerostar XLT
1990-1997 Ford Aerostar XLT Plus
1991-1994 Ford Aerostar XL Sport
1991-1997 Ford Aerostar XLT Sport
1983 Ford Bronco XLS
1983 Ford Bronco XLT Lariat
1983-1993 Ford Bronco Custom
1984-1992 Ford Bronco XLT
1985-1996 Ford Bronco Eddie Bauer
1990-1996 Ford Bronco XL
1992 Ford Bronco XLT Nite
1993 Ford Bronco XLT Lariat
1994-1996 Ford Bronco XLT
1995-1996 Ford Bronco XLT Sport
1992 Ford Crown Victoria Touring Sedan
1992-2005 Ford Crown Victoria S
1992-2008 Ford Crown Victoria Base
1992-2011 Ford Crown Victoria LX
1993-2011 Ford Crown Victoria Police Interceptor
2002-2009 Ford Crown Victoria LWB
2004-2006 Ford Crown Victoria LX Sport
2005 Ford Crown Victoria Special Edition
2006-2009 Ford Crown Victoria Fleet
2010-2011 Ford Crown Victoria Base
2003-2010 Ford E-150 Base
2006-2007 Ford E-150 Chateau
2006-2010 Ford E-150 XL
2006-2010 Ford E-150 XLT
2003-2005 Ford E-150 Club Wagon Chateau
2003-2005 Ford E-150 Club Wagon XL
2003-2005 Ford E-150 Club Wagon XLT
1983 Ford E-150 Econoline Custom
1983-2000 Ford E-150 Econoline XL
1984-1986 Ford E-150 Econoline Base
1987-1991 Ford E-150 Econoline Custom
1992-2002 Ford E-150 Econoline Base
1983 Ford E-150 Econoline Club Wagon Custom
1983-1991 Ford E-150 Econoline Club Wagon XL
1984-1986 Ford E-150 Econoline Club Wagon Base
1984-2002 Ford E-150 Econoline Club Wagon XLT
1987-2000 Ford E-150 Econoline Club Wagon Custom
1992-2002 Ford E-150 Econoline Club Wagon Chateau
2001-2002 Ford E-150 Econoline Club Wagon XL
1985 Ford E-250 Econoline Base
1985 Ford E-250 Econoline XL
1989 Ford E-250 Econoline Custom
1989 Ford E-250 Econoline XL
1997-2004 Ford Expedition Eddie Bauer
1997-2004 Ford Expedition XLT
2004 Ford Expedition NBX
2004 Ford Expedition XLS
2004 Ford Expedition XLT Sport
1991-1999 Ford Explorer XL
1991-2000 Ford Explorer Sport
1991-2001 Ford Explorer XLT
1991-2001 Ford Explorer Eddie Bauer

…and 102 additional fitments. Contact us to confirm yours.

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