Ford Racing ring and pinion sets are engineered, manufactured, and tested for maximum performance. These ring and pinion sets are finished in a black oxide coating for corrosion resistance, and are available in many different ratios to fit a variety of Ford differentials. ** Note: 3.15 Ratio Differential not compatible with 3/31, 3.55, 3.73 and 4.09 ratio gears. Use differential M-4204-MT or M-4204-M. * This part is designed and intended for competition use only. It should not be installed on a vehicle that is driven on public roads and highways. Installation of this art on a vehicle driven on public roads and highways is likely to violate U.S. and Canadian laws and regulations relating to motor vehicle emissions.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1990-1997	Ford	Aerostar	Base
1990-1994	Ford	Aerostar	Eddie Bauer
1990-1994	Ford	Aerostar	XL
1990-1994	Ford	Aerostar	XL Plus
1991-1994	Ford	Aerostar	XL Sport
1990-1997	Ford	Aerostar	XLT
1990-1997	Ford	Aerostar	XLT Plus
1991-1997	Ford	Aerostar	XLT Sport
1983-1993	Ford	Bronco	Custom
1985-1996	Ford	Bronco	Eddie Bauer
1990-1996	Ford	Bronco	XL
1983	Ford	Bronco	XLS
1984-1992,1994-1996	Ford	Bronco	XLT
1983,1993	Ford	Bronco	XLT Lariat
1992	Ford	Bronco	XLT Nite
1995-1996	Ford	Bronco	XLT Sport
1992-2008,2010-2011	Ford	Crown Victoria	Base
2006-2009	Ford	Crown Victoria	Fleet
2002-2009	Ford	Crown Victoria	LWB
1992-2011	Ford	Crown Victoria	LX
2004-2006	Ford	Crown Victoria	LX Sport
1993-2011	Ford	Crown Victoria	Police Interceptor
1992-2005	Ford	Crown Victoria	S
2005	Ford	Crown Victoria	Special Edition
1992	Ford	Crown Victoria	Touring Sedan
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
1984-1986,1992-2002	Ford	E-150 Econoline	Base
1983,1987-1991	Ford	E-150 Econoline	Custom
1983-2000	Ford	E-150 Econoline	XL
1984-1986	Ford	E-150 Econoline Club Wagon	Base
1992-2002	Ford	E-150 Econoline Club Wagon	Chateau
1983,1987-2000	Ford	E-150 Econoline Club Wagon	Custom
1983-1991,2001-2002	Ford	E-150 Econoline Club Wagon	XL
1984-2002	Ford	E-150 Econoline Club Wagon	XLT
1985	Ford	E-250 Econoline	Base
1989	Ford	E-250 Econoline	Custom
1985,1989	Ford	E-250 Econoline	XL
1997-2004	Ford	Expedition	Eddie Bauer
2004	Ford	Expedition	NBX
2004	Ford	Expedition	XLS
1997-2004	Ford	Expedition	XLT
2004	Ford	Expedition	XLT Sport
1991-2001	Ford	Explorer	Eddie Bauer
1995	Ford	Explorer	Expedition
1993-2001	Ford	Explorer	Limited
2000-2001	Ford	Explorer	Postal
1991-2000	Ford	Explorer	Sport
1991-1999	Ford	Explorer	XL
2000-2001	Ford	Explorer	XL Fleet
1999-2001	Ford	Explorer	XLS
1991-2001	Ford	Explorer	XLT
2001	Ford	Explorer Sport	Base
2005	Ford	Explorer Sport Trac	Adrenalin
2001	Ford	Explorer Sport Trac	Base
2007-2010	Ford	Explorer Sport Trac	Limited
2002	Ford	Explorer Sport Trac	XL
2003-2005	Ford	Explorer Sport Trac	XLS
2003-2005,2007-2010	Ford	Explorer Sport Trac	XLT
1983-1986,1997-2000	Ford	F-150	Base
1987-1992	Ford	F-150	Custom
1995-1996	Ford	F-150	Eddie Bauer
2008,2010	Ford	F-150	FX2
2001-2003	Ford	F-150	King Ranch
1997-2003	Ford	F-150	Lariat
1993-1995	Ford	F-150	Lightning
1995-1996	Ford	F-150	Special
2004-2011	Ford	F-150	STX
2008	Ford	F-150	THE 60TH ANNIVERSARY EDITION
1983-2011	Ford	F-150	XL
1983	Ford	F-150	XLS
1983-1984,1993-2011	Ford	F-150	XLT
1985-1992	Ford	F-150	XLT Lariat
1994-2004,2011-2014	Ford	Mustang	Base
2012-2013	Ford	Mustang	Boss 302
2008-2009	Ford	Mustang	Bullitt
1994-2014	Ford	Mustang	GT
2001	Ford	Mustang	GT Bullitt
1995	Ford	Mustang	GTS
2003-2004	Ford	Mustang	Mach 1
2007-2008	Ford	Mustang	Shelby GT
2007-2014	Ford	Mustang	Shelby GT500
2008-2009	Ford	Mustang	Shelby GT500KR
1994-1999,2001,2003-2004	Ford	Mustang	SVT Cobra
2003	Ford	Mustang	SVT Cobra 10th Anniversary
1995,2000	Ford	Mustang	SVT Cobra R
1990-1992	Ford	Ranger	Custom
2001-2005	Ford	Ranger	Edge
2005-2009	Ford	Ranger	FX4
1990-1992	Ford	Ranger	S
1990	Ford	Ranger	S Plus
1993-1998	Ford	Ranger	Splash
1991-1993,1997,2006-2011	Ford	Ranger	Sport
1990-1997,2005-2007	Ford	Ranger	STX
2004	Ford	Ranger	Tremor
1993-2011	Ford	Ranger	XL
1995	Ford	Ranger	XL Sport
1990-2011	Ford	Ranger	XLT
1987-1988	Ford	Thunderbird	Turbo
1996	Lincoln	Town Car	Anniversary
1983-1999	Lincoln	Town Car	Base
1983-2003	Lincoln	Town Car	Cartier
2001-2003	Lincoln	Town Car	Cartier L
1990-1995	Lincoln	Town Car	Cypress
2006-2007	Lincoln	Town Car	Designer Series
1990-2010	Lincoln	Town Car	Executive
2001-2011	Lincoln	Town Car	Executive L
2003	Lincoln	Town Car	Executive Protection Series
1993	Lincoln	Town Car	Jack Nicklaus
2004-2006	Lincoln	Town Car	Protection Series
1983-2007	Lincoln	Town Car	Signature
2005-2011	Lincoln	Town Car	Signature L
2005-2011	Lincoln	Town Car	Signature Limited
1989	Lincoln	Town Car	Signature SE
1990-1995,1997	Lincoln	Town Car	Touring Edition
1994	Lincoln	Town Car	Tournament Edition
2004	Lincoln	Town Car	Ultimate
2004	Lincoln	Town Car	Ultimate L
1986	Mercury	Capri	5.0
1983-1986	Mercury	Cougar	Base
1983-1988,1991-1992	Mercury	Cougar	LS
1987-1988,1991-1997	Mercury	Cougar	XR-7
1983-1986	Mercury	Grand Marquis	Base
1983-1986	Mercury	Grand Marquis	Colony Park
1987-2008	Mercury	Grand Marquis	GS
2005	Mercury	Grand Marquis	GSL
2005	Mercury	Grand Marquis	Limited Edition
1983-2011	Mercury	Grand Marquis	LS
2003	Mercury	Grand Marquis	LSE
2005	Mercury	Grand Marquis	Ultimate Edition
1998-2004,2007-2010	Mercury	Mountaineer	Base
2005-2006	Mercury	Mountaineer	Convenience
2005-2006	Mercury	Mountaineer	Luxury
2004-2010	Mercury	Mountaineer	Premier