Eaton Posi Differential 31 Spline 1.32in Axle Shaft Diameter Front 8.8in Rear 8.8in
The Eaton Posi limited-slip differential is the perfect way to control traction in street rods, light duty pickups and all types of tarmac running race cars. Featuring pyrolytic carbon clutches, rebuildable design, net-forged gears for added strength and seamless, automatic operation.
- Tunable via various spring packs [a.k.a. pre-loads]
- Pyrolytic Carbon Clutch Disc Technology
- Clutch Type Limited Slip Differential
- Smooth; Automatic Engagement
- Precision-Forged Gears
- Prevents Wheel Slip
- Rebuildable
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1986-1997 | Ford | Aerostar | Base |
| 1988-1994 | Ford | Aerostar | Eddie Bauer |
| 1986-1994 | Ford | Aerostar | XL |
| 1989-1994 | Ford | Aerostar | XL Plus |
| 1991-1994 | Ford | Aerostar | XL Sport |
| 1986-1997 | Ford | Aerostar | XLT |
| 1989-1997 | Ford | Aerostar | XLT Plus |
| 1991-1997 | Ford | Aerostar | XLT Sport |
| 1994-1997 | Ford | Aspire | Base |
| 1994-1995 | Ford | Aspire | SE |
| 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 |
| 1984-1986 | Ford | Bronco II | Base |
| 1984-1990 | Ford | Bronco II | Eddie Bauer |
| 1987-1990 | Ford | Bronco II | XL |
| 1988-1990 | Ford | Bronco II | XL Sport |
| 1984-1985 | Ford | Bronco II | XLS |
| 1984-1990 | Ford | Bronco II | XLT |
| 1989-1990 | Ford | Bronco II | XLT Plus |
| 2013-2015 | Ford | C-Max | Energi SEL |
| 2013-2015 | Ford | C-Max | Hybrid SE |
| 2013-2015 | Ford | C-Max | Hybrid SEL |
| 1997-1998 | Ford | Contour | Base |
| 1995-1998 | Ford | Contour | GL |
| 1995 | Ford | Contour | GL Sport |
| 1995-2000 | Ford | Contour | LX |
| 1995 | Ford | Contour | LX Sport |
| 1995-2000 | Ford | Contour | SE |
| 1996-1997 | Ford | Contour | Sport |
| 1998-2000 | Ford | Contour | SVT |
| 1987-1991 | Ford | Country Squire | Base |
| 1987-1991 | Ford | Country Squire | LX |
| 1992-2008,2010-2011 | Ford | Crown Victoria | Base |
| 2006-2009 | Ford | Crown Victoria | Fleet |
| 2002-2003,2005-2009 | Ford | Crown Victoria | LWB |
| 1992-2011 | Ford | Crown Victoria | LX |
| 2004-2006 | Ford | Crown Victoria | LX Sport |
| 1993-2011 | Ford | Crown Victoria | Police Interceptor |
| 1992-2003,2005 | Ford | Crown Victoria | S |
| 2005 | Ford | Crown Victoria | Special Edition |
| 1992 | Ford | Crown Victoria | Touring Sedan |
| 1983 | Ford | E-100 Econoline | Custom |
| 1983 | Ford | E-100 Econoline | XL |
| 1983 | Ford | E-100 Econoline Club Wagon | Custom |
| 1983 | Ford | E-100 Econoline Club Wagon | XL |
| 2003-2011 | Ford | E-150 | Base |
| 2006-2007 | Ford | E-150 | Chateau |
| 2006-2011 | Ford | E-150 | XL |
| 2006-2011 | 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 |
| 2003-2011 | Ford | E-250 | Base |
| 1984-1986,1992-2002 | Ford | E-250 Econoline | Base |
| 1983,1987-1991 | Ford | E-250 Econoline | Custom |
| 1983-2000 | Ford | E-250 Econoline | XL |
| 1984-1986 | Ford | E-250 Econoline Club Wagon | Base |
| 1983,1987-1991 | Ford | E-250 Econoline Club Wagon | Custom |
| 1983-1991 | Ford | E-250 Econoline Club Wagon | XL |
| 1984-1991 | Ford | E-250 Econoline Club Wagon | XLT |
| 2003-2005 | Ford | E-350 Club Wagon | Chateau |
| 2003-2005 | Ford | E-350 Club Wagon | XL |
| 2003-2005 | Ford | E-350 Club Wagon | XLT |
| 1984-1986,1992-1998 | Ford | E-350 Econoline | Base |
| 1983,1987-1991 | Ford | E-350 Econoline | Custom |
| 1983-1998 | Ford | E-350 Econoline | XL |
| 1984-1986 | Ford | E-350 Econoline Club Wagon | Base |
| 1992-2002 | Ford | E-350 Econoline Club Wagon | Chateau |
| 1992-1996 | Ford | E-350 Econoline Club Wagon | Chateau HD |
| 1983,1987-2000 | Ford | E-350 Econoline Club Wagon | Custom |
| 1992-1993 | Ford | E-350 Econoline Club Wagon | Custom HD |
| 1983-1991,2001-2002 | Ford | E-350 Econoline Club Wagon | XL |
| 1994-1998 | Ford | E-350 Econoline Club Wagon | XL HD |
| 1984-1989,1991-2002 | Ford | E-350 Econoline Club Wagon | XLT |
| 1992-1998 | Ford | E-350 Econoline Club Wagon | XLT HD |
| 1999-2011 | Ford | E-350 Super Duty | Base |
| 2006 | Ford | E-350 Super Duty | Chateau |
| 1999-2000,2006-2011 | Ford | E-350 Super Duty | XL |
| 2006-2011 | Ford | E-350 Super Duty | XLT |
| 2008-2011 | Ford | Edge | Limited |
| 2007-2011 | Ford | Edge | SE |
| 2007-2011 | Ford | Edge | SEL |
| 2009-2011 | Ford | Edge | Sport |
| 2005-2011 | Ford | Escape | Hybrid |
| 2003-2011 | Ford | Escape | Limited |
| 2009-2011 | Ford | Escape | Limited Hybrid |
| 2001-2011 | Ford | Escape | XLS |
| 2001-2011 | Ford | Escape | XLT |
| 2005 | Ford | Escape | XLT No Boundaries |
| 2005 | Ford | Escape | XLT Sport |
| 1983-1985,1990-1997 | Ford | Escort | Base |
| 1983-1988 | Ford | Escort | GL |
| 1983 | Ford | Escort | GLX |
| 1983-1996 | Ford | Escort | GT |
| 1984-1985 | Ford | Escort | GT Turbo |
| 1985-1986 | Ford | Escort | L |
| 1983-1986,1988-2000 | Ford | Escort | LX |
| 1990-1995 | Ford | Escort | LX Sport |
| 1992-1993 | Ford | Escort | LX-E |
| 1986-1990 | Ford | Escort | Pony |
| 1998-1999,2001-2002 | Ford | Escort | SE |
| 1996-1997 | Ford | Escort | Sport |
| 2000-2003 | Ford | Escort | ZX2 |
| 1998-1999 | Ford | Escort | ZX2 Cool Coupe |
| 1998-1999 | Ford | Escort | ZX2 Hot Coupe |
| 1999-2000 | Ford | Escort | ZX2 S/R |
| 2003-2005 | Ford | Excursion | Eddie Bauer |
| 2000-2005 | Ford | Excursion | Limited |
| 2004-2005 | Ford | Excursion | XLS |
| 2000-2005 | Ford | Excursion | XLT |
| 1983-1985,1988 | Ford | EXP | Base |
| 1983 | Ford | EXP | GT |
| 1983 | Ford | EXP | HO |
| 1983-1988 | Ford | EXP | Luxury |
| 1986-1988 | Ford | EXP | Sport |
| 1984-1985 | Ford | EXP | Turbo |
| 1997-2010 | Ford | Expedition | Eddie Bauer |
| 2007-2010 | Ford | Expedition | EL Eddie Bauer |
| 2008-2015 | Ford | Expedition | EL King Ranch |
| 2007-2015 | Ford | Expedition | EL Limited |
| 2015 | Ford | Expedition | EL Platinum |
| 2011-2015 | Ford | Expedition | EL XL |
| 2007-2015 | Ford | Expedition | EL XLT |
| 2008 | Ford | Expedition | Funkmaster Flex Edition |
| 2006,2008-2015 | Ford | Expedition | King Ranch |
| 2005-2015 | Ford | Expedition | Limited |
| 2004 | Ford | Expedition | NBX |
| 2015 | Ford | Expedition | Platinum |
| 2011-2015 | Ford | Expedition | XL |
| 2004-2006 | Ford | Expedition | XLS |
| 1997-2015 | Ford | Expedition | XLT |
| 2004,2006 | Ford | Expedition | XLT Sport |
| 2011-2015 | Ford | Explorer | Base |
| 1991-2010 | Ford | Explorer | Eddie Bauer |
| 1995 | Ford | Explorer | Expedition |
| 1993-2015 | Ford | Explorer | Limited |
| 2004 | Ford | Explorer | NBX |
| 2000-2003 | Ford | Explorer | Postal |
| 1991-2000,2013-2015 | Ford | Explorer | Sport |
| 1991-1999 | Ford | Explorer | XL |
| 2000-2001 | Ford | Explorer | XL Fleet |
| 1999-2006 | Ford | Explorer | XLS |
| 2004-2005 | Ford | Explorer | XLS Sport |
| 1991-2015 | Ford | Explorer | XLT |
| 2004-2005 | Ford | Explorer | XLT Sport |
| 2001-2002 | Ford | Explorer Sport | Base |
| 2003 | Ford | Explorer Sport | XLS |
| 2003 | Ford | Explorer Sport | XLT |
| 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 |
| 2007-2008,2010-2014 | Ford | F-150 | FX2 |
| 2004-2014 | Ford | F-150 | FX4 |
| 2000-2003,2006-2008,2010-2012 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003,2005-2014 | Ford | F-150 | King Ranch |
| 1997-2014 | Ford | F-150 | Lariat |
| 2011 | Ford | F-150 | Lariat Limited |
| 1993-1995,1999-2003 | Ford | F-150 | Lightning |
| 2008,2013-2014 | Ford | F-150 | Limited |
| 2009-2014 | Ford | F-150 | Platinum |
| 1995-1996 | Ford | F-150 | Special |
| 2004-2014 | Ford | F-150 | STX |
| 2008 | Ford | F-150 | THE 60TH ANNIVERSARY EDITION |
| 1983-2014 | Ford | F-150 | XL |
| 1983 | Ford | F-150 | XLS |
| 1983-1984,1993-2014 | Ford | F-150 | XLT |
| 1985-1992 | Ford | F-150 | XLT Lariat |
| 2004 | Ford | F-150 Heritage | SVT Lightning |
| 2004 | Ford | F-150 Heritage | XL |
| 2004 | Ford | F-150 Heritage | XLT |
| 1983-1986 | Ford | F-250 | Base |
| 1987-1992 | Ford | F-250 | Custom |
| 1983-1992 | Ford | F-250 | XL |
| 1983 | Ford | F-250 | XLS |
| 1983-1984 | Ford | F-250 | XLT |
| 1985-1992 | Ford | F-250 | XLT Lariat |
| 1983 | Ford | Fairmont | Futura |
| 1983 | Ford | Fairmont | S |
| 1990-1993 | Ford | Festiva | GL |
| 1988-1993 | Ford | Festiva | L |
Full details on shipping times, returns, warranty and cancellations are on our policy page.
Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.
Email Sales@Speedzoneweb.com
Call 407-846-8430
Text 407-749-6314
Answers to common questions are on our FAQ page.