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Yukon Gear Dura Grip Positraction For Ford 8.8in w/31 Spline Axles is the exact Yukon Gear & Axle differentials identified by manufacturer part number YDGF8.8-31-1. Match the part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, position, dimensions, and intended use before ordering.
Key Features
- Part number YDGF8.8-31-1 is engineered for the Ford 8.8 inch rear differential equipped with the heavier-duty 31-spline axle shafts found in trucks, full-size SUVs, and higher-performance configurations of the Mustang.
- Built with forged 4320 chromoly spider gears and composite clutch packs inside a nodular iron carrier, the YDGF8.8-31-1 delivers consistent, predictable limited slip action that improves both daily traction and towing stability.
- The YDGF8.8-31-1 fits 1997 through 2014 Ford Expedition with the 8.8 inch rear axle and 31-spline axle shafts.
- This unit is compatible with all available gear ratios for the Ford 8.8 inch differential, including 2.73, 3.08, 3.27, 3.31, 3.55, 3.73, 4.10, and others.
- For towing or cold climates, 75W-140 is also acceptable.
- ABS and traction control systems operate via wheel speed sensors and are not affected by the type of differential carrier installed.
Fitment
Verified catalog applications: 1975-2011 Mercury Grand Marquis, 1978-1983 Ford Fairmont, 1979-1980 Lincoln Continental, 1979-1982 Ford Granada, 1979-1986 Ford LTD, 1979-1986 Mercury Capri, 1979-1988 Mercury Cougar, 1979-2014 Ford Mustang, 1980-1983 Lincoln Mark VI, 1981-2011 Lincoln Town Car, 1982-2000 Lincoln Continental, 1983-1991 Ford E-250 Econoline Club Wagon, 1983-1996 Ford Bronco, 1983-1998 Ford E-250 Econoline, 1983-2002 Ford E-150 Econoline, 1983-2002 Ford E-150 Econoline Club Wagon, 1983-2017 Ford F-150, 1983 Ford E-100 Econoline, 1983 Ford E-100 Econoline Club Wagon, 1984-1992 Lincoln Mark VII, 1987-1988 Ford Thunderbird, 1987-1991 Ford LTD Crown Victoria, 1990-2011 Ford Ranger, 1991-1994 Mazda Navajo, 1991-2014 Ford Explorer, 1992-2011 Ford Crown Victoria, 1993-1998 Lincoln Mark VIII, 1994-1996 Mazda B3000, 1994-2007 Mazda B4000, 1997-2010 Mercury Mountaineer, 1997-2014 Ford Expedition, 1998-2005 Lincoln Navigator, 1998-2007 Mazda B3000, 2001-2005 Ford Explorer Sport Trac, 2003-2004 Mercury Marauder, 2003-2005 Ford E-150 Club Wagon, 2003-2005 Lincoln Aviator, 2003-2014 Ford E-150, 2004 Ford F-150 Heritage, 2006-2008 Lincoln Mark LT, 2007-2010 Ford Explorer Sport Trac, 2009-2014 Lincoln Navigator. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
| Years | Make | Model |
|---|---|---|
| 1975-2011 | Mercury | Grand Marquis |
| 1978-1983 | Ford | Fairmont |
| 1979-1980 | Lincoln | Continental |
| 1979-1982 | Ford | Granada |
| 1979-1986 | Ford | LTD |
| 1979-1986 | Mercury | Capri |
| 1979-1988 | Mercury | Cougar |
| 1979-2014 | Ford | Mustang |
| 1980-1983 | Lincoln | Mark VI |
| 1981-2011 | Lincoln | Town Car |
| 1982-2000 | Lincoln | Continental |
| 1983-1991 | Ford | E-250 Econoline Club Wagon |
| 1983-1996 | Ford | Bronco |
| 1983-1998 | Ford | E-250 Econoline |
| 1983-2002 | Ford | E-150 Econoline |
| 1983-2002 | Ford | E-150 Econoline Club Wagon |
| 1983-2017 | Ford | F-150 |
| 1983 | Ford | E-100 Econoline |
| 1983 | Ford | E-100 Econoline Club Wagon |
| 1984-1992 | Lincoln | Mark VII |
| 1987-1988 | Ford | Thunderbird |
| 1987-1991 | Ford | LTD Crown Victoria |
| 1990-2011 | Ford | Ranger |
| 1991-1994 | Mazda | Navajo |
| 1991-2014 | Ford | Explorer |
| 1992-2011 | Ford | Crown Victoria |
| 1993-1998 | Lincoln | Mark VIII |
| 1994-1996 | Mazda | B3000 |
| 1994-2007 | Mazda | B4000 |
| 1997-2010 | Mercury | Mountaineer |
| 1997-2014 | Ford | Expedition |
| 1998-2005 | Lincoln | Navigator |
| 1998-2007 | Mazda | B3000 |
| 2001-2005 | Ford | Explorer Sport Trac |
| 2003-2004 | Mercury | Marauder |
| 2003-2005 | Ford | E-150 Club Wagon |
| 2003-2005 | Lincoln | Aviator |
| 2003-2014 | Ford | E-150 |
| 2004 | Ford | F-150 Heritage |
| 2006-2008 | Lincoln | Mark LT |
| 2007-2010 | Ford | Explorer Sport Trac |
| 2009-2014 | Lincoln | Navigator |
Specifications
| Brand | Yukon Gear & Axle |
|---|---|
| Manufacturer Part Number | YDGF8.8-31-1 |
| SKU | YUKYDGF8.8-31-1 |
| UPC | 883584260066 |
| Product Type | Differentials |
| Fitment Type | Vehicle Specific |
| Catalog Status | Manufacturer Catalog Verified |
| Condition | New |
What's Included
One new Yukon Gear & Axle differentials identified by manufacturer part number YDGF8.8-31-1, plus only the bearings, seals, shims, fasteners, and hardware expressly supplied for this exact part number.
About Yukon Gear & Axle
Yukon Gear & Axle develops ring and pinion sets, axles, differentials, bearings, seals, installation kits, and drivetrain service components for street, towing, off-road, and performance applications.
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Frequently Asked Questions
Will Yukon Gear & Axle YDGF8.8-31-1 fit my vehicle?
Verified catalog applications: 1975-2011 Mercury Grand Marquis, 1978-1983 Ford Fairmont, 1979-1980 Lincoln Continental, 1979-1982 Ford Granada, 1979-1986 Ford LTD, 1979-1986 Mercury Capri, 1979-1988 Mercury Cougar, 1979-2014 Ford Mustang, 1980-1983 Lincoln Mark VI, 1981-2011 Lincoln Town Car, 1982-2000 Lincoln Continental, 1983-1991 Ford E-250 Econoline Club Wagon, 1983-1996 Ford Bronco, 1983-1998 Ford E-250 Econoline, 1983-2002 Ford E-150 Econoline, 1983-2002 Ford E-150 Econoline Club Wagon, 1983-2017 Ford F-150, 1983 Ford E-100 Econoline, 1983 Ford E-100 Econoline Club Wagon, 1984-1992 Lincoln Mark VII, 1987-1988 Ford Thunderbird, 1987-1991 Ford LTD Crown Victoria, 1990-2011 Ford Ranger, 1991-1994 Mazda Navajo, 1991-2014 Ford Explorer, 1992-2011 Ford Crown Victoria, 1993-1998 Lincoln Mark VIII, 1994-1996 Mazda B3000, 1994-2007 Mazda B4000, 1997-2010 Mercury Mountaineer, 1997-2014 Ford Expedition, 1998-2005 Lincoln Navigator, 1998-2007 Mazda B3000, 2001-2005 Ford Explorer Sport Trac, 2003-2004 Mercury Marauder, 2003-2005 Ford E-150 Club Wagon, 2003-2005 Lincoln Aviator, 2003-2014 Ford E-150, 2004 Ford F-150 Heritage, 2006-2008 Lincoln Mark LT, 2007-2010 Ford Explorer Sport Trac, 2009-2014 Lincoln Navigator. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
What should I verify before ordering?
Verify the exact part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, bearing dimensions, position, intended use, and manufacturer exclusions.
What is included?
The package contains only the Yukon Gear & Axle components and hardware specified for part number YDGF8.8-31-1. Related bearings, seals, fluids, tools, and service parts are sold separately unless expressly listed.
Installation
Follow Yukon Gear & Axle's current instructions for part number YDGF8.8-31-1. Confirm all measurements and clearances, inspect mating components, set bearing preload and gear backlash where applicable, verify contact pattern, use specified lubricants and torque values, and have precision differential work completed by a qualified drivetrain technician.
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