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Fulfillment From Multiple U.S. Warehouses
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Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
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Yukon Gear & Axle
Yukon Gear Mighty Seals Pinion Seal for Ford 10.25" Differential (1985-2012) - YMS4278
$20.89
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
Fits select 1985-2012 Ford F-150, F-250, F-350, F-Series Super Duty, Expedition, Excursion, E-150, and Lincoln Navigator.
Maintain the integrity of your drivetrain with the Yukon Gear Mighty Seals Pinion Seal. Specifically engineered for the Ford 10.25-inch differential, this seal is manufactured using the latest design technologies to ensure a precision fit that effectively contains gear oil and keeps contaminants out. Replacing a leaking pinion seal is essential for preserving the life of your ring and pinion set, as it prevents lubrication loss at the pinion yoke interface.
- Direct replacement for worn or damaged pinion seals on Ford 10.25" rear ends
- Precision-fit design ensures a tight, leak-free seal for long-term service life
- Constructed using high-quality materials to withstand high thermal loads and rotational friction
- Manufacturer Part Number: YMS4278
📘 Guides & Manuals
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2010 | Ford | E-150 | Base |
| 2006-2007 | Ford | E-150 | Chateau |
| 2006-2010 | Ford | E-150 | XL |
| 2006-2010 | Ford | E-150 | XLT |
| 1999-2002 | Ford | E-150 Econoline | Base |
| 1999-2000 | Ford | E-150 Econoline | XL |
| 2003-2005 | Ford | Excursion | Eddie Bauer |
| 2000-2005 | Ford | Excursion | Limited |
| 2004-2005 | Ford | Excursion | XLS |
| 2000-2005 | Ford | Excursion | XLT |
| 1999-2010 | Ford | Expedition | Eddie Bauer |
| 2007-2010 | Ford | Expedition | EL Eddie Bauer |
| 2008-2012 | Ford | Expedition | EL King Ranch |
| 2007-2012 | Ford | Expedition | EL Limited |
| 2011-2012 | Ford | Expedition | EL XL |
| 2007-2012 | Ford | Expedition | EL XLT |
| 2008 | Ford | Expedition | Funkmaster Flex Edition |
| 2006,2008-2012 | Ford | Expedition | King Ranch |
| 2005-2012 | Ford | Expedition | Limited |
| 2004 | Ford | Expedition | NBX |
| 2011-2012 | Ford | Expedition | XL |
| 2004-2006 | Ford | Expedition | XLS |
| 1999-2012 | Ford | Expedition | XLT |
| 2004,2006 | Ford | Expedition | XLT Sport |
| 1999-2000 | Ford | F-150 | Base |
| 2007-2008,2010 | Ford | F-150 | FX2 |
| 2004-2010 | Ford | F-150 | FX4 |
| 2000-2003,2006-2008,2010 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003,2005-2010 | Ford | F-150 | King Ranch |
| 1999-2010 | Ford | F-150 | Lariat |
| 1999-2003 | Ford | F-150 | Lightning |
| 2008 | Ford | F-150 | Limited |
| 2009-2010 | Ford | F-150 | Platinum |
| 2004-2010 | Ford | F-150 | STX |
| 2010 | Ford | F-150 | SVT Raptor |
| 2008 | Ford | F-150 | THE 60TH ANNIVERSARY EDITION |
| 1999-2010 | Ford | F-150 | XL |
| 1999-2010 | Ford | F-150 | XLT |
| 1985-1986,1997-1999 | Ford | F-250 | Base |
| 1987-1992 | Ford | F-250 | Custom |
| 1995-1996 | Ford | F-250 | Eddie Bauer |
| 1997-1999 | Ford | F-250 | Lariat |
| 1995-1996 | Ford | F-250 | Special |
| 1985-1999 | Ford | F-250 | XL |
| 1993-1999 | Ford | F-250 | XLT |
| 1985-1992 | Ford | F-250 | XLT Lariat |
| 2009-2010 | Ford | F-250 Super Duty | Cabela's |
| 2008-2009 | Ford | F-250 Super Duty | FX4 |
| 2004-2010 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004-2010 | Ford | F-250 Super Duty | King Ranch |
| 1999-2010 | Ford | F-250 Super Duty | Lariat |
| 1999-2010 | Ford | F-250 Super Duty | XL |
| 1999-2010 | Ford | F-250 Super Duty | XLT |
| 1985-1986,1997 | Ford | F-350 | Base |
| 1987-1992 | Ford | F-350 | Custom |
| 1995 | Ford | F-350 | Eddie Bauer |
| 1995-1996 | Ford | F-350 | Special |
| 1985-1997 | Ford | F-350 | XL |
| 1993-1997 | Ford | F-350 | XLT |
| 1985-1992 | Ford | F-350 | XLT Lariat |
| 2009-2010 | Ford | F-350 Super Duty | Cabela's |
| 2008-2009 | Ford | F-350 Super Duty | FX4 |
| 2004-2010 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2010 | Ford | F-350 Super Duty | King Ranch |
| 1999-2010 | Ford | F-350 Super Duty | Lariat |
| 1999-2010 | Ford | F-350 Super Duty | XL |
| 1999-2010 | Ford | F-350 Super Duty | XLT |
| 1999-2005,2008-2012 | Lincoln | Navigator | Base |
| 2008-2012 | Lincoln | Navigator | L |
| 2007 | Lincoln | Navigator | L Luxury |
| 2007 | Lincoln | Navigator | L Ultimate |
| 2006-2007 | Lincoln | Navigator | Luxury |
| 2006-2007 | Lincoln | Navigator | Ultimate |
Choose your Location
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Atlus
1340 Cobb Dr, Unit 1, Eustis, FL 32736
352-234-4458
Mon – Fri: 8:30 am – 4:30 pm
Sat: 9:00 am – 2:00 pm
Sun: Closed
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If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom right of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
Yukon Gear Mighty Seals Pinion Seal for Ford 10.25" Differential (1985-2012) - YMS4278
$20.89
This product will be available soon, but you can pre-order now to get on the list before others!
US Based Support - In Florida
30 Days Satisfaction Guarantee
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$20.89
$20.89
$20.89
Fits select 1985-2012 Ford F-150, F-250, F-350, F-Series Super Duty, Expedition, Excursion, E-150, and Lincoln Navigator.
Maintain the integrity of your drivetrain with the Yukon Gear Mighty Seals Pinion Seal. Specifically engineered for the Ford 10.25-inch differential, this seal is manufactured using the latest design technologies to ensure a precision fit that effectively contains gear oil and keeps contaminants out. Replacing a leaking pinion seal is essential for preserving the life of your ring and pinion set, as it prevents lubrication loss at the pinion yoke interface.
- Direct replacement for worn or damaged pinion seals on Ford 10.25" rear ends
- Precision-fit design ensures a tight, leak-free seal for long-term service life
- Constructed using high-quality materials to withstand high thermal loads and rotational friction
- Manufacturer Part Number: YMS4278
📘 Guides & Manuals
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2010 | Ford | E-150 | Base |
| 2006-2007 | Ford | E-150 | Chateau |
| 2006-2010 | Ford | E-150 | XL |
| 2006-2010 | Ford | E-150 | XLT |
| 1999-2002 | Ford | E-150 Econoline | Base |
| 1999-2000 | Ford | E-150 Econoline | XL |
| 2003-2005 | Ford | Excursion | Eddie Bauer |
| 2000-2005 | Ford | Excursion | Limited |
| 2004-2005 | Ford | Excursion | XLS |
| 2000-2005 | Ford | Excursion | XLT |
| 1999-2010 | Ford | Expedition | Eddie Bauer |
| 2007-2010 | Ford | Expedition | EL Eddie Bauer |
| 2008-2012 | Ford | Expedition | EL King Ranch |
| 2007-2012 | Ford | Expedition | EL Limited |
| 2011-2012 | Ford | Expedition | EL XL |
| 2007-2012 | Ford | Expedition | EL XLT |
| 2008 | Ford | Expedition | Funkmaster Flex Edition |
| 2006,2008-2012 | Ford | Expedition | King Ranch |
| 2005-2012 | Ford | Expedition | Limited |
| 2004 | Ford | Expedition | NBX |
| 2011-2012 | Ford | Expedition | XL |
| 2004-2006 | Ford | Expedition | XLS |
| 1999-2012 | Ford | Expedition | XLT |
| 2004,2006 | Ford | Expedition | XLT Sport |
| 1999-2000 | Ford | F-150 | Base |
| 2007-2008,2010 | Ford | F-150 | FX2 |
| 2004-2010 | Ford | F-150 | FX4 |
| 2000-2003,2006-2008,2010 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003,2005-2010 | Ford | F-150 | King Ranch |
| 1999-2010 | Ford | F-150 | Lariat |
| 1999-2003 | Ford | F-150 | Lightning |
| 2008 | Ford | F-150 | Limited |
| 2009-2010 | Ford | F-150 | Platinum |
| 2004-2010 | Ford | F-150 | STX |
| 2010 | Ford | F-150 | SVT Raptor |
| 2008 | Ford | F-150 | THE 60TH ANNIVERSARY EDITION |
| 1999-2010 | Ford | F-150 | XL |
| 1999-2010 | Ford | F-150 | XLT |
| 1985-1986,1997-1999 | Ford | F-250 | Base |
| 1987-1992 | Ford | F-250 | Custom |
| 1995-1996 | Ford | F-250 | Eddie Bauer |
| 1997-1999 | Ford | F-250 | Lariat |
| 1995-1996 | Ford | F-250 | Special |
| 1985-1999 | Ford | F-250 | XL |
| 1993-1999 | Ford | F-250 | XLT |
| 1985-1992 | Ford | F-250 | XLT Lariat |
| 2009-2010 | Ford | F-250 Super Duty | Cabela's |
| 2008-2009 | Ford | F-250 Super Duty | FX4 |
| 2004-2010 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004-2010 | Ford | F-250 Super Duty | King Ranch |
| 1999-2010 | Ford | F-250 Super Duty | Lariat |
| 1999-2010 | Ford | F-250 Super Duty | XL |
| 1999-2010 | Ford | F-250 Super Duty | XLT |
| 1985-1986,1997 | Ford | F-350 | Base |
| 1987-1992 | Ford | F-350 | Custom |
| 1995 | Ford | F-350 | Eddie Bauer |
| 1995-1996 | Ford | F-350 | Special |
| 1985-1997 | Ford | F-350 | XL |
| 1993-1997 | Ford | F-350 | XLT |
| 1985-1992 | Ford | F-350 | XLT Lariat |
| 2009-2010 | Ford | F-350 Super Duty | Cabela's |
| 2008-2009 | Ford | F-350 Super Duty | FX4 |
| 2004-2010 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2010 | Ford | F-350 Super Duty | King Ranch |
| 1999-2010 | Ford | F-350 Super Duty | Lariat |
| 1999-2010 | Ford | F-350 Super Duty | XL |
| 1999-2010 | Ford | F-350 Super Duty | XLT |
| 1999-2005,2008-2012 | Lincoln | Navigator | Base |
| 2008-2012 | Lincoln | Navigator | L |
| 2007 | Lincoln | Navigator | L Luxury |
| 2007 | Lincoln | Navigator | L Ultimate |
| 2006-2007 | Lincoln | Navigator | Luxury |
| 2006-2007 | Lincoln | Navigator | Ultimate |
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