Pinion Seal 4278
Pinion Seal 4278

ACDelco Silver Pinion Seal 4278

XPart Number XP10452927
$12.16
Available by special order
Buying Options: OEM Genuine

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AUTOMOTIVE PART

ACDelco Silver Pinion Seal 4278

Pinion Seal, Silver

Part 4278ACDelco SilverPinion Seal
Match your exact vehicle configuration to the verified applications below.
Confirm the year, make, model, engine, drivetrain and required position before ordering.

Is This the Right Part?

Manufacturer Part Number4278
ManufacturerACDelco Silver
Part TypePinion Seal

Part Details

Additional specifications are pending verification.

Verified Vehicle Fitment

Make: Ford, Lincoln
Model: 31 verified models — see exact combinations below.
Years: 1985–2022 — varies by model and configuration.

Check before ordering: Match the year, make, model, position, and every engine, transmission or other restriction in the same row. Listed years do not apply to every model.

View vehicle applications (46 configuration groups)
Years Make Model Position Engine / transmission / notes
2004–2006 Ford E-150 Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
2003 Ford E-150 Rear with 10.25in Diameter Ring Gear, Viton Type, Fluoroelastomer Material
2007–2011 Ford E-150 Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2004 Ford E-150 Club Wagon Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
2003, 2005 Ford E-150 Club Wagon Rear with 10.25in Diameter Ring Gear, Viton Type, Fluoroelastomer Material
1999–2002 Ford E-150 Econoline Rear with 10.25in Diameter Ring Gear, Viton Type, Fluoroelastomer Material
1999–2002 Ford E-150 Econoline Club Wagon Rear with 10.25in Diameter Ring Gear, Viton Type, Fluoroelastomer Material
2003–2004 Ford E-250 Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
1998–2002 Ford E-250 Econoline Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
2003 Ford E-350 Club Wagon Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
1985–1998 Ford E-350 Econoline Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
1985–2002 Ford E-350 Econoline Club Wagon Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
2004–2008 Ford E-350 Super Duty Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
2000 Ford E-450 Econoline Super Duty Rear with 10.5in Diameter Ring Gear, with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2001–2002 Ford E-450 Econoline Super Duty Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
1996–1999 Ford Econoline Super Duty Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
1999 Ford Econoline Super Duty Rear with 9.25in Diameter Ring Gear, Fluoroelastomer Material
2000–2005 Ford Excursion Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
1997–2010, 2015–2018 Ford Expedition Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2011–2014 Ford Expedition Rear with 9.75in Diameter Ring Gear, with 3.31 Axle Ratio, Fluoroelastomer Material
2011–2014 Ford Expedition Rear with 9.75in Diameter Ring Gear, with 3.73 Axle Ratio, Fluoroelastomer Material
1999 Ford F-150 Rear Fluoroelastomer Material, 9.75" w/ 3.00" Pinion Brg.
2001–2003 Ford F-150 Rear with 10.25in Diameter Ring Gear, with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2004–2008 Ford F-150 Rear with 10.5in Diameter Ring Gear, with 9.75in Diameter Ring Gear, Fluoroelastomer Material
1997–1998, 2000, 2009–2022 Ford F-150 Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2004 Ford F-150 Heritage Rear with 10.25in Diameter Ring Gear, with 9.75in Diameter Ring Gear, Fluoroelastomer Material
1985–1999 Ford F-250 Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
1999 Ford F-250 Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
2011–2015 Ford F-250 Super Duty Rear 10.5" R.G.
1999 Ford F-250 Super Duty Rear with 10.25in Diameter Ring Gear, with 10.5in Diameter Ring Gear, Fluoroelastomer Material
2000–2010 Ford F-250 Super Duty Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
1985–1997 Ford F-350 Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
1999–2010 Ford F-350 Super Duty Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
1999, 2004–2008 Ford F-450 Super Duty Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
2000–2003 Ford F-450 Super Duty Rear with 10.5in Diameter Ring Gear, Viton Type, Fluoroelastomer Material
1999–2007 Ford F-550 Super Duty Rear with 10.5in Diameter Ring Gear, Fluoroelastomer Material
1988–1997 Ford F-Super Duty Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
2015–2018 Ford Mustang Rear with 8.8in Diameter Ring Gear, Fluoroelastomer Material
2015–2022 Ford Transit-150 Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2015–2022 Ford Transit-250 Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2015–2022 Ford Transit-350 Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2015–2022 Ford Transit-350 HD Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2002 Lincoln Blackwood Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
2006 Lincoln Mark LT Rear with 10.25in Diameter Ring Gear, Fluoroelastomer Material
2006–2008 Lincoln Mark LT Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material
1999–2018 Lincoln Navigator Rear with 9.75in Diameter Ring Gear, Fluoroelastomer Material

Source: supplier-verified applications for ACDelco Silver 4278. A vehicle not listed is not confirmed compatible.

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