Yukon Gear High Performance Gear Set For 10 & Down Ford 10.5in in a 4.88 Ratio

Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface finish reduces both friction & heat for long races & high torque conditions. We use high grade steel in both the ring & pinion, with fitment designed to OEM specs. Go ahead, add loads of horsepower & go big on tires because Yukon offers the widest selection of gear ratios to choose from. You?ll know that your gear choice was the right one, because you chose Yukon. Yukon Ring & Pinions come with a 1 year warranty against manufacture defects. Yukon offers a Y.E.S. Plan for a lifetime, comprehensive, no-questions-asked protection plan covering your gears for as long as you own the vehicle. Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon designed the gear tooth surface finish to reduce friction and heat, and use high grade steel in both the ring & pinion, with fitment designed to OEM spec 10.5" FORD 4.88 R&P '99-'10 w/ 31spl PINION Fitment: Ford E-250 Base 2003 to 2010 Ford E-250 Econoline Base 1999 to 2002 Ford E-250 Econoline XL 1999 to 2000 Ford E-350 Club Wagon Chateau 2003 to 2005 Ford E-350 Club Wagon XL 2003 to 2005 Ford E-350 Club Wagon XLT 2003 to 2005 Ford E-350 Econoline Club Wagon Chateau 1999 to 2002 Ford E-350 Econoline Club Wagon Custom 1999 to 2000 Ford E-350 Econoline Club Wagon XL 2001 to 2002 Ford E-350 Econoline Club Wagon XLT 1999 to 2002 Ford E-350 Super Duty Base 1999 to 2010 Ford E-350 Super Duty Chateau 2006 Ford E-350 Super Duty XL 1999 to 2000 Ford E-350 Super Duty XL 2006 to 2010 Ford E-350 Super Duty XLT 2006 to 2010 Ford Excursion Eddie Bauer 2003 to 2005 Ford Excursion Limited 2000 to 2005 Ford Excursion XLS 2004 to 2005 Ford Excursion XLT 2000 to 2005 Ford F-150 Base 2000 Ford F-150 FX2 2007 to 2008 Ford F-150 FX2 2010 Ford F-150 FX4 2004 to 2007 Ford F-150 FX4 2009 to 2010 Ford F-150 Harley-Davidson Edition 2000 to 2003 Ford F-150 Harley-Davidson Edition 2006 to 2008 Ford F-150 Harley-Davidson Edition 2010 Ford F-150 King Ranch 2001 to 2003 Ford F-150 King Ranch 2005 to 2010 Ford F-150 Lariat 2000 to 2010 Ford F-150 Lightning 2000 to 2003 Ford F-150 Limited 2008 Ford F-150 Platinum 2009 to 2010 Ford F-150 STX 2004 to 2010 Ford F-150 SVT Raptor 2010 Ford F-150 THE 60TH ANNIVERSARY EDITION 2008 Ford F-150 XL 2000 to 2010 Ford F-150 XLT 2000 to 2010 Ford F-150 Heritage SVT Lightning 2004 Ford F-150 Heritage XL 2004 Ford F-150 Heritage XLT 2004 Ford F-250 Base 1999 Ford F-250 Lariat 1999 Ford F-250 XL 1999 Ford F-250 XLT 1999 Ford F-250 Super Duty Cabela's 2009 to 2010 Ford F-250 Super Duty FX4 2008 to 2009 Ford F-250 Super Duty Harley-Davidson Edition 2004 to 2010 Ford F-250 Super Duty King Ranch 2004 to 2010 Ford F-250 Super Duty Lariat 1999 to 2010 Ford F-250 Super Duty XL 1999 to 2010 Ford F-250 Super Duty XLT 1999 to 2010 Ford F-350 Super Duty Cabela's 2009 to 2010 Ford F-350 Super Duty FX4 2008 to 2009 Ford F-350 Super Duty Harley-Davidson Edition 2004 to 2010 Ford F-350 Super Duty King Ranch 2003 to 2010 Ford F-350 Super Duty Lariat 1999 to 2010 Ford F-350 Super Duty XL 1999 to 2010 Ford F-350 Super Duty XLT 1999 to 2010