Nitro Gear and Axle strives to provide the highest quality differential and axle components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and Fits. At Nitro we know differentials, and know what it takes to provide you with high quality components.
Features:

• Dana S135 and S150 Pinion Nut
• Differential: Dana S135 and Dana S150

Fits:

• 2003-2004 Ford E-450
• 2002-2005 Ford E-550
• 1999-2005 Ford Superduty F-450
• 1999-2005 Ford Superduty F-550
• 2004-2006 GM C4500