1999-2010 Duramax Power Steering Box 33 Spline Output (ZSG7589)

View full list of compatibility in Additional Fitment.

If your steering has more slop than a bowl of chili at a truck stop, it might be time for a replacement. The USA Standard Gear Power Steering Box brings that tight, responsive feel back to your truck. It's brand new, built to meet or beat OEM specs, and doesn't need a core return. 

Part Number: ZSG7589

• The cure for vague-feeling, worn out power steering units
  
• Engineered to meet or exceed OEM quality
  
• Designed for easy bolt-on installation
  
• Brand new – no core return required
  
• 33-spline output shaft

• Chevrolet Silverado 2500 HD (2001-2010)
  
• Chevrolet Silverado 1500 (2005-2005)
  
• Chevrolet Silverado 2500 (1999-2009)
  
• Chevrolet Silverado 1500 HD (2001-2006)
  
• Chevrolet Silverado 3500 Classic (2007-2007)
  
• Chevrolet Silverado 3500 HD (2007-2010)
  
• Chevrolet Avalanche 2500 (2002-2006)
  
• Chevrolet Silverado 2500 HD Classic (2007-2007)
  
• Chevrolet Suburban 2500 (2000-2006)
  
• Chevrolet Silverado 3500 (2001-2001)
  
• GMC Sierra 3500 HD (2007-2010)
  
• GMC Sierra 3500 Classic (2007-2007)
  
• GMC Sierra 3500 (2001-2006)
  
• GMC Sierra 2500 HD (2001-2010)
  
• GMC Yukon XL 2500 (2000-2006)
  
• GMC Sierra 2500 (1999-2001)
  
• GMC Sierra 1500 HD (2001-2001)
  
• GMC Sierra 1500 (2005-2005)
  
• GMC Sierra 2500 HD Classic (2007-2007)
  
• Hummer H2 (2003-2007)
  

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