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USA Standard Gear Ring and Pinion Gear Set GM 9.5 Inch 5.13 Ratio ZG GM9.5-513
$381.89

USA Standard Gear ZG GM9.5-513 Ring and Pinion Set

If you're looking to enhance the performance of your GM truck or SUV, the ZG GM9.5-513 Ring and Pinion Set from USA Standard Gear is a solid choice. Designed specifically for GM 9.5-inch differentials, this ring and pinion set delivers the reliability and precision you need for both daily driving and off-road adventures.

Why Choose the ZG GM9.5-513?

The ZG GM9.5-513 set features a 5.13 gear ratio, which is perfect for those who want to improve torque and acceleration, especially if you've upgraded your tires or are running larger wheels. With a 9.50-inch ring gear diameter and a 30 spline pinion, this set is engineered for durability and performance. Plus, it comes with 12 ring gear bolts for a secure installation.

Fitment

This ring and pinion set is compatible with a wide range of GM vehicles, making it a versatile upgrade for many owners. Here’s a list of vehicles that can benefit from the ZG GM9.5-513:

  • Chevrolet Avalanche (2007-2013)
  • Chevrolet Avalanche 1500 (2002-2006)
  • Chevrolet Avalanche 2500 (2002-2006)
  • Chevrolet C/K 1500 (1988-1999)
  • Chevrolet C/K 20 (1979-1986)
  • Chevrolet C/K 2500 (1988-2000)
  • Chevrolet C1500 (1994-1999)
  • Chevrolet Express (1996-2014)
  • Chevrolet G20 (1979-1995)
  • Chevrolet G30 (1979-1996)
  • Chevrolet R/V 20 (1987)
  • Chevrolet R20 (1987)
  • Chevrolet Silverado 1500 (1999-2013)
  • Chevrolet Silverado 2500 (1999-2004)
  • Chevrolet SSR (2003-2006)
  • Chevrolet Suburban (1979-2013)
  • Chevrolet Tahoe (1997-2013)
  • GMC C/K 1500 (1988-1999)
  • GMC C/K 2500 (1979-1986 & 1988-2000)
  • GMC G3500 (1992-1995)
  • GMC R2500 (1987-1989)
  • GMC R2500 Suburban (1990-1991)
  • GMC Savana (1996-2014)
  • GMC Sierra (1999-2013)
  • GMC V2500 (1987)
  • GMC V2500 Suburban (1988-1991)
  • GMC Yukon (1992-2013)
  • GMC Yukon XL (2000-2013)
  • Hummer H2 (2003-2009)
  • Saab 9-7x (2008)

Installation and Warranty

Installing the ZG GM9.5-513 is straightforward, especially if you're familiar with differential work. With a 1-year warranty against manufacturer defects, you can have peace of mind knowing your investment is protected.

Customer Feedback

Chevrolet Silverado 1500 owners have reported noticeable improvements in acceleration and overall responsiveness after installing the ZG GM9.5-513. One user mentioned, “After swapping out the stock gears with these 5.13s, my truck feels much more alive, especially when towing!”

Upgrade your GM vehicle with the ZG GM9.5-513 Ring and Pinion Set and experience the difference in performance and drivability. Whether you're hitting the trails or just cruising around town, this part is sure to elevate your driving experience.

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WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Chevrolet Avalanche 2007-2012 LT
Chevrolet Avalanche 2007-2013 Base
Chevrolet Avalanche 2007-2012 LTZ
Chevrolet Avalanche 2007-2012 LS
Chevrolet Avalanche 2013 Black Diamond LS
Chevrolet Avalanche 2013 Black Diamond LT
Chevrolet Avalanche 2013 Black Diamond LTZ
Chevrolet Avalanche 1500 2002-2006 Z71
Chevrolet Avalanche 1500 2002-2006 Base
Chevrolet Avalanche 1500 2002-2003 On Road Edition
Chevrolet Avalanche 1500 2002-2003 North Face
Chevrolet Avalanche 1500 2002, 2005-2006 LS
Chevrolet Avalanche 1500 2002, 2005-2006 LT
Chevrolet Avalanche 1500 2003 WBH
Chevrolet Avalanche 1500 2004-2006 Z66
Chevrolet Avalanche 2500 2002-2004 Base
Chevrolet Avalanche 2500 2005-2006 LS
Chevrolet Avalanche 2500 2005-2006 LT
Chevrolet C10 Suburban 1979-1980, 1982-1986 Silverado
Chevrolet C10 Suburban 1979-1980 Custom Deluxe
Chevrolet C10 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet C10 Suburban 1981-1986 Custom
Chevrolet C10 Suburban 1981 Deluxe
Chevrolet C1500 1988-1992 Scottsdale
Chevrolet C1500 1988-1998 Silverado
Chevrolet C1500 1988-1998 Cheyenne
Chevrolet C1500 1989-1991, 1994-1999 Base
Chevrolet C1500 1990-1998 WT
Chevrolet C1500 1990-1993 454 SS
Chevrolet C1500 1999 LS
Chevrolet C1500 Suburban 1992-1999 Base
Chevrolet C1500 Suburban 1992-1994 Silverado
Chevrolet C1500 Suburban 1995-1997, 1999 LT
Chevrolet C1500 Suburban 1995-1999 LS
Chevrolet C20 1979-1980 Custom Deluxe
Chevrolet C20 1979-1986 Silverado
Chevrolet C20 1979-1981, 1986 Cheyenne
Chevrolet C20 1979-1986 Scottsdale
Chevrolet C20 1981-1986 Custom
Chevrolet C20 1981 Deluxe
Chevrolet C20 1986 Base
Chevrolet C20 Suburban 1979-1980 Custom Deluxe
Chevrolet C20 Suburban 1979-1980, 1982-1986 Silverado
Chevrolet C20 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet C20 Suburban 1981-1986 Custom
Chevrolet C20 Suburban 1981 Deluxe
Chevrolet C2500 1988-1992, 1994-1997, 1999-2000 Base
Chevrolet C2500 1988-1992 Scottsdale
Chevrolet C2500 1988-1998 Silverado
Chevrolet C2500 1988-1998 Cheyenne
Chevrolet C2500 1993, 1995-1999 400 SS
Chevrolet C2500 1993, 1995 Custom
Chevrolet C2500 1994-1995, 1998 WT
Chevrolet C2500 1995 60th Anniversary
Chevrolet C2500 1999-2000 LS
Chevrolet C2500 Suburban 1992-1994 Silverado
Chevrolet C2500 Suburban 1992-1999 Base
Chevrolet C2500 Suburban 1995-1997 LT
Chevrolet C2500 Suburban 1995-1999 LS
Chevrolet Express 1500 1996-2014 Base
Chevrolet Express 1500 1996-2014 LS
Chevrolet Express 1500 2001-2002, 2006-2014 LT
Chevrolet Express 2500 1996-2013 Base
Chevrolet Express 2500 1996-2013 LS
Chevrolet Express 2500 2006-2013 LT
Chevrolet Express 3500 2010-2014 LT
Chevrolet Express 3500 2010-2014 LS
Chevrolet Express 3500 2010-2014 Base
Chevrolet G20 1979-1995 Sportvan
Chevrolet G20 1979-1995 Beauville
Chevrolet G20 1979-1995 Chevy Van
Chevrolet G20 1979-1981 Nomad
Chevrolet G20 1983-1984 Bonaventure
Chevrolet G20 1995 Base
Chevrolet G30 1979-1996 Sportvan
Chevrolet G30 1979-1996 Beauville
Chevrolet G30 1979-1996 Chevy Van
Chevrolet G30 1979-1996 Hi-Cube
Chevrolet G30 1983-1984 Bonaventure
Chevrolet K10 Suburban 1979-1980, 1982-1983, 1985-1986 Silverado
Chevrolet K10 Suburban 1979-1980 Custom Deluxe
Chevrolet K10 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet K10 Suburban 1981-1986 Custom
Chevrolet K10 Suburban 1981 Deluxe
Chevrolet K1500 1988-1992 Scottsdale
Chevrolet K1500 1988-1998 Cheyenne
Chevrolet K1500 1988-1998 Silverado
Chevrolet K1500 1990-1998 WT
Chevrolet K1500 1991 Sport
Chevrolet K1500 1994-1997 Base
Chevrolet K1500 1999 LS
Chevrolet K1500 Suburban 1992-1999 Base
Chevrolet K1500 Suburban 1992-1994 Silverado
Chevrolet K1500 Suburban 1995-1999 LS
Chevrolet K1500 Suburban 1995-1997, 1999 LT
Chevrolet K20 1979-1980 Custom Deluxe
Chevrolet K20 1979-1983, 1985-1986 Silverado
Chevrolet K20 1979-1986 Scottsdale
Chevrolet K20 1979-1981 Cheyenne
Chevrolet K20 1981 Deluxe
Chevrolet K20 1981-1986 Custom
Chevrolet K20 Suburban 1979-1980, 1982-1983, 1985-1986 Silverado
Chevrolet K20 Suburban 1979-1980 Custom Deluxe
Chevrolet K20 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet K20 Suburban 1981-1986 Custom
Chevrolet K20 Suburban 1981 Deluxe
Chevrolet K2500 1988-1998 Cheyenne
Chevrolet K2500 1988-1992 Scottsdale
Chevrolet K2500 1988-1998 Silverado
Chevrolet K2500 1994-1995, 1998 WT
Chevrolet K2500 1994-1997, 1999-2000 Base
Chevrolet K2500 1999-2000 LS
Chevrolet K2500 Suburban 1992-1994 Silverado
Chevrolet K2500 Suburban 1992-1999 Base
Chevrolet K2500 Suburban 1995-1997 LT
Chevrolet K2500 Suburban 1995-1999 LS
Chevrolet R10 Suburban 1987-1988 Scottsdale
Chevrolet R10 Suburban 1987-1988 Silverado
Chevrolet R10 Suburban 1987 Custom Deluxe
Chevrolet R1500 Suburban 1989-1991 Silverado
Chevrolet R1500 Suburban 1989-1991 Scottsdale
Chevrolet R20 1987 Scottsdale
Chevrolet R20 1987 Custom Deluxe
Chevrolet R20 1987 Silverado
Chevrolet R20 Suburban 1987-1988 Scottsdale
Chevrolet R20 Suburban 1987 Custom Deluxe
Chevrolet R20 Suburban 1987-1988 Silverado
Chevrolet R2500 Suburban 1989-1991 Scottsdale
Chevrolet R2500 Suburban 1989-1991 Silverado
Chevrolet SSR 2003-2006 Base
Chevrolet Silverado 1500 1999-2013 LT
Chevrolet Silverado 1500 1999-2012 Base
Chevrolet Silverado 1500 1999-2013 LS
Chevrolet Silverado 1500 2002-2013 WT
Chevrolet Silverado 1500 2002 Custom
Chevrolet Silverado 1500 2003-2006 SS
Chevrolet Silverado 1500 2004-2005 Z71 Off-Road
Chevrolet Silverado 1500 2004-2006, 2009-2013 Hybrid
Chevrolet Silverado 1500 2007-2013 LTZ
Chevrolet Silverado 1500 2010-2013 XFE
Chevrolet Silverado 1500 Classic 2007 Hybrid
Chevrolet Silverado 1500 Classic 2007 LT
Chevrolet Silverado 1500 Classic 2007 WT
Chevrolet Silverado 1500 Classic 2007 LS
Chevrolet Silverado 1500 Classic 2007 SS
Chevrolet Silverado 1500 HD 2001-2003, 2005 LS
Chevrolet Silverado 1500 HD 2001-2003, 2005-2006 LT
Chevrolet Silverado 1500 HD 2005 Base
Chevrolet Silverado 1500 HD Classic 2007 LT
Chevrolet Silverado 2500 1999-2004 LS
Chevrolet Silverado 2500 1999-2004 Base
Chevrolet Silverado 2500 1999-2004 LT
Chevrolet Silverado 2500 2000-2002 Custom
Chevrolet Silverado 2500 2000-2004 400 SS
Chevrolet Silverado 2500 2000-2002 Cheyenne
Chevrolet Silverado 2500 2004 WT
Chevrolet Silverado 2500 HD 2001-2004 LS
Chevrolet Silverado 2500 HD 2001-2004 Base
Chevrolet Silverado 2500 HD 2001-2004 LT
Chevrolet Silverado 2500 HD 2003-2004 WT
Chevrolet Suburban 1987-1994 Base
Chevrolet Suburban 1500 1995-1996 Custom
Chevrolet Suburban 1500 1995-1996 Cheyenne
Chevrolet Suburban 1500 1997 SLX
Chevrolet Suburban 1500 1997 SLT
Chevrolet Suburban 1500 1997 SLE
Chevrolet Suburban 1500 1998-2013 LS
Chevrolet Suburban 1500 1998 LX
Chevrolet Suburban 1500 1998-2013 LT
Chevrolet Suburban 1500 2000-2012 Base
Chevrolet Suburban 1500 2002-2006 Z71
Chevrolet Suburban 1500 2006-2013 LTZ
Chevrolet Suburban 1500 2010 75 Aniversario Diamond Edition
Chevrolet Suburban 2500 2000-2013 LT
Chevrolet Suburban 2500 2000-2013 LS
Chevrolet Suburban 2500 2000-2001, 2009-2012 Base
Chevrolet Suburban 2500 2007 LTZ
Chevrolet Tahoe 1997-2013 LT
Chevrolet Tahoe 1997-2013 LS
Chevrolet Tahoe 1997-2001, 2006-2009, 2011-2012 Base
Chevrolet Tahoe 2000, 2002-2006, 2008-2010 Z71
Chevrolet Tahoe 2000 Limited
Chevrolet Tahoe 2007-2013 LTZ
Chevrolet Tahoe 2007-2013 PPV
Chevrolet Tahoe 2008-2013 Hybrid
Chevrolet Tahoe 2012-2013 SSV
Chevrolet V10 Suburban 1987-1988 Scottsdale
Chevrolet V10 Suburban 1987 Custom Deluxe
Chevrolet V10 Suburban 1987-1988 Silverado
Chevrolet V1500 Suburban 1989-1991 Scottsdale
Chevrolet V1500 Suburban 1989-1991 Silverado
Chevrolet V20 1987 Silverado
Chevrolet V20 1987 Scottsdale
Chevrolet V20 1987 Custom Deluxe
Chevrolet V20 Suburban 1987-1988 Silverado
Chevrolet V20 Suburban 1987 Custom Deluxe
Chevrolet V20 Suburban 1987-1988 Scottsdale
Chevrolet V2500 Suburban 1989-1991 Scottsdale
Chevrolet V2500 Suburban 1989-1991 Silverado
GMC C1500 1988-1999 Sierra SLE
GMC C1500 1988-1993 Sierra SLX
GMC C1500 1988-1993 Sierra
GMC C1500 1994-1999 Sierra SLT
GMC C1500 1994-1998 Sierra Special
GMC C1500 1994-1999 Sierra SL
GMC C1500 1997 Sierra GT
GMC C1500 Suburban 1992-1999 SLE
GMC C1500 Suburban 1992-1999 Base
GMC C1500 Suburban 1995-1999 SLT
GMC C2500 1979-1986 Sierra Classic
GMC C2500 1979-1986 High Sierra
GMC C2500 1979-1982 Sierra Grande
GMC C2500 1979-1986 Base
GMC C2500 1988-1993 Sierra
GMC C2500 1988-2000 Sierra SLE
GMC C2500 1988-1993 Sierra SLX
GMC C2500 1994-2000 Sierra SL
GMC C2500 1994-2000 Sierra SLT
GMC C2500 Suburban 1979-1986 High Sierra
GMC C2500 Suburban 1979-1982 Sierra Grande
GMC C2500 Suburban 1979-1986, 1992-1999 Base
GMC C2500 Suburban 1979-1986 Sierra Classic
GMC C2500 Suburban 1992-1999 SLE
GMC C2500 Suburban 1995-1999 SLT
GMC G3500 1992-1995 Rally Camper Special
GMC G3500 1992-1995 Rally
GMC G3500 1992-1995 Rally STX
GMC G3500 1992-1995 Vandura
GMC G3500 1992-1995 Vandura Special
GMC G3500 1992-1995 Magnavan
GMC K1500 1988-1993 Sierra
GMC K1500 1988-1993 Sierra SLX
GMC K1500 1988-1999 Sierra SLE
GMC K1500 1993 Sierra Sport
GMC K1500 1994-1998 Sierra Special
GMC K1500 1994-1999 Sierra SL
GMC K1500 1994-1999 Sierra SLT
GMC K1500 1995 Sierra SLS
GMC K1500 Suburban 1992-1999 Base
GMC K1500 Suburban 1992-1999 SLE
GMC K1500 Suburban 1995-1999 SLT
GMC K2500 1979-1986 Base
GMC K2500 1979-1986 High Sierra
GMC K2500 1979-1982 Sierra Grande
GMC K2500 1979-1986 Sierra Classic
GMC K2500 1988-2000 Sierra SLE
GMC K2500 1988-1993 Sierra
GMC K2500 1988-1993 Sierra SLX
GMC K2500 1994-2000 Sierra SLT
GMC K2500 1994-2000 Sierra SL
GMC K2500 Suburban 1979-1982 Sierra Grande
GMC K2500 Suburban 1979-1986, 1992-1999 Base
GMC K2500 Suburban 1979-1986 Sierra Classic
GMC K2500 Suburban 1979-1986 High Sierra
GMC K2500 Suburban 1992-1999 SLE
GMC K2500 Suburban 1995-1999 SLT
GMC R2500 1987-1989 High Sierra
GMC R2500 1987-1989 Sierra Classic
GMC R2500 1987-1989 Base
GMC R2500 Suburban 1987-1989 Sierra Classic
GMC R2500 Suburban 1987 High Sierra
GMC R2500 Suburban 1987-1991 Base
GMC R2500 Suburban 1990 SLE
GMC Savana 1500 1996-2000, 2003-2005, 2009-2010, 2012-2013 SLE
GMC Savana 1500 1996-2014 Base
GMC Savana 1500 2001-2002 SLT
GMC Savana 1500 2006-2014 LS
GMC Savana 1500 2006-2014 LT
GMC Savana 1500 2009-2010, 2012-2013 SL
GMC Savana 2500 1996-2014 Base
GMC Savana 2500 1996-2000, 2003-2005, 2009-2010, 2012-2013 SLE
GMC Savana 2500 2001-2002 SLT
GMC Savana 2500 2007-2014 LT
GMC Savana 2500 2007-2014 LS
GMC Savana 2500 2009-2010, 2012-2013 SL
GMC Savana 3500 1996-2014 Base
GMC Savana 3500 1996-2000, 2003-2005, 2009-2010, 2012-2013 SLE
GMC Savana 3500 2001-2002 SLT
GMC Savana 3500 2006-2014 LT
GMC Savana 3500 2006-2014 LS
GMC Savana 3500 2009-2010, 2012-2013 SL
GMC Sierra 2007-2009, 2011-2012 Base
GMC Sierra 2008-2013 Denali
GMC Sierra 2010, 2013 SLT
GMC Sierra 2013 SLE
GMC Sierra 1500 1999-2013 SLT
GMC Sierra 1500 1999-2013 SLE
GMC Sierra 1500 1999-2003, 2006-2013 SL
GMC Sierra 1500 2001 C3
GMC Sierra 1500 2002-2013 Denali
GMC Sierra 1500 2002-2013 WT
GMC Sierra 1500 2002-2005 Base
GMC Sierra 1500 2002 HT
GMC Sierra 1500 2005-2006, 2009-2013 Hybrid
GMC Sierra 1500 2010-2013 XFE
GMC Sierra 1500 Classic 2007 Hybrid
GMC Sierra 1500 Classic 2007 Denali
GMC Sierra 1500 Classic 2007 WT
GMC Sierra 1500 Classic 2007 SLT
GMC Sierra 1500 Classic 2007 SL
GMC Sierra 1500 Classic 2007 SLE
GMC Sierra 1500 HD 2001-2003, 2005-2006 SLT
GMC Sierra 1500 HD 2001-2003, 2005-2006 SLE
GMC Sierra 1500 HD Classic 2007 SLT
GMC Sierra 1500 HD Classic 2007 SLE
GMC Sierra 2500 1999-2004 SLT
GMC Sierra 2500 1999-2004 SLE
GMC Sierra 2500 1999-2002 SL
GMC Sierra 2500 2002-2004 Base
GMC Sierra 2500 2003-2004 WT
GMC Sierra 2500 HD 2001-2013 SLT
GMC Sierra 2500 HD 2001-2013 SLE
GMC Sierra 2500 HD 2001-2002, 2006 SL
GMC Sierra 2500 HD 2002-2005 Base
GMC Sierra 2500 HD 2003-2013 WT
GMC Sierra 2500 HD 2011-2013 Denali
GMC Sierra 2500 HD Classic 2007 SL
GMC Sierra 2500 HD Classic 2007 SLT
GMC Sierra 2500 HD Classic 2007 WT
GMC Sierra 2500 HD Classic 2007 SLE
GMC Sierra 3500 2001-2006 SLE
GMC Sierra 3500 2001-2006 SLT
GMC Sierra 3500 2001-2002, 2006 SL
GMC Sierra 3500 2002-2005 Base
GMC Sierra 3500 2004-2006 WT
GMC Sierra 3500 Classic 2007 SL
GMC Sierra 3500 Classic 2007 SLT
GMC Sierra 3500 Classic 2007 SLE
GMC Sierra 3500 Classic 2007 WT
GMC Sierra 3500 HD 2007-2013 SLE
GMC Sierra 3500 HD 2007-2013 SLT
GMC Sierra 3500 HD 2007-2013 WT
GMC Sierra 3500 HD 2011-2013 Denali
GMC V2500 1987 Sierra Classic
GMC V2500 1987 High Sierra
GMC V2500 1987 Base
GMC V2500 Suburban 1987-1989 Sierra Classic
GMC V2500 Suburban 1987-1991 Base
GMC V2500 Suburban 1987 High Sierra
GMC V2500 Suburban 1990 SLE
GMC Yukon 1992-2013 SLE
GMC Yukon 1992, 1994 Sport
GMC Yukon 1992-1995, 2007-2009, 2011-2012 Base
GMC Yukon 1993 GT
GMC Yukon 1995-2013 SLT
GMC Yukon 1996-1997, 2006 SL
GMC Yukon 1999-2013 Denali
GMC Yukon 2008-2013 Hybrid
GMC Yukon 2010-2013 Denali Hybrid
GMC Yukon XL 1500 2000-2013 SLE
GMC Yukon XL 1500 2000-2013 SLT
GMC Yukon XL 1500 2001-2013 Denali
GMC Yukon XL 1500 2006 SL
GMC Yukon XL 2500 2000-2013 SLE
GMC Yukon XL 2500 2000-2013 SLT
Hummer H2 2003-2009 Base
Hummer H2 2005-2009 Luxury
Hummer H2 2005-2009 Adventure
Hummer H2 2007 Special Edition
Saab 9-7x 2008 5.3i
Saab 9-7x 2008 4.2i
Saab 9-7x 2008 Aero

USA Standard Gear Banner

Who is USA Standard Gear?

USA Standard Gear is a company that supplies high-quality parts for the automotive industry. They are a one-stop-shop for all your drivetrain component needs and have one of the industry's most comprehensive parts list and inventory. Today, they are considered the leading supplier of these parts in the United States.

Drivetrain Experts

The company offers various parts ranging from axles, differential gears, lockers, limited slips, drivelines, and more. It is built by a team of craftsmen who has years of experience when it comes to assembling and modifying their own builds. This passion is what drives the company to create some of the best products in the market.

Quality In Every Product

All their parts are manufactured in their facility equipped with the latest and most sophisticated tools available today. They also have two high-tech testing labs to ensure that every product comes out with the company's quality.

The USA Standard Gear engineering team is constantly on edge trying to find ways to develop and further improve their products. That is why they can produce innovative parts that adapt to the changing trend in the automotive world.

Purchase USA Standard Gear at Vivid Racing

If you are in the market for reliable and top-notched drivetrain components, then USA Standard Gear is the brand for you. With years of experience developing their products, they have provided their customers with parts they could trust, whether it's a replacement component or an upgrade. 

To know more about USA Standard Gear, visit Vivid Racing and check out their list of offerings that fit your specific requirement.





USA Standard Gear® ("USA Standard") warrants the original retail purchaser that all USA Standard products will be free from defects in materials and workmanship for the periods shown herein. USA Standard makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the USA Standard product has been installed and maintained in accordance with USA Standard instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At USA Standard's discretion, this warranty may be voided if installation of USA Standard product(s) occurs on vehicles with tires that exceed USA Standard Maximum Recommended Tire Size.

Upon notification of a warranty claim, USA Standard shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product or replace it.

This warranty does not cover, and USA Standard shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the USA Standard product). In addition, this warranty does not cover, and USA Standard shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling USA Standard Gear® products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-USA Standard component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

USA STANDARD GEAR® WARRANTY BY PRODUCT
USA Standard Product Length of Warranty (From date of sale) NOTES
SpoolAs long as original purchaser owns vehicle in which Spool is originally installed It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Rear Axle (1040/1050)Five (5) Years Covers parts for five years against manufacturing defects.
Front Axle (Series ZA W)Five (5) Years Five year warranty covering manufacturing defects and axle breakage. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however, USA Standard Gear reserves the right to either replace axle or refund original purchase price after the first warranty claim. USA Standard Gear (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear SetOne (1) YearWarrantied against manufacturing defects for one (1) year.
Positraction DifferentialOne (1) Year Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Spartan LockerOne (1) YearWarrantied against manufacturers defects for one (1) year.
Install KitsOne (1) Year Includes ZBK, ZPK, and ZK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (ZIK)One (1) YearOne year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
Replacement Driveshafts (ZDS)One (1) Year Warrantied against manufacturing defects for one (1) year.

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