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USA STANDARD GEAR

USA STANDARD GEAR

USA STANDARD GEAR

USA Standard Gear is the go-to destination for all your differential gear, axle, and drivetrain needs in the United States. With a vast selection of top-quality products, including installation kits, lockers, limited slips, and small parts, we have everything you need to upgrade or repair your vehicle's drivetrain system.

Our team members are automotive enthusiasts themselves, bringing a deep passion for performance parts and industry expertise to every customer interaction. You can trust that when you shop with USA Standard Gear, you will receive not only the highest quality products but also the knowledge and support to make informed purchasing decisions.

Some of our popular products include the USA Standard Gear Spartan Locker for Dana 60 axles, Chromoly front axle kits for various vehicle models, and outer front axle shafts for Dana 60/70 setups. Whether you are looking to enhance your vehicle's off-road capabilities or need to replace a worn-out part, USA Standard Gear has you covered.

With unparalleled inventory and exceptional customer service, USA Standard Gear is dedicated to providing a seamless shopping experience for automotive enthusiasts of all levels. Shop with us today and experience the quality and reliability that sets us apart in the industry.
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  • USA STANDARD ZMBK474WSMK Manual Transmission Bearing Kit G56 2005 & Newer Mercedes w/Synchro
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    USA STANDARD ZMBK474WSMK Manual Transmission Bearing Kit G56 2005 & Newer Mercedes w/Synchro

    USA STANDARD GEAR

    $2,788.89
    USA Standard Gear manufactures a full line of top-quality transmission parts. You can count on USA Standard Gear to fulfill all your transmission, differential, and general replacement part needs. Aluminum Case Includes All Three Pieces Of The...
    $2,788.89
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  • USA STANDARD GEAR ZMG565142733AB G56 MAIN CASE 5.9L/6.7L
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    USA STANDARD GEAR ZMG565142733AB G56 MAIN CASE 5.9L/6.7L

    USA STANDARD GEAR

    $2,499.00
    The USA Standard Gear ZMG565142733AB G56 Main Case is a high-quality transmission component designed for vehicles with 5.9L or 6.7L engines. This main case is crucial for ensuring the smooth operation and longevity of your G56 manual transmission...
    $2,499.00
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  • USA STANDARD GEAR ZGK2117 11.5IN. AAM 4.56 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2117 11.5IN. AAM 4.56 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,299.89
    Experience unparalleled performance with the USA Standard Gear ZGK2117 11.5in. AAM 4.56 Rear Ring/Pinion, Install Kit, Posi, and 4.375in. OD Pinion Bearing package. Designed to elevate the driving experience of your GM, Chrysler, Dodge, or Ram vehicle,...
    $2,299.89
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  • USA STANDARD GEAR ZGK2116 11.5IN. AAM 4.11 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2116 11.5IN. AAM 4.11 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,399.89
    The USA STANDARD GEAR ZGK2116 11.5IN. AAM 4.11 REAR RING/PINION INSTALL KIT is a comprehensive gear set and master install kit package designed for GM, Chrysler, Dodge, and Ram vehicles. This top-of-the-line product includes a 11.5-inch AAM rear...
    $2,399.89
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  • USA STANDARD GEAR ZGK2115 11.5IN. AAM 3.73 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2115 11.5IN. AAM 3.73 REAR RING/PINION; INSTALL KIT; POSI; 4.375IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,299.89
    The USA Standard Gear ZGK2115 package is the ultimate solution for upgrading your vehicle's performance with a reliable and durable gear set. This product includes an 11.5in. AAM 3.73 ratio rear ring/pinion gear set, along with a master install kit for...
    $2,299.89
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  • USA STANDARD GEAR ZGK2111 11.5IN. AAM 4.56 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2111 11.5IN. AAM 4.56 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,299.89
    The USA Standard Gear ZGK2111 11.5in. AAM 4.56 Rear Ring/Pinion Set is designed to provide exceptional performance for GM, Chrysler, Dodge, and Ram vehicles. This premium gear set and master install kit package includes a 4.56 ratio rear ring/pinion gear...
    $2,299.89
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  • USA STANDARD GEAR ZGK2110 11.5IN. AAM 4.11 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2110 11.5IN. AAM 4.11 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,399.89
    The USA Standard Gear ZGK2110 11.5in. AAM 4.11 Rear Ring/Pinion; Install Kit; Posi with a 4.125in. OD Pinion Bearing is a comprehensive package designed for optimal performance and durability in a variety of vehicles. This product includes a high-quality...
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  • USA STANDARD GEAR ZGK2109 11.5IN. AAM 3.73 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING
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    USA STANDARD GEAR ZGK2109 11.5IN. AAM 3.73 REAR RING/PINION; INSTALL KIT; POSI; 4.125IN. OD PINION BEARING

    USA STANDARD GEAR

    $2,299.89
    The USA Standard Gear ZGK2109 11.5in. AAM 3.73 Rear Ring/Pinion Gear Set and Master Install Kit Package offers top-of-the-line performance and reliability for your vehicle's differential system. Engineered for precision and durability, this kit is...
    $2,299.89
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