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.
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 ZMBK474WS Transmission Bearing Kit G56 2005 & Newer Mercedes w/Synchro
USA STANDARD GEAR
$1,151.89USA 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 On The Three Piece 1-4 Rings Just...$1,151.89 -
USA STANDARD GEAR ZGK2234 8.875IN. GM 12T 4.11 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING
USA STANDARD GEAR
$1,299.89Rev up your truck's performance with the USA Standard Gear ZGK2234 8.875in. GM 12T 4.11 Rear Ring/Pinion installation kit. This comprehensive package includes a 4.11 ratio rear ring/pinion gear set that is designed to optimize performance and efficiency...$1,299.89 -
USA STANDARD GEAR ZGK2233 8.875IN. GM 12T 3.73 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING
USA STANDARD GEAR
$1,299.89Experience unmatched performance and durability with the USA Standard Gear ZGK2233 8.875in. GM 12 Bolt Truck Rear Ring/Pinion Gear Set and Master Install Kit Package. This top-of-the-line kit includes everything you need to optimize your vehicle's rear...$1,299.89 -
USA STANDARD GEAR ZGK2232 8.875IN. GM 12T 3.42 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING
USA STANDARD GEAR
$1,179.89Enhance the performance and durability of your vehicle's rear end with the USA Standard Gear ZGK2232 8.875in. GM 12 Bolt Truck Rear Ring and Pinion Gear Set. This comprehensive package includes a 3.42 ratio gear set along with a master install kit for a...$1,179.89 -
USA STANDARD GEAR ZGK2231 8.875IN. GM 12T 3.08 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING
USA STANDARD GEAR
$1,224.89The USA Standard Gear ZGK2231 8.875in. GM 12T 3.08 Rear Ring/Pinion Set is here to elevate your truck's performance to new heights. This package includes not just the high-quality ring and pinion gear set but also a master install kit, providing you with...$1,224.89 -
USA STANDARD GEAR ZGK2142 10.5IN. FORD 4.56 REAR RING/PINION; INSTALL KIT; 35 SPLINE POSI
USA STANDARD GEAR
$1,599.89Enhance the performance and durability of your Ford vehicle with the USA Standard Gear ZGK2142 10.5in. Ford 4.56 Rear Ring/Pinion gear set and master install kit. This comprehensive package includes a high-quality ring and pinion set specifically...$1,599.89 -
USA STANDARD GEAR ZGK2140 10.5IN. FORD 4.11 REAR RING/PINION; INSTALL KIT; 35 SPLINE POSI
USA STANDARD GEAR
$1,599.89The USA Standard Gear ZGK2140 10.5in. Ford 4.11 Rear Ring/Pinion and Install Kit is the ultimate package for upgrading the performance of your vehicle. This premium kit includes a 10.5-inch Ford ring and pinion gear set with a 4.11 ratio, along with a...$1,599.89 -
USA STANDARD GEAR ZGK2130 10.5IN. GM 14 BOLT 5.38 REAR RING/PINION; INSTALL KIT; 30 SPLINE POSI
USA STANDARD GEAR
$1,599.89Experience unmatched performance and durability with the USA Standard Gear ZGK2130 10.5in. GM 14 Bolt 5.38 Rear Ring/Pinion Gear Set and Master Install Kit Package. Perfectly crafted for your off-road adventures, this gear set offers exceptional strength...$1,599.89 -
USA STANDARD GEAR ZGK2128 10.5IN. GM 14 BOLT 4.88 REAR RING/PINION; INSTALL KIT; 30 SPLINE POSI
USA STANDARD GEAR
$1,599.89The USA Standard Gear ZGK2128 Rear Ring and Pinion Gear Set with Master Install Kit is designed to enhance the performance and durability of your vehicle's GM 14 Bolt rear axle. Featuring a 10.5-inch diameter ring gear and a high-performance 4.88 gear...$1,599.89 -
USA STANDARD GEAR ZGK2081 9.25IN. CHY 3.91 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.7IN. AXLE BEARING
USA STANDARD GEAR
$1,499.89Enhance the performance and drivability of your vehicle with the USA STANDARD GEAR ZGK2081 9.25IN. CHY 3.91 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.7IN. AXLE BEARING package. This comprehensive kit includes a USA Standard 9.25-inch Chrysler 3.90...$1,499.89 -
USA STANDARD GEAR ZGK2080 9.25IN. CHY 3.55 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.7IN. AXLE BEARING
USA STANDARD GEAR
$1,499.89The USA Standard Gear ZGK2080 package offers exceptional quality and performance for your Chrysler vehicle's rear end. This complete set includes a 9.25-inch ring and pinion gear set with a 3.55 ratio, ensuring optimal power transfer and efficiency. The...$1,499.89 -
USA STANDARD GEAR ZGK2079 9.25IN. CHY 3.21 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.7IN. AXLE BEARING
USA STANDARD GEAR
$1,399.89The USA Standard Gear ZGK2079 9.25in. CHY 3.21 Rear Ring/Pinion Gear Set and Install Kit Package is the ultimate solution for upgrading the performance of your Chrysler vehicle. This comprehensive package includes a high-quality 3.21 ratio rear ring and...$1,399.89 -
USA STANDARD GEAR ZGK2075 9.25IN. CHY 3.91 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.62IN. AXLE BEARING
USA STANDARD GEAR
$1,399.89Upgrade your vehicle's performance with the USA Standard Gear ZGK2075 9.25in. CHY 3.91 Rear Ring/Pinion Installation Kit. Designed for Chrysler vehicles, this gear set offers a precise 3.91 ratio that can unlock new potential in your vehicle's drivetrain...$1,399.89 -
USA STANDARD GEAR ZGK2074 9.25IN. CHY 3.55 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.62IN. AXLE BEARING
USA STANDARD GEAR
$1,399.89The USA Standard Gear ZGK2074 9.25in. CHY 3.55 Rear Ring/Pinion Gear Set and Master Install Kit is the ultimate upgrade for your Chrysler vehicle. This expertly crafted package includes a high-quality 3.55 ratio rear ring and pinion gear set, ensuring...$1,399.89 -
USA STANDARD GEAR ZGK2073 9.25IN. CHY 3.21 REAR RING/PINION; INSTALL KIT; 31SPL POSI; 1.62IN. AXLE BEARING
USA STANDARD GEAR
$1,399.89The USA Standard Gear ZGK2073 9.25in. CHY 3.21 Rear Ring/Pinion Set combined with the Master Install Kit offers an exceptional solution for your Chrysler vehicle. This high-quality package includes a 3.21 ratio rear ring and pinion gear set tailored...$1,399.89 -
USA STANDARD GEAR ZGK2030 8.6IN. GM 4.88 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,399.89Elevate the performance of your vehicle with the USA Standard Gear ZGK2030 8.6in. GM 4.88 Rear Ring/Pinion Set combined with a Master Install Kit, featuring a 30 Spline Yukon Dura Grip Limited Slip Positraction differential and included Axle...$1,399.89 -
USA STANDARD GEAR ZGK2029 8.6IN. GM 4.56 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,399.89The USA Standard Gear ZGK2029 8.6in. GM 4.56 Rear Ring/Pinion Gear Set and Master Install Kit Package are designed to enhance the performance and durability of your vehicle's rear differential. This comprehensive package includes everything you need to...$1,399.89 -
USA STANDARD GEAR ZGK2028 8.6IN. GM 4.11 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,399.89Experience unparalleled performance and reliability with the USA STANDARD GEAR ZGK2028 Rear Ring/Pinion Kit, specifically designed for GM vehicles. This premium package includes an 8.6-inch rear ring and pinion gear set, meticulously engineered to...$1,399.89 -
USA STANDARD GEAR ZGK2027 8.6IN. GM 3.73 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,381.89The USA Standard Gear ZGK2027 8.6in. GM 3.73 Rear Ring/Pinion; Install Kit; 30SPL Posi; Axle Bearing/Seals is the ultimate package for enhancing your vehicle's performance and durability. This comprehensive kit includes everything you need to upgrade...$1,381.89 -
USA STANDARD GEAR ZGK2026 8.6IN. GM 3.42 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,399.89Get ready to elevate the performance of your vehicle with the USA Standard Gear ZGK2026 8.6in. GM 3.42 Rear Ring/Pinion Set. This comprehensive package includes the 3.42 ratio rear ring and pinion gear set along with a master install kit for seamless...$1,399.89 -
USA STANDARD GEAR ZGK2020 8.6IN. GM 4.88 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2020 8.6in. GM 4.88 Rear Ring/Pinion Gear Set and Master Install Kit is the ultimate package for upgrading your vehicle's rear differential system. Designed for GM vehicles with an 8.6 inch rear end, this kit includes everything...$1,299.89 -
USA STANDARD GEAR ZGK2019 8.6IN. GM 4.56 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2019 8.6in. GM 4.56 Rear Ring/Pinion; Install Kit; 30SPL Posi; Axle Bearing/Seals product is the ultimate solution to gear up your vehicle for enhanced performance and strength. This comprehensive package includes a...$1,299.89 -
USA STANDARD GEAR ZGK2018 8.6IN. GM 4.11 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2018 8.6in. GM 4.11 Rear Ring/Pinion; Install Kit; 30SPL Posi; Axle Bearing/Seals package is a comprehensive solution for upgrading your vehicle's rear axle system. This package includes a high-quality 8.6-inch GM ring and pinion...$1,299.89 -
USA STANDARD GEAR ZGK2017 8.6IN. GM 3.73 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,289.89The USA Standard Gear ZGK2017 8.6in. GM 3.73 Rear Ring/Pinion Gear Set and Master Install Kit Package is designed to provide exceptional performance and reliability for your vehicle. This package includes a high-quality 3.73 ratio ring and pinion gear...$1,289.89 -
USA STANDARD GEAR ZGK2016 8.6IN. GM 3.42 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2016 8.6in. GM 3.42 Rear Ring/Pinion Gear Set and Master Install Kit Package is a comprehensive solution to revamp your vehicle's performance and reliability. This kit is designed to boost the power and efficiency of your GM...$1,299.89 -
USA STANDARD GEAR ZGK2005 8.5IN. GM 4.88 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89Enhance the performance and durability of your vehicle's rear end with the USA Standard Gear ZGK2005 8.5in. GM 4.88 Rear Ring/Pinion Set and Master Install Kit. This comprehensive package includes everything you need to upgrade your vehicle's...$1,299.89 -
USA STANDARD GEAR ZGK2004 8.5IN. GM 4.56 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2004 8.5in. GM 4.56 Rear Ring/Pinion; Install Kit; 30 Spline Posi; Axle Bearing/Seals is the ultimate solution for enhancing the performance and durability of your vehicle's rear differential. This comprehensive package includes...$1,299.89 -
USA STANDARD GEAR ZGK2003 8.5IN. GM 4.11 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89The USA Standard Gear ZGK2003 8.5in. GM 4.11 Rear Ring/Pinion; Install Kit; 30 Spl Posi; Axle Bearing/Seals is the ultimate package for enhancing the performance and durability of your vehicle's rear end. This kit includes a top-of-the-line 4.11 ratio...$1,299.89 -
USA STANDARD GEAR ZGK2002 8.5IN. GM 3.73 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,290.89The USA Standard Gear ZGK2002 8.5in. GM 3.73 Rear Ring/Pinion; Install Kit; 30SPL Posi; Axle Bearing/Seals is the ultimate package for enhancing the performance and durability of your vehicle's rear end. Designed to fit GM vehicles with an 8.5-inch ring...$1,290.89 -
USA STANDARD GEAR ZGK2001 8.5IN. GM 3.42 REAR RING/PINION; INSTALL KIT; 30SPL POSI; AXLE BEARING/SEALS
USA STANDARD GEAR
$1,299.89Achieve optimal performance and reliability with the USA Standard Gear ZGK2001 8.5IN. GM 3.42 Rear Ring/Pinion, Install Kit, 30SPL Posi, Axle Bearing/Seals package. This comprehensive kit includes everything you need for a complete gear upgrade and...$1,299.89 -
USA STANDARD GEAR ZGK044 USA STD GEAR/INSTALL KIT PKG REV ROTATION D60/88/DOWN GM 14T; 5.13 THICK.
USA STANDARD GEAR
$1,298.89Unleash the full potential of your vehicle's performance with the USA STANDARD GEAR ZGK044 USA STD GEAR/INSTALL KIT PKG REV ROTATION D60/88/DOWN GM 14T; 5.13 THICK. This comprehensive package is designed to elevate your driving experience by providing...$1,298.89 -
USA STANDARD GEAR ZGK022 USA STD GEAR/INSTALL KIT PKG FOR STD ROTATION D60/88/DOWN GM 14T; 5.13
USA STANDARD GEAR
$1,298.89The USA Standard Gear ZGK022 package is a complete solution for upgrading the gearing of your standard rotation D60, D88, or GM 14T with a gear ratio of 5.13. Designed to provide a seamless installation process, this kit includes both front and rear ring...$1,298.89 -
USA STANDARD GEAR ZA W26028 CHROMOLY FRONT AXLE KIT; DANA 60; 35 SPLINE; W/SUPER JOINTS
USA STANDARD GEAR
$1,599.89The USA Standard Gear ZA W26028 Chromoly Front Axle Kit is a top-of-the-line performance upgrade designed to deliver unmatched durability and strength for your off-road adventures. Crafted from heavy-duty 4340 chromoly, these axles are built to withstand...$1,599.89 -
USA STANDARD GEAR ZA W26026 CHROMOLY FRONT AXLE KIT; DANA 60; 35 SPLINE; W/733X U-JOINTS
USA STANDARD GEAR
$1,148.89The USA Standard Gear ZA W26026 Chromoly Front Axle Kit is the ultimate upgrade for your vehicle's performance and durability needs. Crafted from high-tensile strength 4340 chromoly, these axles are designed using superior manufacturing techniques and...$1,148.89 -
USA STANDARD GEAR ZA W26024 CHROMOLY FRONT AXLE KIT; DANA 60; 30/35 SPLINE; W/SUPER JOINTS
USA STANDARD GEAR
$1,599.89The USA Standard Gear ZA W26024 Chromoly Front Axle Kit for Dana 60 with Super Joints is the ultimate solution for off-road enthusiasts seeking unparalleled strength and durability in their vehicle's axles. Constructed from heavy-duty 4340 chromoly,...$1,599.89 -
USA STANDARD GEAR ZA W26020 CHROMOLY FRONT AXLE KIT; DANA 60; 35 SPLINE; W/SUPER JOINTS
USA STANDARD GEAR
$1,599.89The USA Standard Gear ZA W26020 Chromoly Front Axle Kit for Dana 60 with 35 Spline and Super Joints is the pinnacle of performance and durability in axle technology. Crafted from high-tensile strength 4340 chromoly, these axles are meticulously...$1,599.89