Availability
USA Standard Gear spider gear sets offer OEM-quality at a low price. They're available in dozens of configurations for applications from 1955 and up. Depending on the kit you choose, your selection may include all or a combination of side gears, pinion gears, spider gear thrust washers, cross pin shaft, cross pin bolt, and/or roll pin. Restore the performance of your differential with the quality of a USA Standard spider gear set.
( 16 )
$147.99
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$329.99
USA Standard Gear ring and pinion sets are high-quality and precision-machined replacements. They're offered for a wide variety of common and hard-to-find applications, differential case designs, and ratios. The right choice adds confidence to your install; select the USA Standard ring and pinion set recommended for your vehicle.
( 49 )
$251.99
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$776.99
Increase the traction capability of Dana 30 front differentials with Spartan Helical LSDs by USA Standard Gear. Compared to other types of limited-slip differentials (LSDs) or Positraction units, these mechanisms provide smoother engagement, quieter operation, and deliver no-worry, maintenance-free performance. Get better linear traction when you order the USA Standard Gear Spartan limited-slip differentials designed for your Dana 30 applications!
Not Yet Reviewed
$383.99
USA Standard gear axle shafts are high-quality replacements machined from steel for superior strength and performance. They're available for dozens of differential case design applications, such as AMC, Ford, GM, Chrysler, and Dana. The shafts are offered in nearly a hundred lengths and numerous wheel stud patterns. Order the model recommended for your vehicle.
( 36 )
$110.99
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$459.99
USA Standard Gear ring and pinion gear kit packages provide all you need to re-gear your front or rear differentials. They include ring and pinion sets along with master overall kits to fully complete your job. Save time searching for components—and save money by purchasing everything at the same time. Service the front or rear of your rig with a ring and pinion gear kit package from USA Standard Gear.
( 3 )
$441.99
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$1,220.99
USA Standard Gear driveshafts are high-quality, direct replacement units to repair your binding, bent, or rusty driveshaft. This critical component keeps the power flowing from transmission or transfer case to your differential. Order the model recommended for your vehicle and engine application. Features include: * 100 percent new components * Slip yokes and U-joints are lubricated with high-temperature grease * Fully assembled for simple out-of-the-box replacement * USA Standard "Perfect Fit" driveshafts are guaranteed for proper fitment and easy installation * Strengthened over common, OE-replacement shafts to prevent failure * Dynamically balanced to ensure smooth operation and long life
( 6 )
$416.99
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$811.99
Spartan lockers are affordable, reliable traction. These USA Standard Gear Spartan lockers are mechanical lockers that fit into a standard differential carrier, replacing the open spider gears. They do not use thrust washers and have a revolutionary spring and pin design to make installation a snap! Spartan lockers feature high-nickel 9310 chromoly drivers and couplers for added strength. Give your vehicle great traction and save some cash. Drop in Spartan lockers for improved traction. They're available for a variety of makes and models spanning more than a half-century.
( 31 )
$344.00
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$845.99
USA Standard Gear manual transmission shift bushings are the ones to use when price is a factor and quality is essential. They offer the proper fit and function to provide you with an easier install and smooth shifting. Order the USA Standard Gear bushings needed for your application.
Not Yet Reviewed
$11.99
USA Standard manual transmission bearing kits include top-quality components to rebuild the bearings in your transmission. They're great for replacing worn out or broken items--even just giving your transmission a quick update, while you're down in the off-season.
( 9 )
$197.99
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$387.99
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