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USA Standard Gear Ring & Pinion Gears, Axles, Driveshafts & More

USA Standard Gear uses precision machining and vigorous testing methods to produce a large assortment of world-class gearing and axle products, ranging from axle shafts...

USA Standard Gear uses precision machining and vigorous testing methods to produce a large assortment of world-class gearing and axle products, ranging from axle shafts to lockers. Summit Racing is your go-to source for USA Standard Gear parts. We carry USA Standard Spartan lockers, ring and pinion sets, axle shafts, replacement cross pins, front axle stubs, and more. Get the traction you need from the parts you want. Order your USA Standard Gear parts from Summit Racing today!

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USA Standard Gear Ring and Pinion Sets

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.

3.65 out of 5 stars ( 52 )

$205.50

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$776.99

USA Standard Gear Spartan Limited Slip Differentials

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 Ring and Pinion Gear Kit Packages

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.

4.4 out of 5 stars ( 5 )

$441.99

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$1,475.99

USA Standard Gear Driveshafts

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

4.67 out of 5 stars ( 6 )

$506.99

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$646.99

USA Standard Gear Ring and Pinion Gear and Differential Combos

USA Standard Gear ring and pinion and differential combos save time and money by including everything you need in one simple part number. Quick Kits feature a USA Standard ring and pinion gear set, Master Install Kit with high-quality Koyo bearings, and required small parts to get vehicles back on the road quickly. The gear and install kits include axle bearings and seals. Many of these combo kits include Dura Grip differentials, depending on application. Order the USA Standard Gear ring and pinion gear and differential combo designed to fit your application.

5.0 out of 5 stars ( 4 )

$1,019.50

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$2,720.99

USA Standard Gear Manual Transmission Bearing Kits

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.

3.89 out of 5 stars ( 9 )

$392.99

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