USA Standard Gear
USA Standard Gear SL M20-29 Spartan Locker for AMC Model 20 Differential 29 Spline
USA Standard Gear SL D30JL-27 Spartan Locker for Dana 30 JL M186 Differential 27 Spline
USA Standard Gear ZA G12479160 35 Spline Rear Axle Shaft Kit for 1976-77 Ford Bronco with 9" Rear End
USA Standard Gear ZA D76813-1X Intermediate Axle Assembly for Dodge Dana 44 Disconnect Front
USA Standard Gear ZA D74759-1X Intermediate Axle Assembly for Dodge Dana 44 Disconnect Front
USA Standard Gear ZA D2013341-2 Front Left Axle Assembly with Stub Axle Seal for Ford Super Duty
USA Standard Gear ZA K630310 Rear Axle Shaft Kit Dana M35 27 Spline RH w/ABS 30.34"
USA Standard Gear ZA K630305 Rear Axle Shaft Kit Dana 44HD 30 Spline RH with ABS
USA Standard Gear ZA K630242 Rear Axle Kit for Ford Dana 60 35 Spline 8 Lug with ABS
USA Standard Gear ZA K630155 Front Axle Kit for Chrysler/Dodge FWD 27/29 Spline 20.5 Inch
USA Standard Gear ZA K630804 Rear Axle Shaft for Chrysler 8.25" 29 Spline 34.625" LH
USA Standard Gear ZA K630803 Rear Axle Kit for Chrysler 8.25" Diff 29 Spline RH 31-7/16" Long with Trac
USA Standard Gear ZA K630434 Front Axle Shaft Kit Ford Dana 60 35 Spline RH 46.9"
USA Standard Gear ZA K630430 Front Axle Kit Dana 44 30-Spline Right Hand 37.96"
USA Standard Gear ZA K630423 Front Axle Shaft for GM 8.25" IFS 28 Spline RH 19.37"
USA Standard Gear ZA K630454 Front Axle Kit for Dodge/RAM 8.0" IFS 29/16 Spline RH
USA Standard Gear ZA K630436 Front Axle Kit for GM Dana 60 35 Spline 17.67"
USA Standard Gear ZA K630435 Front Axle Kit Ford Dana 60 35 Spline LH 24.7" Long
USA Standard Gear ZA K630339 Rear Axle Shaft Kit Dana 44/M226 32 Spline Left Side 34.03"
USA Standard Gear ZA K630412 Front Axle Shaft Kit Dana 44 30 Spline Left Hand w/ABS 26.89"
USA Standard Gear ZA K630812 Rear Axle Kit Dodge/RAM 9.25" 31 Spline LH 34.35" 9/16" Studs
USA Standard Gear ZDS158907 Rear Driveshaft for Toyota Tacoma Drive Shaft - 2-Piece 66
USA Standard Gear ZDS158898 Rear Driveshaft for Toyota Tacoma Drive Shaft - 4WD 65 Inch
USA Standard Gear ZDS104836 Rear Driveshaft 73" FTF for Ford Escape/Mariner/Tribute
USA Standard Gear ZBKC9.25ZF Bearing Install Kit for Chrysler 9.25" ZF Rear
USA Standard Gear ZA W24172 Dana 44 Front Axle Kit for JL/JT Rubicon Wide Trac
USA Standard Gear ZA W24170 4340 Chromoly Front Axle Kit for Jeep JK Dana 30
USA Standard Gear ZA W24164 4340 Chromoly Front Axle Kit with Spicer U-Joints for Dana 30
USA Standard Gear ZA W24160-YGL 30 Spline 4340 Chrome-Moly Axle & Grizzly Locker Kit
USA Standard Gear ZA K630856 Rear Axle Kit GM 9.5/9.76 inch 33 Spline 34.625 inch
USA Standard Gear ZA K630848 Rear Axle Shaft Kit for GM 8.2" Differential 28 Spline 29-7/8" Long with Tapered Bearing
USA Standard Gear ZA K630847 Rear Axle Kit GM 55P 17 Spline RH 30 Inch 1958-1962
USA Standard Gear ZDS9116 Rear OE Driveshaft Assembly for 1999-2002 Ford F250 & F350
USA Standard Gear ZDS9196 Front Driveshaft for Dodge Durango/Aspen with NV244 Transfer Case
USA Standard Gear ZDS9195 Front Driveshaft 16" Weld to Weld for Dodge Aspen & Durango
About USA Standard Gear
USA Standard Gear has built a strong reputation among professional mechanics and serious enthusiasts as a go-to source for drivetrain and transmission components that meet or exceed original equipment specifications. The brand's philosophy is straightforward: deliver parts that are affordable without sacrificing the quality standards that demanding applications require. Whether you're rebuilding a weekend off-roader, restoring a classic truck, or maintaining a working vehicle, USA Standard Gear offers a comprehensive lineup engineered to perform.
Drivetrain Expertise You Can Count On
USA Standard Gear's catalog spans a wide range of drivetrain categories, including ring and pinion gear sets, differential rebuild kits, axle shafts, and driveshafts for a broad array of domestic and import applications. Their products are manufactured to tight tolerances, helping ensure proper fitment and long service life — a critical factor when working with components that bear the full load of an engine's power output.
One of the brand's standout strengths is its deep coverage of manual transmission components. Rebuilding a manual transmission demands precision-matched parts, and USA Standard Gear delivers with their Manual Transmission Rebuild Kits — comprehensive kits that include the key components needed to restore a transmission to like-new function. For shops or DIYers tackling individual component replacement, the brand's Manual Transmission Gears provide direct-fit options across a wide range of popular transmission models, helping you source the exact gear you need without compromise.
Seals and bearings are often overlooked during a rebuild, yet they are critical to keeping a transmission running smoothly and leak-free for the long haul. USA Standard Gear addresses this with their Manual Transmission Bearing and Seal Overhaul Kits, which bundle the necessary bearings, seals, and related hardware into a single convenient package — saving time and reducing the risk of missing a critical component during assembly.
Why Choose USA Standard Gear?
- OEM-matching or better quality at a price point that makes rebuilds financially practical
- Wide vehicle coverage spanning domestic trucks, SUVs, cars, and select imports
- Comprehensive kits that reduce sourcing complexity and keep rebuilds on schedule
- Trusted by professionals in shops and on the trail for consistent, reliable performance
From ring and pinion swaps to full transmission overhauls, USA Standard Gear provides the parts and confidence to get the job done right the first time.