USA Standard Gear
USA Standard Gear ZMTRE1AT170-80B Drive Sprocket for BW4446 & BW4447 Transfer Cases
USA Standard Gear ZMTRE1AT170-80A 1-2 Synchronizer Assembly for Ford Toploader 4-Speed
USA Standard Gear ZMTR3650-136 TREMEC 3550 & TKO Transmission Fiber Lined Blocker Ring
USA Standard Gear ZMTR3650-116 Mainshaft Nut for T14 T15 T18 T85 T86 T90 T98 T150 Transmissions
USA Standard Gear ZMTOYW59-8 Manual Transmission Cluster Shaft for Toyota W59
USA Standard Gear ZMTOYW56-23A 3rd & 4th Gear Shift Fork for Toyota W55 W56 W58 W59 Transmissions
USA Standard Gear ZMT561386-596-013 Manual Transmission T56 1st & 2nd Gear Shift Fork without Fork Pads
USA Standard Gear ZMT561386-596-009 T56 Manual Transmission Reverse Fork
USA Standard Gear ZMT561386-235-002 T56 Transmission 5th/6th Shift Fork Pad
USA Standard Gear ZMT561386-193-005 Manual Transmission Bearing Component - T56
USA Standard Gear ZMT561386-156-002 Manual Transmission Component - T56
USA Standard Gear ZMT561386-156-001 Manual Transmission Component - T56
USA Standard Gear ZMT561386-132-003 T56 Reverse Gear Needle Bearing Spacer
USA Standard Gear ZMZF0631329069 Manual Transmission Shifter Pin ZF Front Shift Finger Roll Pin 6x30
USA Standard Gear ZMZF0501321882 Differential Master Overhaul Rebuild Kit
USA Standard Gear ZMZF1317-206-004 Manual Transmission ZF S547 Shift Isolator
USA Standard Gear ZMZF1319-306-061 Mount Bracket Shift Boot for S6-S650 Transmission
USA Standard Gear ZMZF1319-306-060 Collar Screw for ZF S6-650 6-Speed Transmission
USA Standard Gear ZMZF1319-306-043 ZF S6-650 Manual Transmission Shifter Housing
USA Standard Gear ZMZF1307-303-109 Manual Transmission ZF 3rd Gear Countershaft
USA Standard Gear ZMZF42-136 5th & Reverse Synchro Slider for ZF S542 Manual Transmission
USA Standard Gear ZMZF42-11A Manual Transmission 3rd Gear 40 Tooth for ZF S542
USA Standard Gear ZMZF1319SRK ZF Manual Transmission Small Parts Rebuild Kit
USA Standard Gear ZMZF42-75 Detent Frost Plug 1/2" for ZF Manual Transmissions
USA Standard Gear ZMZF42-40 5th & Reverse Synchronizer Hub and Sleeve for ZF S542 Manual Transmission
USA Standard Gear ZMZF42-2.5A Manual Transmission ZF S542 3rd & 4th Synchro Assembly
USA Standard Gear ZMZF42-2.5 Manual Transmission ZF S542 3rd & 4th Gear Hub and Slider Assembly
USA Standard Gear ZMZF42-18 Manual Transmission 5th Gear 26 Tooth for ZF S542
USA Standard Gear ZMZF1319-303-046 ZF Manual Transmission Spacer - 6-Speed
USA Standard Gear ZMZF0730162428 ZF 5-Speed Manual Transmission 3rd Gear Bushing
USA Standard Gear ZMZFS6-18 Manual Transmission 5th Gear for ZF 6-Speed 54-Tooth
USA Standard Gear ZMZFS6-12 Manual Transmission 1st Gear Monoblocker for ZF S6-650
Yukon Gear and Axle BK GM7.5-B Axle Differential Bearing Install Kit for GM 7.5 in.
USA Standard Gear ZGK2190 Chrysler 8.25" 4.56 Rear Ring & Pinion Gear and Master Install Kit with Axle Bearings & Seals
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.