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USA Standard Gear Muncie-4 Transmission Bearing Seal Kit with Synchro Rings for Buick Chevy Oldsmobile Pontiac Bizzarrini 4-Speed Manual Trans
$193.89

When it comes to keeping your classic ride's manual transmission humming along, USA Standard Gear has got your back. They’ve built up a solid inventory over the years, covering everything from the groovy '60s to the latest models out there. If you’re diving into a transmission rebuild or just need to replace a few worn-out parts, this Transmission Bearing and Seal Kit with Synchronizers is a must-have.

What’s in the Kit:

  • This kit comes loaded with all the essentials, including Synchronizer Rings that help ensure smooth gear shifts.
  • The aluminum case is both sturdy and lightweight, giving you the best of both worlds.
  • With a 7-bolt side cover, you know it’s built to last.
  • It features a main case that’s 10 inches long, making it a solid fit for various setups.
  • You can choose between a 10 or 26 spline input, so you can tailor it to your specific needs.
  • The counter gear shaft measures in at a beefy 1 inch in diameter—definitely built for performance.
  • Plus, you’ve got two shift levers on the side cover and one on the tail housing for easy access.

Transmission Compatibility:

This kit is designed for the Muncie-4 model, which means it fits a wide range of classic cars. Here’s a quick list of some of the vehicles it works with:

  • 1966-1969 Bizzarrini GT America
  • 1973-1974 Buick Century
  • 1967 Buick Electra and Gran Sport
  • 1970-1971 Buick GS
  • 1967-1969 Buick LeSabre, Skylark, and Special
  • 1966-1974 Chevrolet models like the Camaro, Corvette, and Chevelle
  • And plenty of Oldsmobile and Pontiac classics too!

Whether you're restoring a classic or just keeping your daily driver in shape, this kit has everything you need to get the job done right. Forget about those sketchy aftermarket parts—USA Standard Gear is all about quality and fitment, so you can get back on the road with confidence.

Proposition 65

WARNING: Cancer and Reproductive Harm
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Vehicle
1973-1974
Buick Century
1967
Buick Electra
1970-1971
Buick GS
1967
Buick Gran Sport
1967-1969
Buick LeSabre
1967-1972
Buick Skylark
1967-1969
Buick Special
1966-1969
Buick Sportwagon
1967-1969
Buick Wildcat
1966-1972
Chevrolet Bel Air
1966-1972
Chevrolet Biscayne
1969-1972
Chevrolet Brookwood
1967-1974
Chevrolet Camaro
1966-1972
Chevrolet Caprice
1966-1968, 1970-1972
Chevrolet Chevelle
1966-1967
Chevrolet Chevy II
1966-1974
Chevrolet Corvette
1968-1974
Chevrolet El Camino
1966-1972
Chevrolet Impala
1969-1971
Chevrolet Kingswood
1973-1974
Chevrolet Malibu
1970-1974
Chevrolet Monte Carlo
1969-1974
Chevrolet Nova
1969-1971
Chevrolet Townsman
1966-1971
Oldsmobile 442
1966-1972
Oldsmobile 98
1966-1972
Oldsmobile Cutlass
1967-1968
Oldsmobile Delmont 88
1968-1972
Oldsmobile Delta 88
1966
Oldsmobile Jetstar 88
1966-1972
Oldsmobile Vista Cruiser
1966-1971
Pontiac Bonneville
1970-1971
Pontiac Catalina
1967-1974
Pontiac Firebird
1966-1967, 1970-1971
Pontiac GTO
1973-1974
Pontiac Grand Am
1966-1970
Pontiac Tempest
1971-1974
Pontiac Ventura

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Who is USA Standard Gear?

USA Standard Gear is a company that supplies high-quality parts for the automotive industry. They are a one-stop-shop for all your drivetrain component needs and have one of the industry's most comprehensive parts list and inventory. Today, they are considered the leading supplier of these parts in the United States.

Drivetrain Experts

The company offers various parts ranging from axles, differential gears, lockers, limited slips, drivelines, and more. It is built by a team of craftsmen who has years of experience when it comes to assembling and modifying their own builds. This passion is what drives the company to create some of the best products in the market.

Quality In Every Product

All their parts are manufactured in their facility equipped with the latest and most sophisticated tools available today. They also have two high-tech testing labs to ensure that every product comes out with the company's quality.

The USA Standard Gear engineering team is constantly on edge trying to find ways to develop and further improve their products. That is why they can produce innovative parts that adapt to the changing trend in the automotive world.

Purchase USA Standard Gear at Vivid Racing

If you are in the market for reliable and top-notched drivetrain components, then USA Standard Gear is the brand for you. With years of experience developing their products, they have provided their customers with parts they could trust, whether it's a replacement component or an upgrade. 

To know more about USA Standard Gear, visit Vivid Racing and check out their list of offerings that fit your specific requirement.





USA Standard Gear® ("USA Standard") warrants the original retail purchaser that all USA Standard products will be free from defects in materials and workmanship for the periods shown herein. USA Standard makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the USA Standard product has been installed and maintained in accordance with USA Standard instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At USA Standard's discretion, this warranty may be voided if installation of USA Standard product(s) occurs on vehicles with tires that exceed USA Standard Maximum Recommended Tire Size.

Upon notification of a warranty claim, USA Standard shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product or replace it.

This warranty does not cover, and USA Standard shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the USA Standard product). In addition, this warranty does not cover, and USA Standard shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling USA Standard Gear® products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-USA Standard component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

USA STANDARD GEAR® WARRANTY BY PRODUCT
USA Standard Product Length of Warranty (From date of sale) NOTES
SpoolAs long as original purchaser owns vehicle in which Spool is originally installed It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Rear Axle (1040/1050)Five (5) Years Covers parts for five years against manufacturing defects.
Front Axle (Series ZA W)Five (5) Years Five year warranty covering manufacturing defects and axle breakage. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however, USA Standard Gear reserves the right to either replace axle or refund original purchase price after the first warranty claim. USA Standard Gear (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear SetOne (1) YearWarrantied against manufacturing defects for one (1) year.
Positraction DifferentialOne (1) Year Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Spartan LockerOne (1) YearWarrantied against manufacturers defects for one (1) year.
Install KitsOne (1) Year Includes ZBK, ZPK, and ZK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (ZIK)One (1) YearOne year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
Replacement Driveshafts (ZDS)One (1) Year Warrantied against manufacturing defects for one (1) year.

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