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3932255 Rear Nos Manual Transmission Mainshaft Seal

fits model: Corvette. year: 1957-80.

3932255 General Motors Nos 1957-80 Corvette Manual Transmission Mainshaft Rear Seal

( Brand: General Motors ), ( Manufacturer Part Number: 3932255 ), ( Part Type: Seal Manual Transmission Motor )

Review GENERAL MOTORS Nos Manual Transmission Mainshaft Rear Seal fits CORVETTE 1957-80

1957-1980 Chevrolet Corvette Manual Transmission Mainshaft Rear Seal (3932255)

Description:

The 1957-1980 Chevrolet Corvette Manual Transmission Mainshaft Rear Seal (3932255) is a crucial component designed to prevent transmission fluid leakage from the rear end of your classic Corvette's manual transmission system. This part is specifically engineered for Corvettes produced between 1957 and 1980, ensuring a perfect fit and reliable performance.

Constructed from high-quality materials, this mainshaft rear seal is designed to endure the rigors of daily driving or enthusiastic use on the race track. Its primary function is to seal the area where the mainshaft exits the transmission case, preventing the loss of valuable transmission fluid. This not only helps maintain optimal transmission performance but also protects the environment by reducing the potential for fluid spills.

This mainshaft rear seal is easy to install, making it an excellent choice for DIY enthusiasts. It is typically replaced during routine transmission maintenance or when experiencing fluid leaks. Replacing a worn-out seal with a new one can save you from more extensive and costly repairs down the line.

Key Features:

- Designed for 1957-1980 Chevrolet Corvette manual transmission

- Prevents transmission fluid leakage from the mainshaft area

- Constructed from high-quality materials for durability

- Easy to install for DIY enthusiasts

- Helps maintain optimal transmission performance and protect the environment

In conclusion, the 1957-1980 Chevrolet Corvette Manual Transmission Mainshaft Rear Seal (3932255) is an essential component for preserving the performance and longevity of your classic Corvette's manual transmission system. By sealing the mainshaft exit point and preventing fluid leaks, this seal ensures your Corvette remains in top shape for years to come.

Buying a manual transmission mainshaft rear seal for a 1957-1980 Corvette can be a crucial decision for car enthusiasts and restorers. Here are some pros and cons to help you make an informed decision:

Pros:

1. Improved Performance: A leaking mainshaft rear seal can cause transmission fluid loss, which can negatively impact your Corvette's performance. Replacing the seal can help improve your car's power delivery and overall driving experience.

2. Enhanced Durability: A new mainshaft rear seal can provide better sealing performance than an old or worn-out seal. This can help prevent future leaks and prolong the life of your transmission.

3. Peace of Mind: Knowing that you have a new and functional mainshaft rear seal can give you peace of mind, especially if you plan to drive your Corvette regularly or participate in car shows and events.

Cons:

1. Cost: Replacing the mainshaft rear seal on a 1957-1980 Corvette can be a costly repair. The seal itself may not be very expensive, but the labor costs and the cost of other necessary parts (such as gaskets and seals) can add up.

2. Time-Consuming: The process of replacing the mainshaft rear seal can be time-consuming, especially if you decide to do it yourself. Depending on your mechanical skills and experience, this repair could take several hours.

3. Potential for Other Issues: Replacing the mainshaft rear seal may not be the only repair needed for your Corvette's transmission. Other issues, such as worn-out clutch components or damaged gears, may require additional repairs.

Conclusion:

Replacing the mainshaft rear seal on a 1957-1980 Corvette can be a worthwhile investment for those who value performance, durability, and peace of mind. However, it is important to consider the cost and time involved in this repair, as well as the potential for other issues that may require additional repairs. Ultimately, the decision to replace the mainshaft rear seal should be based on your personal priorities and budget.

Recommendation:

If you are experiencing transmission fluid loss or notice signs of a leaking seal, it may be worth considering replacing the mainshaft rear seal on your 1957-1980 Corvette. We recommend consulting with a professional mechanic or transmission specialist to assess the condition of your transmission and determine if this repair is necessary. Additionally, researching and comparing prices from various suppliers can help you find the best value for your money.

Details:

Winning bidder to prepay bid and shipping. I have a partial list of the parts have, but inventory changes daily. You can combine multiple wins to save on shipping when possible. Here is an NOS 1957-80 Corvette Manual Transmission Mainshaft Rear Seal #3932255.

part #: 3932255 prices

  • $25.00-$58.30

specifications manutransmission:

  • for models: Corvette
  • for years: 1957-80
  • brand: General Motors
  • mpn: 3932255
  • part type: Seal Manual Transmission Motor

shipping manutransmission:

  • type: Calculated
  • class: Expedited, Standard
  • carrier: USPS
  • service: USPS Priority Mail, USPS Ground Advantage, USPS Priority Mail Small Flat Rate Box
  • transit: 3-7 Days
  • cost: $14.20

seller manutransmission:

  • city: Hillsboro, Oregon
  • rating: 99.8%
  • # reviews: 11479

general manutransmission:

  • condition: New other see details
  • Car Truck Parts Accessories > Transmission Drivetrain > Manual Transmission Parts

offer manutransmission:

  • availability: In Stock
  • sold: 0
  • started: December 10, 2025
  • options: Ship-to-home
  • quantity: 1
  • best offers: True

payments manutransmission:

  • other
  • wallet: Google-pay
  • credit card: Mastercard

returns manutransmission:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted
for models: corvette, for years: 1957-80, part type: seal manual transmission motor,
category: auto parts > car truck parts accessories > transmission drivetrain > manual transmission parts, sku: 9763877846320741,

General Motors 3932255 Is Similar To:

manutransmission logo
5 offers $25.00–$58.30 USD
  • Offer #1: $45.00 price + $15.86 shipping estimate = $60.86* total. PART #.+$15.86 shipping
  • Offer #2: $58.30 price + $8.06 shipping estimate = $66.36* total. Chevrolet 1982 1983 Camaro with MV9 A.T.. Chevrolet 1955 1963 Corvette with 8 cylinder and 3-speed.+$8.06 shipping
  • Offer #3: $25.00 price + $7.85 shipping estimate = $32.85* total. The GM part number is physically stamped into the seal flange making is a great piece for factory original restorations. The GM part number is.+$7.85 shipping
  • Offer #4: $22.95 price + $0.00 shipping estimate = $22.95* total. It is a performance part that ensures a proper fit and function, making it ideal for traditional hot rod and muscle car restoration projects This vintage transmission seal is designed for specific GM models from the 50s to 80s, including classics like the Camaro, Chevelle, and Nova.FREE SHIPPING
  • Offer #5: $13.88 price + $0.00 shipping estimate = $13.88* total. INV#44074/236/JJKLLM+.FREE SHIPPING

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