GM 590506 Nos Trans Countershaft Gear Spacer

( Brand: Gm ), ( Manufacturer Part Number: 590506 ), ( Part Type: Tran Gear Spacer ), ( Measurements: X 2-5/16 O.d. X 7/8 Length ), ( Group Number: 4.426 ), ( Finish: Original ), ( Note: Please Read Full Ad Below For Additional Info. ), ( Vintage Part: Yes ), ( Country Of Origin: United States ), ( Item Condition: New )

Review GM Chevrolet Truck Nos Speed Trans Countershaft Gear Spacer fits 1931–1954

GM 590506 Transmission Countershaft Gear Spacer for 1931-1954 Chevrolet

This GM 590506 Transmission Countershaft Gear Spacer is a critical component for the manual transmission systems found in select Chevrolet models from 1931 to 1954. Designed and manufactured to meet Original Equipment Manufacturer (OEM) specifications, this part ensures reliable and efficient power transmission from the engine to the transmission.

The gear spacer is a key component in the countershaft assembly of the transmission. It plays a vital role in maintaining the proper alignment and spacing of the various gears that make up the transmission system. Over time, regular wear and tear can cause this part to fail, leading to transmission issues such as grinding gears, erratic shifting, and complete transmission failure.

This replacement GM 590506 Transmission Countershaft Gear Spacer is made from high-quality materials that are designed to withstand the rigors of daily driving. It is precision-machined to ensure a perfect fit and function in your 1931-1954 Chevrolet transmission system.

Installing this gear spacer is a straightforward process, requiring only basic hand tools and a reasonable level of mechanical aptitude. By replacing this worn-out or damaged component with a new GM OEM part, you can restore your transmission to its optimal performance and extend the life of your vehicle's powertrain.

In summary, this GM 590506 Transmission Countershaft Gear Spacer is an essential repair item for any 1931-1954 Chevrolet owner experiencing transmission issues. By investing in a high-quality, OEM replacement part, you can ensure a reliable and efficient powertrain, while also minimizing the risk of costly repairs down the line.

Pros and Cons of Buying a GM 590506 1931-1954 Chevrolet NOS Trans Countershaft Gear Spacer

Pro: Purchasing a GM 590506 1931-1954 Chevrolet NOS (New Old Stock) Trans Countershaft Gear Spacer ensures that you are getting an original and authentic part for your classic vehicle. These parts are often sourced from original manufacturers or their suppliers, making them a reliable choice for restoration projects.

Con: The cost of a NOS part is generally higher than that of a new aftermarket part or a rebuilt OEM part due to their limited availability and historical significance.

Pro: A GM 590506 Trans Countershaft Gear Spacer is a critical component of the transmission system, and replacing it with a new or rebuilt original part can help ensure the smooth operation and longevity of your classic Chevrolet's powertrain.

Con: If the part is not worn or damaged, replacing it unnecessarily could be a waste of resources and money, especially since new aftermarket parts or rebuilt OEM parts may be more cost-effective alternatives.

Pro: NOS parts like the GM 590506 1931-1954 Chevrolet Trans Countershaft Gear Spacer are often available through specialized dealers and online marketplaces, giving collectors and restorers access to previously hard-to-find components.

Con: Due to their limited availability, it may take some time and effort to locate a reputable seller or supplier of these parts, which could result in additional costs and delays.

Pro: Investing in a high-quality GM 590506 1931-1954 Chevrolet Trans Countershaft Gear Spacer can provide peace of mind and long-term satisfaction for classic car enthusiasts, knowing that they have sourced an authentic and functional part for their restoration project.

Con: The cost of a NOS part can be a significant investment, which may not be feasible for all collectors and restorers, especially if they are working on a budget.

In conclusion, purchasing a GM 590506 1931-1954 Chevrolet Trans Countershaft Gear Spacer as a NOS part offers several advantages, including authenticity, original functionality, and availability. However, the higher cost compared to aftermarket or rebuilt alternatives is a considerable disadvantage. Ultimately, the decision to buy a NOS part depends on the individual's priorities, budget, and the specific requirements of their classic Chevrolet restoration project. If authenticity and original functionality are top priorities, then a NOS part is a worthwhile investment. If budget is a concern, then considering aftermarket or rebuilt alternatives may be a more practical solution.

Details:

Border Frame.

part #: 590506 prices

• $13.00-$18.99

specifications manutransmission:

• for makes: Chevrolet
• for years: 1931-1954
• brand: Gm
• mpn: 590506
• part type: Tran Gear Spacer
• measurements: X 2-5/16 O.d. X 7/8 Length
• group number: 4.426
• finish: Original
• note: Please Read Full Ad Below For Additional Info.
• vintage part: Yes
• country of origin: United States
• item condition: New

seller manutransmission:

• # reviews: 23588
• city: Douglas, Arizona
• rating: 99.9%

shipping manutransmission:

• transit: 4-10 Days
• cost: $0.00
• class: Economy, Expedited
• carrier: USPS
• type: Fixed
• service: Economy, USPS Priority Mail

offer manutransmission:

• started: January 27, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 2
• sold: 0

general manutransmission:

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

payments manutransmission:

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

returns manutransmission:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

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