SX-QBM7 NATIONAL Rear Transmission Countershaft Bearing Yk

Review NATIONAL Rear Transmission Countershaft Bearing For Gmc Manual Yk for GMC 1952

Introducing the National SX-QBM7 rear transmission countershaft bearing, an essential component for the 1952 GMC FC100-22 manual YK. This high-quality bearing is specifically designed to fit the rear transmission countershaft of this classic vehicle model, ensuring a smooth and efficient operation of the transmission system.

The National SX-QBM7 bearing is meticulously engineered using premium materials, including a steel outer ring and a brass inner ring. The inner ring is machined with a precision fit to snugly fit onto the countershaft, while the outer ring is designed to securely fit onto the transmission housing. The bearing also features a high-quality, chrome steel ball retainer that keeps the balls in place, ensuring optimal load distribution and longevity.

The balls used in this bearing are made of premium, hardened steel, ensuring they can withstand the heavy loads and stresses placed upon them during operation. The bearing also features a generous clearance, allowing for easy installation and removal, while also providing ample space for lubrication.

The National SX-QBM7 rear transmission countershaft bearing is precision machined to meet or exceed OEM specifications, ensuring a perfect fit and optimal performance. It is also designed to be compatible with a wide range of lubricants, making it a versatile and practical choice for classic vehicle enthusiasts.

Installing this bearing is a straightforward process, but it is always recommended to consult the vehicle owner's manual or a qualified mechanic to ensure proper installation and to avoid any potential damage to the transmission system. With proper installation and regular maintenance, this National SX-QBM7 rear transmission countershaft bearing can provide reliable and long-lasting performance for your 1952 GMC FC100-22 manual YK.

In summary, the National SX-QBM7 rear transmission countershaft bearing is a high-quality, precision-engineered component designed to fit and perform optimally in the 1952 GMC FC100-22 manual YK. Its durable construction, premium materials, and ease of installation make it an essential addition to any classic vehicle enthusiast's toolkit.

Buying a national SX-QBM7 rear transmission countershaft bearing for a 1952 GMC FC100-22 manual YK comes with both advantages and disadvantages. Here are some potential pros and cons to consider:

1. OEM Compatibility: This bearing is designed specifically for use in 1952 GMC FC100-22 manual YK rear transmissions, ensuring a perfect fit and optimal performance.

2. Reliable: National brand bearings are known for their durability and ability to withstand the rigors of heavy-duty use, making this bearing a reliable choice for your vehicle.

3. Reduces Noise and Vibration: A worn or damaged countershaft bearing can cause significant noise and vibration in your transmission. Replacing it with a new one can help reduce these issues, improving the overall driving experience.

4. Prevents Damage: A faulty countershaft bearing can cause other parts of the transmission to wear out more quickly or even fail completely. By replacing the bearing now, you can prevent more costly repairs down the line.

1. Cost: National brand bearings can be more expensive than aftermarket alternatives. However, the reliability and compatibility may make the higher cost worthwhile.

2. Availability: Depending on your location and the availability of parts suppliers, it may take some time to source and receive this specific bearing.

3. Installation: Replacing a countershaft bearing can be a complex and time-consuming process that requires specialized tools and knowledge. It may be worth considering hiring a professional mechanic to ensure the job is done correctly.

In conclusion, purchasing a national SX-QBM7 rear transmission countershaft bearing for your 1952 GMC FC100-22 manual YK can provide several benefits, including improved performance, reliability, and reduced noise and vibration. However, it may come with a higher cost and potential challenges in terms of availability and installation. Ultimately, the decision to purchase this bearing depends on your budget, availability of alternatives, and your comfort level with the installation process.

Recommendation: If you value the peace of mind that comes with using a high-quality, OEM part and are willing to invest in the cost, then purchasing a national SX-QBM7 rear transmission countershaft bearing is a recommended choice. However, if you're on a tight budget or prefer to save on costs, you may want to consider an aftermarket alternative or explore other options for addressing the issue with your transmission.

Details:

National rear transmission countershaft bearing for 1952 Gmc FC100-22 manual yk: status: in stock.

specifications differentialsdepo:

• for makes: Gmc
• for years: 1952
• brand: National
• mpn: Sx-qbm7
• placement on vehicle: Transmission Bearings
• type: Manual Transmission Countershaft Bearing
• item length: 4.380
• manufacturer warranty: 1 Year
• ipn: C260 31-32
• compatible model: Fc100-22
• core charge: Free No Core Charge
• position: Rear
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Manual Transmission Countershaft Bearing

payments differentialsdepo:

• other
• wallet: paypal
• credit card: discover

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Additional

seller differentialsdepo:

• city: indianapolis, indiana
• # reviews: 638723
• rating: 99.6%

offer differentialsdepo:

• started: march 29, 2026
• in stock #: 2
• prices: $70.64–$116.44
• item condition: New
• availability: in stock
• sold #: 8
• options: ship-to-home

shipping differentialsdepo:

• service: standard, expedited
• class: standard, expedited
• transit: 3-6 days
• type: fixed

returns differentialsdepo:

• paid by: seller
• policy: returns accepted
• time: 30 days