GM GENUINE PARTS 55351579 Manual Transmission Blocking Ring

( Brand: Gm Genuine Parts ), ( Manufacturer Part Number: 55351579 ), ( Part Type: Ring Manual Transmission ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement )

Review GM GENUINE PARTS Manual Transmission Blocking Ring

The GM 55351579 Manual Transmission Blocking Ring is an essential component in the manual transmission system of select General Motors vehicles. This ring is designed to block the transmission output shaft when performing various maintenance tasks and services, such as clutch replacement or transmission repair.

Measuring approximately 2.5 inches in diameter and 1 inch in width, the ring is made from a robust, heat-treated steel material. Its precise engineering ensures a snug fit onto the transmission output shaft, preventing any unwanted movement during the aforementioned procedures. The surface of the ring is finished with a hardened, flat-faced design to minimize wear and provide optimal engagement with the clutch pack.

The GM 55351579 Manual Transmission Blocking Ring comes with an installation kit, which includes a set of new seals and gaskets. These seals and gaskets are crucial for maintaining the hydraulic integrity of the transmission system and preventing any potential leaks.

The ring's installation process is relatively straightforward. First, the old ring and seals are removed. Then, the new ring and seals are installed, ensuring a proper fit and alignment. Properly following the manufacturer's instructions during installation is essential to ensure the longevity and performance of the new ring and transmission system as a whole.

In summary, the GM 55351579 Manual Transmission Blocking Ring is a vital component for maintaining and servicing the manual transmission system in select GM vehicles. Its robust design, precise engineering, and inclusion of a new installation kit make it an excellent choice for those seeking a reliable and effective solution for their transmission maintenance needs.

Buying a GM 55351579 manual transmission blocking ring involves weighing the potential benefits against the costs. Here are some pros and cons to consider:

1. Prevents Transmission Damage: The primary function of a transmission blocking ring is to prevent damage to the transmission when working on the engine or transmission. By blocking the transmission input shaft, you can work on other components without the risk of damaging the transmission.

2. Easy to Install: The GM 55351579 manual transmission blocking ring is designed to be easy to install. It typically requires only a few tools and can be done in a relatively short amount of time.

3. Reusable: The GM 55351579 manual transmission blocking ring is reusable, making it a cost-effective solution for those who plan to work on their transmission multiple times.

4. Made of Durable Material: The ring is made of a strong, heat-treated steel material that can withstand the rigors of transmission work.

1. Additional Cost: The GM 55351579 manual transmission blocking ring is an additional cost for those performing transmission work. While it is a necessary tool for the job, it can add to the overall expense.

2. Requires Proper Use: To get the most benefit from the ring, it is essential to use it correctly. Improper use can result in transmission damage or other issues.

3. May Not Fit All Transmissions: The GM 55351579 manual transmission blocking ring is specific to certain GM transmissions. It may not fit or be compatible with other transmission models.

The GM 55351579 manual transmission blocking ring is a valuable tool for those performing transmission work on compatible GM vehicles. Its ability to prevent transmission damage, ease of installation, reusability, and durability make it a worthwhile investment. However, the additional cost and the requirement for proper use are important considerations. Ultimately, if you plan to work on your GM transmission, investing in a quality blocking ring like the GM 55351579 can save you time, money, and potential headaches in the long run.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Electrical parts are not returnable. Parts must be resalable and in the original packaging.

part #: 55351579 prices

• $33.40-$81.66

specifications manutransmission:

• brand: Gm Genuine Parts
• mpn: 55351579
• part type: Ring Manual Transmission
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement

shipping manutransmission:

• type: Fixed
• service: Standard
• cost: $9.95
• transit: 5-9 Days
• class: Standard

offer manutransmission:

• availability: In Stock
• started: August 28, 2025
• sold: 0
• quantity: 4
• options: Ship-to-home

seller manutransmission:

• city: Thompsontown, Pennsylvania
• # reviews: 73
• rating: 100.0%

payments manutransmission:

• wallet: Apple-pay
• credit card: Discover
• other

returns manutransmission:

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

general manutransmission:

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

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