GM BUICK 1289938 Nos Bearing Differential Pinion 5.526

( Brand: Gm Buick ), ( Type: Bearing ), ( Ipn: 1289938 ), ( Material: Steel ), ( Vintage Part: Yes ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review GM BUICK Nos Bearing Group 5.526 Differential Pinion

Introducing the GM Buick 1289938 NOS (New Old Stock) differential pinion, a high-quality replacement part designed specifically for Buick vehicles. This pinion gear is an essential component of the differential assembly, responsible for transmitting engine power to the drive wheels.

The GM Buick 1289938 NOS differential pinion is manufactured to precise specifications using premium materials. It is engineered to provide superior strength, durability, and reliability, ensuring smooth and efficient power transfer from the engine to the wheels. The pinion gear teeth are precision-machined to ensure accurate engagement with the ring gear, reducing the risk of vibration and noise.

This NOS differential pinion is a direct fit for various Buick models, including those with a 5.526 differential. It comes uninstalled, allowing for a seamless and hassle-free installation process. The pinion gear is carefully packaged in protective packaging to ensure that it arrives in perfect condition.

By choosing the GM Buick 1289938 NOS differential pinion, you can enjoy the peace of mind that comes with using a genuine OEM (Original Equipment Manufacturer) part. This part is a perfect fit and is guaranteed to meet or exceed the original equipment performance standards. It is also backed by the GM warranty, giving you the confidence that you are making a smart investment in your vehicle's maintenance and longevity.

In summary, the GM Buick 1289938 NOS differential pinion is an ideal replacement part for your Buick vehicle. It is manufactured to the highest standards using premium materials, ensuring superior strength, durability, and reliability. It is a direct fit for vehicles with a 5.526 differential and comes with the peace of mind that comes with using a genuine OEM part.

Buying a GM Buick 1289938 nos bearing 5.526 differential pinion involves considering several pros and cons before making a decision. This part is essential for the differential assembly, which connects the pinion gear to the ring gear and transfers torque from the engine to the wheels.

1. Original Equipment (OE): This is a new old stock (NOS) part, which means it is an original equipment part produced by General Motors. OE parts are engineered to fit and function perfectly with the vehicle, ensuring optimal performance and longevity.

2. Reliability: NOS parts are known for their reliability since they have been stored properly for an extended period, preserving their original quality.

3. Availability: NOS parts can be a lifesaver when dealing with hard-to-find or discontinued parts, as they offer a viable alternative for vehicle restoration and repair projects.

1. Cost: NOS parts can be more expensive than aftermarket parts due to their availability and the fact that they are original equipment.

2. Limited applications: Since this is a specific part number, it may only be applicable to a specific model, year, or engine configuration.

3. Shipping and Handling: NOS parts are typically shipped from specialized warehouses or distributors, which could result in extended shipping times and additional handling fees.

Considering the pros and cons, the GM Buick 1289938 nos bearing 5.526 differential pinion can be a valuable investment for those looking for a reliable and original equipment solution for their vehicle's differential assembly. However, it comes with a higher price tag compared to aftermarket alternatives. Ultimately, the decision to purchase this part depends on factors such as vehicle usage, restoration goals, and budget constraints.

If you're looking for a cost-effective alternative, you may consider exploring aftermarket differential pinions with similar specifications to your GM Buick vehicle. However, if originality and reliability are your top priorities, the NOS GM Buick 1289938 differential pinion could be an excellent choice.

Details:

NOS GM Buick Bearing, 1289938 Group 5.526, Differential Pinion, For sale is ONE which for the Pinion. This is new and in excellent condition original box.

part #: 1289938 price

• $10.00

specifications engibearing:

• brand: Gm Buick
• type: Bearing
• interchange part number: 1289938
• material: Steel
• vintage part: Yes
• universal fitment: No
• country of origin: United States

offer engibearing:

• quantity: 1
• availability: In Stock
• sold: 0
• started: January 1, 2026
• options: Ship-to-home

general engibearing:

• condition: New other see details
• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings

payments engibearing:

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

seller engibearing:

• city: Wyoming, Minnesota
• rating: 100.0%
• # reviews: 495

returns engibearing:

• policy: No Returns

shipping engibearing:

• service: USPS Ground Advantage
• type: Fixed
• transit: 5-11 Days
• carrier: USPS
• cost: $15.00
• class: Standard

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