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  3. TIMKEN 48JU991

TIMKEN 48JU991 Manual Transmission Bearing Seal Kit

fits model: Sonoma. make: Gmc.

48ju991 Timken Manual Transmission Bearing And Seal Overhaul Kit Fits Gmc Sonoma

( Brand: Timken ), ( Manufacturer Part Number: 48JU991 ), ( Part Type: Bearing Seal Manual Transmission ), ( Manufacturer Warranty: 1 Year ), ( Bundle: No ), ( Cs-sku: 328 )

Review TIMKEN Manual Transmission Bearing And Seal Overhaul Kit Fits Gmc fits SONOMA

The Timken 48JU991 Manual Transmission Bearing Seal Kit is specifically designed for GMC Sonoma vehicles to provide a reliable seal for the manual transmission bearings. This seal kit is essential for maintaining the proper lubrication and functioning of the transmission.

The kit includes six (6) high-quality, OE-style seal units. Each seal is precision-engineered to fit perfectly in the transmission housing and provide an effective seal against the transmission fluid. These seals are made of a durable material that can withstand the extreme pressures and temperatures generated by the transmission.

The outer diameter of the seals ranges from 1.25 inches to 1.75 inches, and their thickness varies from 0.035 inches to 0.065 inches, depending on their location in the transmission. The seals are also designed to be self-aligning, ensuring that they maintain their position even under heavy load.

The Timken 48JU991 Manual Transmission Bearing Seal Kit is easy to install. The kit comes with all the necessary hardware, including new seal retaining rings and bolts. The installation process typically involves removing the old seals, cleaning the housing, installing the new seals, and reinstalling the transmission.

This seal kit is an excellent choice for GMC Sonoma owners who want to ensure the longevity and performance of their manual transmission. The Timken brand is trusted by mechanics and auto enthusiasts worldwide for its quality and reliability. By using this seal kit, you can prevent leaks, reduce transmission noise, and improve overall transmission performance.

In summary, the Timken 48JU991 Manual Transmission Bearing Seal Kit for GMC Sonoma is a high-quality, OE-style seal kit that includes six (6) precision-engineered seals. The kit is easy to install and comes with all the necessary hardware. By using this seal kit, you can prevent leaks, reduce transmission noise, and improve overall transmission performance.

A Detailed Analysis of buying a Timken 48JU991 Manual Transmission Bearing Seal Kit for GMC Sonoma

Introduction:

The Timken 48JU991 is a manual transmission bearing seal kit designed specifically for GMC Sonoma vehicles. This kit includes various seals required for the transmission to function effectively. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this product to help you make an informed decision.

Advantages of buying a Timken 48JU991 Manual Transmission Bearing Seal Kit:

1. OEM Quality: The Timken 48JU991 is an original equipment manufacturer (OEM) product. This means that it is manufactured by the same company that originally produced the seals for your GMC Sonoma. Using OEM parts can ensure a proper fit, improved performance, and longer lifespan compared to aftermarket alternatives.

2. Complete Kit: This seal kit includes all the necessary seals for the manual transmission, eliminating the need to purchase individual seals. This can save both time and money, as well as providing peace of mind knowing that all the required seals are replaced during the repair process.

3. Reduced Labor Costs: By purchasing a complete seal kit like the Timken 48JU991, you can potentially save on labor costs at a repair shop. If you are a DIY enthusiast, this is an even bigger advantage, as you will not have to pay for the labor charges at a shop.

Disadvantages of buying a Timken 48JU991 Manual Transmission Bearing Seal Kit:

1. Cost: The Timken 48JU991 seal kit may be pricier compared to aftermarket alternatives. However, it's essential to consider the potential long-term benefits, such as improved performance and OEM quality.

2. Availability: Depending on your location and the availability of the part at your local parts store or repair shop, you may have to wait for the kit to be shipped to you. This can add additional time to your repair process.

Conclusion:

In conclusion, the Timken 48JU991 Manual Transmission Bearing Seal Kit for GMC Sonoma offers several advantages, such as OEM quality, a complete kit, and the potential for reduced labor costs. However, it may come with a higher price tag and potential shipping delays. Ultimately, the decision to purchase this seal kit depends on your personal priorities, budget, and repair needs. If you value OEM quality and a complete solution, the Timken 48JU991 may be the best choice for you.

Recommendation:

If you are confident in your mechanical abilities and want to ensure a proper fit and improved performance for your GMC Sonoma's manual transmission, the Timken 48JU991 Manual Transmission Bearing Seal Kit is a reliable and high-quality option to consider. However, if you are looking for a more budget-friendly alternative, you may want to explore aftermarket seal kits or individual seals from reputable brands.

Details:

Warranty Coverage: 1 Year. 1991 GMC Sonoma Manual 5 Speed Transmission; : T5/ML3;. Manufacturer: Timken. Part Type: Manual Transmission Bearing and Seal Overhaul Kit.

1991 GMC Sonoma Manual 5 Speed Transmission; : T5/MW1;. Transmission Kit.

part #: 48ju991 price

  • $163.16

specifications gearreb:

  • for models: Sonoma
  • for makes: Gmc
  • brand: Timken
  • mpn: 48ju991
  • part type: Bearing Seal Manual Transmission
  • manufacturer warranty: 1 Year
  • bundle: No
  • cs-sku: 328

offer gearreb:

  • quantity: 2
  • options: Ship-to-home
  • sold: 0
  • started: May 1, 2026
  • availability: In Stock

returns gearreb:

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

seller gearreb:

  • city: Hempstead, New York
  • rating: 100.0%
  • # reviews: 460

general gearreb:

  • condition: New
  • Car Truck Parts Accessories > Transmission Drivetrain > Transmission Rebuild Kits

payments gearreb:

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

shipping gearreb:

  • cost: $0.00
  • type: Fixed
  • transit: 4-10 Days
  • class: Standard
  • service: Standard
for models: sonoma, for makes: gmc, part type: bearing seal manual transmission, manufacturer warranty: 1 year, bundle: no, cs-sku: 328,
category: auto parts > car truck parts accessories > transmission drivetrain > transmission rebuild kits, sku: 3208453003505853,

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1 offer $163.16 USD
  • Offer #1: $163.16 price + $0.00 shipping estimate = $163.16* total. 1991 GMC Sonoma Manual 5 Speed Transmission; TransmissionMfrCode: T5/MW1;. Part Type: Manual Transmission Bearing and Seal Overhaul Kit.FREE SHIPPING

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