GM 89048133 Cover Trans

( Brand: Gm ), ( Manufacturer Part Number: 89048133 ), ( Part Type: Cover Tran )

Review GM Cover Trans fits RR

The **GM 89048133 Cover Trans** is a high-performance, precision-engineered transmission cover designed specifically for General Motors (GM) vehicles, ensuring optimal protection and functionality for your drivetrain system. Crafted from durable, high-grade materials, this cover is engineered to withstand the rigors of daily driving, extreme temperatures, and heavy loads, making it an essential component for maintaining the longevity and efficiency of your vehicle s transmission. Its seamless, one-piece construction minimizes the risk of leaks, fluid contamination, or debris ingress, which can compromise transmission performance and lead to costly repairs. The cover features a tight, interference-fit design that securely attaches to the transmission housing, providing a reliable seal that prevents fluid loss and maintains proper lubrication within the transmission system. Whether installed in a light-duty truck, SUV, or performance-oriented vehicle, this cover is built to deliver consistent, long-lasting protection, ensuring smooth gear shifts and extended transmission life. Its robust construction also contributes to improved fuel efficiency by reducing internal friction and maintaining optimal operating temperatures. For mechanics and DIY enthusiasts alike, the GM 89048133 Cover Trans offers a perfect balance of durability, precision, and compatibility, making it an indispensable upgrade for any GM vehicle owner seeking to enhance reliability and performance.

### **Pros and Cons of buying a GM 89048133 Cover Trans (Gasket Kit for 8904 Engine)**

1. **Compatibility and Fitment** This gasket kit is specifically designed for GM 8904 engines (common in vehicles like the 2002 2007 Chevrolet Silverado, GMC Sierra, and some GMC Savana models). It ensures a proper seal, reducing the risk of leaks and engine damage.

2. **High-Quality Materials** GM s original equipment manufacturer (OEM) parts are typically made from durable materials, including reinforced rubber and metal components, which can last longer than aftermarket alternatives.

3. **Prevents Leaks and Contamination** A faulty oil pan gasket or valve cover gasket can lead to oil leaks, coolant mixing with oil, or air leaks, all of which can cause engine damage. Replacing these gaskets proactively prevents costly repairs.

4. **Simplified Installation** Since it s an OEM part, it s designed to fit seamlessly with the engine s existing components, reducing the risk of installation errors that could occur with non-matching aftermarket parts.

5. **Warranty Coverage** If purchased new from an authorized dealer or GM-approved supplier, it may still be under warranty, providing peace of mind against defects.

6. **Reliability for Long-Term Use** GM s gasket kits are engineered to withstand the thermal and mechanical stresses of modern engines, reducing the likelihood of premature failure.

---

1. **Cost** GM OEM parts can be more expensive than aftermarket alternatives. The price may be a barrier for budget-conscious buyers, especially if multiple gaskets (oil pan, valve cover, etc.) need replacement.

2. **Limited Availability** Depending on the region, finding an exact GM 89048133 part may require ordering from a dealer or online supplier, which could involve shipping delays.

3. **Potential for Overkill** If only one gasket (e.g., valve cover) is leaking, replacing the entire kit may feel unnecessary. However, it s often recommended to replace all related gaskets during an engine service to prevent future leaks.

4. **Installation Complexity** While designed for easy fitment, replacing gaskets still requires mechanical skill, especially if the engine has been previously modified or if there are other underlying issues (e.g., warped surfaces). Improper installation can lead to leaks or damage.

5. **Mixed Reviews on Durability** Some users report that even OEM gaskets fail prematurely, particularly in high-mileage or heavily used engines. This may require more frequent replacements than expected.

6. **Environmental and Disposal Concerns** Like all rubber-based parts, gaskets contain materials that may not be easily recyclable, contributing to waste if not disposed of properly.

---

The **GM 89048133 cover trans (gasket kit)** is a reliable choice for maintaining the integrity of an 8904 engine, particularly if you prioritize OEM quality and long-term performance. Its primary advantages lie in its compatibility, durability, and reduced risk of leaks, which justify the higher cost for many vehicle owners. However, the expense and potential for over-replacement (if only one gasket is failing) may deter some buyers.

For those on a tight budget, aftermarket gasket kits from reputable brands (e.g., Fel-Pro, Victor Reinz, or Melling) can offer comparable performance at a lower cost. However, these alternatives should be carefully researched for compatibility and user reviews.

If you re performing a full engine service or notice multiple gasket-related leaks, the GM OEM kit is a strong recommendation. For minor repairs or single-gasket replacements, an aftermarket option might suffice.

- You value OEM reliability and warranty coverage.

- You re replacing multiple gaskets simultaneously (e.g., oil pan, valve cover, and intake manifold).

- Your engine is high-mileage or heavily used, and you want to minimize future leak risks.

- You re only replacing one gasket and want to save money.

- You ve researched and selected a high-quality aftermarket brand with strong reviews.

- You re comfortable with installation and willing to monitor for potential future leaks.

Always ensure proper installation by following GM s service manual or consulting a professional mechanic if unsure. Regular maintenance (e.g., checking gaskets during oil changes) can extend their lifespan and prevent costly failures.

Details:

Engineered using the latest technology to ensure product lasts longer in service. Made of high-quality components for durability, reliability, and performance. Manufactured following strict OE standards to work like the original component. Gm 89048133 Cover,Trans Rr: Part Number: Manufacturer: GM.

Designed specifically for trucks, trailers, and buses. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

part #: 89048133 prices

• $54.81-$70.40

specifications engimou:

• for models: Rr
• brand: Gm
• mpn: 89048133
• part type: Cover Tran

payments engimou:

• wallet: Apple-pay
• other
• credit card: Diners-club

shipping engimou:

• transit: 4-7 Days
• class: Standard
• type: Fixed
• cost: $0.00
• service: Standard

returns engimou:

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

general engimou:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Mounts
• condition: New

seller engimou:

• # reviews: 69599
• city: Los Angeles, California
• rating: 99.4%

offer engimou:

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

Gm 89048133 Is Similar To:

• 10381553 Gm Saturn Genuine Rear Trans Mount (37.7% similar) Electrical parts are not returnable. Shipping carrier substitutions may be made at our determination in an attempt to reduce cost the customer. Parts must be resalable and in the original packaging...(May 19th, 2018)
• 13227775 Gm Trans Mount (40.8% similar) This parts position is front, lower...(September 29th, 2018)
• 13228303 Gm Trans Mount (44.9% similar) This parts position is rear...(September 29th, 2018)
• 13341629 Gm New Genuine Trans (40% similar) Please google part number for compatibility. New genuine Gm trans mount bracket...(October 21st, 2017)
• 13346302 Gm Oem-transmission Trans Mount (39.4% similar) This parts position is rear...(February 12th, 2018)
• 15299173 Gm New Genuine Side Trans Mount (33.3% similar) New genuine Gm mount part sale includes free shipping...(December 25th, 2018)
• 15840277 Gm Trans Mount (36.7% similar) This part fits vehicles made in the following years 2007 , 2008 , 2009 , 2010 , 2011 , 2012 , 2013 , 2014...(February 28th, 2018)
• 20789546 Gm Chevrolet Oem Captiva Trans Mount (36.6% similar) Est, Mon to Fri...(August 20th, 2018)
• 20839834 Gm Oem-transmission Trans Mount (36.4% similar) This part fits vehicles made in the following years 2010 , 2011 , 2012 , 2013 , 2014 , 2015 , 2016 , 2017 . This parts position is rear, right...(January 27th, 2018)
• 20945771 Gm Cadillac Oem Trans Mount (38.7% similar) 6l wagon 4-DOOR, base coupe 2-DOOR, sedan luxury performance premium sport 4-DOOR. This part fits vehicles made in the following years 2008 , 2009 , 2010 , 2011 , 2012 , 2013 , 2014 . Superseded part numbers this item may have been from a different number manufacture...(March 3rd, 2018)
• 22145832 General Motors Gm Motor Trans Mount Left Side Factory Oem (28.3% similar) Merchandise must be unworn tried on only for fit and sizing in the original packaging. Boxes and APO's...(November 12th, 2018)