1. Engine Mounts Deals
  2. sku: 21591747237252853
  3. ACDELCO GM 15634744

ACDELCO GM/GM GENUINE PARTS 15634744 Rear Engine Mount

fits year: 1998–1999.

15634744 Acdelco Gm/gm Genuine Parts Rear Engine Mount

( Brand: Acdelco Gm/gm Genuine Parts ), ( Manufacturer Part Number: 15634744 ), ( Part Type: Engine Mount ), ( Make: Chevrolet ), ( Year: 1998 1999 )

Review ACDELCO GM/GM GENUINE PARTS Rear Engine Mount fits 1998–1999

The **ACDelco GM/GMC 15634744 Rear Engine Mount** is a high-performance, heavy-duty suspension component designed to deliver superior durability, reliability, and ride comfort for General Motors vehicles equipped with the LS, LT, or Vortec V8 engines. Engineered to meet or exceed OEM specifications, this mount is crafted from robust, high-quality materials, including reinforced rubber and a durable steel bracket, ensuring it can withstand the extreme forces generated by high-performance applications, towing, or daily driving in demanding conditions. The mount s precision-engineered design minimizes engine vibration, reduces noise transmission, and maintains proper engine positioning, which is critical for optimal drivetrain performance and longevity. Whether installed in classic muscle cars, heavy-duty trucks, or high-mileage workhorses, this mount provides a secure and stable foundation for the engine, helping to prevent excessive wear on related components like the transmission, exhaust system, and firewall mounts. Built to withstand harsh environments, including exposure to heat, cold, and road debris, the ACDelco 15634744 is a trusted replacement part that restores factory-level support and alignment, ensuring a smoother, quieter, and more responsive driving experience. Ideal for both professional mechanics and DIY enthusiasts, this mount is a straightforward, bolt-on upgrade that helps maintain engine integrity and overall vehicle stability, making it an essential component for anyone seeking to preserve or enhance their GM-powered vehicle s performance and reliability.

**Pros and Cons of buying a ACDelco GM/GMC 15634744 Rear Engine Mount**

**Pros:**

The ACDelco GM/GMC 15634744 rear engine mount is a widely recognized brand known for its reliability and compatibility with General Motors vehicles. Here are some key advantages:

1. **Brand Reputation:** ACDelco is a trusted name in the automotive aftermarket, often associated with OEM (Original Equipment Manufacturer) quality. This brand is known for producing parts that meet or exceed factory specifications, ensuring durability and performance.

2. **Compatibility:** This specific part is designed for GM vehicles, including models like the Chevrolet Silverado, GMC Sierra, and others. It is engineered to fit precisely, reducing the risk of installation issues or misalignment.

3. **Durability:** ACDelco parts are generally built to last, often using high-quality materials that withstand the stresses of daily driving, vibrations, and temperature fluctuations. This can extend the lifespan of your engine mount and reduce the likelihood of premature failure.

4. **Warranty:** ACDelco typically offers a warranty with their parts, providing some level of protection against defects. This can offer peace of mind, especially if you are not experienced with automotive repairs.

5. **Ease of Installation:** Since it is an OEM replacement part, it is designed to be compatible with the vehicle s existing mounting points and hardware. This can simplify the replacement process, especially for those with some mechanical experience.

6. **Cost-Effective:** While ACDelco parts may not always be the cheapest option, they often strike a balance between affordability and quality. Replacing a worn or damaged engine mount early can prevent more costly engine damage or transmission issues down the road.

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**Cons:** While ACDelco parts are generally reliable, there are some potential drawbacks to consider:

1. **Price:** ACDelco parts can be more expensive than aftermarket alternatives from lesser-known brands. If you are on a tight budget, you may need to weigh the cost against the perceived value of the part.

2. **Availability:** Depending on your location, finding an ACDelco part may require an online purchase or a trip to a specialized auto parts store. Some smaller or rural areas may have limited stock.

3. **Installation Complexity:** While the part itself is designed for easy installation, replacing an engine mount can be labor-intensive, especially if you are not experienced with automotive work. It may require lifting the vehicle, disconnecting components, and ensuring proper alignment. If you are not comfortable with this process, you may need to pay for professional labor, which can add to the overall cost.

4. **Potential Counterfeit Parts:** As with any popular brand, there is a risk of purchasing counterfeit ACDelco parts, especially from untrusted online sellers. Counterfeit parts may not meet quality standards and could fail prematurely or even cause damage to your vehicle.

5. **Limited Customization:** Like most OEM replacement parts, the ACDelco 15634744 does not offer customization options. If you are looking for parts with specific features (e.g., reinforced materials or unique mounting designs), you may need to explore aftermarket alternatives.

6. **Environmental Concerns:** Disposing of an old engine mount improperly can have environmental implications. If you are replacing the part yourself, you will need to ensure that the old mount is recycled or disposed of according to local regulations.

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**Conclusion:**

The ACDelco GM/GMC 15634744 rear engine mount is a solid choice for those prioritizing reliability, compatibility, and brand trust. It offers a good balance between quality and performance, making it a practical option for most drivers. However, it is not without its drawbacks, particularly regarding cost, installation complexity, and potential counterfeit risks.

If you are replacing a worn or damaged engine mount and you value durability and ease of installation, the ACDelco part is likely a worthwhile investment. It can help prevent more serious engine or transmission issues, ultimately saving you money in the long run. However, if budget is a major concern, you may want to compare it with other reputable aftermarket brands to see if there is a comparable alternative that fits your needs.

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**Recommendation:**

For most drivers, the ACDelco GM/GMC 15634744 rear engine mount is a recommended choice, especially if you are replacing a failed or worn part. Here s how to proceed:

1. **Verify Compatibility:** Double-check that this part number is correct for your specific vehicle model and year. A small mistake in part numbers can lead to compatibility issues.

2. **Purchase from a Trusted Source:** Buy the part from an authorized ACDelco dealer, an established auto parts retailer (such as AutoZone, O Reilly Auto Parts, or RockAuto), or a reputable online marketplace (e.g., Amazon, RockAuto, or the official GM parts website). Avoid purchasing from unknown sellers to minimize the risk of counterfeit parts.

3. **Consider Professional Installation:** If you are not experienced with automotive repairs, consider having the part installed by a professional mechanic. Engine mounts play a critical role in supporting the engine and transmission, and improper installation can lead to further damage or safety issues.

4. **Budget for Additional Costs:** Factor in the cost of any necessary tools (e.g., jack stands, torque wrench) or additional parts (e.g., new bolts, gaskets) that may be required during installation. If you are not confident in your ability to complete the job, account for labor costs.

5. **Inspect the Old Mount:** Before purchasing the replacement, inspect the old engine mount for signs of wear, cracks, or damage. If the mount is severely degraded, it may indicate underlying issues with your vehicle s suspension or engine alignment that should be addressed.

6. **Follow Maintenance Guidelines:** After replacing the engine mount, follow your vehicle s maintenance schedule and pay attention to any unusual noises, vibrations, or performance issues. Regular inspections can help catch potential problems early.

In summary, the ACDelco GM/GMC 15634744 rear engine mount is a reliable and high-quality option for most GM vehicle owners. With careful consideration of your needs, budget, and installation capabilities, it can be a smart investment in your vehicle s longevity and performance.

Details:

Some GM Genuine Parts may have formerly appeared as ACDelco Original Equipment OE. Genuine ACDelco Parts. These mounts attach the engine to chassis and contain shock absorbent material help prevent vibration movement from being transported into passenger compartment. 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 #: 15634744 prices

  • $59.49-$79.40

specifications engimou:

  • for years: 1998-1999
  • brand: Acdelco Gm/gm Genuine Parts
  • mpn: 15634744
  • part type: Engine Mount
  • make: Chevrolet
  • year: 1998 1999

payments engimou:

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

general engimou:

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

seller engimou:

  • city: Glendale, Arizona
  • # reviews: 1772
  • rating: 99.8%

returns engimou:

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

shipping engimou:

  • transit: 3-9 Days
  • class: Standard, Expedited, One-day
  • service: Standard, Expedited, Overnight
  • cost: $0.00
  • type: Fixed

offer engimou:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 2
  • started: February 23, 2026
for years: 1998-1999, part type: engine mount, year: 1998 1999,
manufacturer: chevrolet, category: auto parts > car truck parts accessories > engines engine parts > engine mounts, sku: 21591747237252853,
Acdelco Gm/gm Genuine Parts 15634744 Is Similar To:
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3 offers $59.49–$79.40 USD
  • New. Offer #1 priced at $59.49 + $19.72 shipping estimate = $79.21* total. engine-mount-kit;kit;mount-kit;engine-mounting;engine-mount;engine;. Genuine ACDelco Parts.+$19.72 shipping
  • New. Offer #2 priced at $75.27 + $0.00 shipping estimate = $75.27* total. FREE SHIPPING
  • New. Offer #3 priced at $79.40 + $0.00 shipping estimate = $79.40* total. FREE SHIPPING

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