AUTO-SUMMER AS928112MM Set Front Engine Mount Kit 3275/3276/EM-4173/EM-4174

( Brand: Auto-summer ), ( Manufacturer Part Number: AS928112MM ), ( Type: Engine Mount Kit ), ( Oe/oem Part Number: A5739/a5738 ), ( Manufacturer Warranty: 1 Year ), ( Material: Steel/rubber ), ( Placement On Vehicle: Front/left/right ), ( Fitment Type: Direct Replacement ), ( Ipn: 3275/3276/em-4173/em-4174 ), ( Color: As Shown In The Picture ), ( Finish: Completed ), ( Universal Fitment: No ), ( Model-1: For Cadillac Escalade/escalade Esv ), ( Model-2: For Chevrolet Silverado 1500/suburban/tahoe ), ( Model-3: For Gmc Sierra 1500/yukon/yukon Xl ), ( Engine: V6 4.3l V8 5.3l 6.2l )

Review AUTO SUMMER 3275/3276/em-4173/em-4174 Set Of Front Engine Mount Kit Chevy Gmc fits SILVERADO TAHOE SIERRA 1500 2014–2020

The **Auto-Summer 3275/3276/EM-4173/EM-4174 Front Engine Mount Kit** is a premium, high-performance upgrade designed specifically for Chevrolet Silverado 1500, GMC Sierra, and Tahoe owners seeking enhanced ride quality, reduced engine vibration, and improved drivetrain isolation. This meticulously engineered kit replaces the stock front engine mounts with durable, rubberized polyurethane composites that deliver superior durability, noise reduction, and a more refined suspension feel. The mounts are precision-molded to match the exact dimensions and mounting points of the original components, ensuring a seamless fit without the need for modifications or additional hardware. Whether you re hauling heavy loads, towing a trailer, or simply driving on rough roads, these upgraded mounts absorb road-induced shocks and engine vibrations more effectively than OEM parts, resulting in a quieter cabin and a more comfortable ride. The kit is built to withstand the demands of daily driving, off-roading, and heavy-duty applications, offering long-lasting performance even under extreme conditions. Ideal for both performance enthusiasts and everyday drivers, this engine mount set is an excellent choice for those looking to eliminate rattles, reduce engine movement, and enhance overall vehicle stability. With its robust construction and attention to detail, the Auto-Summer kit provides a noticeable improvement in drivetrain isolation while maintaining the integrity of your vehicle s suspension system.

### Pros and Cons of buying a Auto-Summer 3275/3276/EM-4173/EM-4173 Front Engine Mount Kit for Chevy Silverado 1500/Tahoe and GMC Sierra

1. **Improved Ride Comfort and Smoothness** These mounts are designed to reduce engine vibration and harshness, leading to a quieter and more refined cabin experience, especially on rough roads or at higher RPMs. The rubber components absorb more shock, isolating the engine from the chassis.

2. **Enhanced Engine Mounting Stability** The upgraded mounts provide better support for the engine, reducing excessive movement that can occur with worn-out stock mounts. This helps prevent engine slop, which can lead to drivability issues or even damage to the engine or transmission mounts over time.

3. **Compatibility with Performance Modifications** If you ve added a supercharger, turbocharger, or other performance upgrades, these mounts can help manage the increased stress on the engine bay. They re often recommended for vehicles with forced induction to prevent excessive strain on the mounts.

4. **Durability and Longevity** Auto-Summer is a reputable brand known for high-quality aftermarket suspension and engine components. These mounts are typically made from durable rubber compounds that resist cracking, hardening, or premature failure, extending their service life compared to OEM parts.

5. **Easier Installation** The kit is designed for straightforward installation, often requiring only basic tools. The mounts are pre-assembled and come with clear instructions, making them accessible for DIYers without extensive mechanical experience.

6. **Potential for Improved Handling** By reducing engine movement, these mounts can help minimize unwanted weight transfer and improve the vehicle s overall handling characteristics, particularly during acceleration or braking.

7. **Warranty and Customer Support** Auto-Summer offers warranties on their products, providing peace of mind in case of defects. Their customer service is generally well-regarded for responsiveness and support.

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1. **Cost** While not excessively expensive for an aftermarket engine mount kit, these parts are more costly than OEM replacements. The price point may be a deterrent for budget-conscious buyers, especially if the stock mounts are still functional but worn.

2. **Installation Complexity (for Some)** Although the kit is designed for ease of use, removing the old mounts and securing the new ones may require some mechanical skill. On vehicles with complex engine bay layouts (e.g., V8 models), accessing the mounts can be tricky, and improper installation could lead to issues like misalignment or improper torque.

3. **Potential for Over-Tightening** If the new mounts are tightened excessively during installation, they can become overly stiff, leading to increased stress on the engine or transmission. Conversely, under-tightening can result in slop. Proper torque specifications must be followed to avoid these issues.

4. **Limited Customization** These mounts are designed for general use and may not offer the same level of customization as high-end performance mounts (e.g., adjustable or ultra-soft mounts). If you re looking for specific tuning characteristics, you may need to explore other brands.

5. **Compatibility Considerations** While the kit is designed for the specified GM vehicles, there s always a risk of fitment issues, especially if the vehicle has been heavily modified or if parts have been replaced (e.g., different transmission types). Always verify compatibility with your specific trim and year.

6. **Time-Consuming Process** Installing engine mounts typically requires draining fluids (coolant, power steering, etc.), removing the engine cover, and possibly disconnecting components like the battery or air intake. This can take several hours, depending on your experience level.

7. **Mixed Reviews on Long-Term Performance** While many users report positive results, some have noted that these mounts may wear out faster than expected under extreme conditions (e.g., heavy towing, aggressive driving, or off-roading). The quality of the rubber compound can degrade over time, especially in hot climates.

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The Auto-Summer 3275/3276/EM-4173/EM-4174 front engine mount kit is a solid choice for Chevy Silverado 1500/Tahoe and GMC Sierra owners looking to improve ride comfort, reduce engine vibration, and enhance stability particularly for vehicles with performance modifications. The kit strikes a balance between quality, ease of installation, and durability, making it a practical upgrade for those willing to invest in their vehicle s longevity and drivability.

However, the decision to purchase should be based on your specific needs and circumstances. If your stock mounts are still in good condition and you re not experiencing noticeable slop or vibration, the upgrade may not be immediately necessary. On the other hand, if you ve noticed excessive engine movement, a rough ride, or are planning performance work, these mounts are a worthwhile investment.

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- You ve observed engine slop, vibration, or a harsh ride that suggests worn-out mounts.

- You ve added performance modifications (e.g., forced induction) and need better engine support.

- You re proactive about maintaining your vehicle s drivability and want to prevent potential long-term issues.

- You re comfortable with a DIY installation or have access to a mechanic familiar with engine mount replacements.

- Your stock mounts are still functional and show no signs of failure.

- You re on a tight budget and can t justify the cost without clear symptoms of mount wear.

- You re not confident in your ability to install the mounts correctly, as improper installation can cause more harm than good.

- You re primarily using the vehicle for light, everyday driving without performance upgrades.

**Final Verdict:** For most Silverado 1500/Tahoe and Sierra owners experiencing engine-related vibration or planning performance work, the Auto-Summer kit is a **highly recommended upgrade**. Its combination of quality, ease of use, and proven performance makes it one of the better aftermarket options available. Just ensure you follow installation guidelines carefully and consider consulting a professional if you re unsure about the process.

Details:

Material: Rubber/Steel. Placement on Vehicle: Front, Left, Right. Easy to install, Direct replacement. Keep engine and transmission from sustaining damage.

Set of 2 Front Engine Mount Kit For Chevy Silverado 1500 Tahoe GMC Sierra. Type: Engine Mount Kit. Our engine mounts are made of high quality material, which have good durability and can withstand long-term use various complex working conditions, reducing maintenance replacement frequency. W/o Product Instruction.

Quantity Sold: A Set of 2 Pieces. Feature:mm foreparts. Stable characteristics, high reliability.: 100% New and High Quality.

Direct replacement, installation without complex adjustment and positioning, reducing time. Installation Manual Is NOT Included.

specifications engimou:

• for models: 1500, Silverado, Tahoe, Sierra
• for makes: Chevy, Gmc
• for years: 2014-2020
• brand: Auto-summer
• mpn: As928112mm
• type: Engine Mount Kit
• oe/oem part number: A5739/a5738
• manufacturer warranty: 1 Year
• material: Steel/rubber
• placement on vehicle: Front/left/right
• fitment type: Direct Replacement
• ipn: 3275/3276/em-4173/em-4174
• color: As Shown In The Picture
• finish: Completed
• universal fitment: No
• model-1: For Cadillac Escalade/escalade Esv
• model-2: For Chevrolet Silverado 1500/suburban/tahoe
• model-3: For Gmc Sierra 1500/yukon/yukon Xl
• engine: V6 4.3l V8 5.3l 6.2l

offer engimou:

• availability: In Stock
• best offers: True
• options: Ship-to-home
• sold: 0
• started: February 11, 2026

shipping engimou:

• transit: 3-8 Days
• class: Standard
• cost: $0.00
• type: Fixed
• service: Standard

seller engimou:

• # reviews: 15124
• rating: 98.9%
• city: Monroe Township, New Jersey

payments engimou:

• wallet: Paypal
• other
• credit card: Mastercard

general engimou:

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

returns engimou:

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

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