CADILLAC 10438289 Xlr Front Left Right Engine Motor Carrier 4.6L V8 Mount

( Manufacturer Part Number: 10438289 ), ( Manufacturer Warranty: 90 Days ), ( Items Included: Engine Mount ), ( Placement On Vehicle: Front, Left, Right ), ( Ipn: 4.6l )

Review CADILLAC Xlr 4.6l V8 Front Left Right Engine Motor Carrier Mount Oem fits 2004–2009

The **Cadillac 10438289 Engine Motor Carrier Mount (Front Left & Right) for the 2004 2009 XLR 4.6L V8** is a precision-engineered, high-strength component designed to securely support and isolate the vehicle s 4.6-liter Northstar V8 engine within the XLR s lightweight aluminum body structure. Crafted from durable, heat-treated steel, these mounts are engineered to withstand the relentless forces of acceleration, braking, and road vibrations while maintaining optimal engine alignment and suspension geometry. The left and right mounts work in tandem to absorb engine-induced oscillations, reducing unwanted noise, harshness, and wear on the drivetrain and chassis, ensuring a refined driving experience even at higher speeds or under aggressive cornering conditions. Their robust construction features reinforced flanges and precision-machined mounting surfaces, guaranteeing a snug, vibration-dampening fit that matches or exceeds OEM specifications. Whether replacing worn or damaged mounts due to fatigue, corrosion, or accidental impact, or upgrading for enhanced durability and performance, these aftermarket replacements are built to restore factory-level rigidity and reliability. Ideal for restoration projects, performance modifications, or routine maintenance, the 10438289 mounts are a critical component for preserving the XLR s signature blend of sporty handling and Northstar V8 power, ensuring long-term reliability for this iconic roadster.

### **Pros and Cons of Buying a 2004-2009 Cadillac XLR (VIN 10438289) 4.6L V8 with Engine Carrier Mount**

1. **Classic Convertible Design** The XLR is a rare and desirable roadster, blending luxury with performance. Its retro-styled body and convertible top make it a standout vehicle, especially for enthusiasts who appreciate classic American muscle cars.

2. **Powerful 4.6L Northstar V8 Engine** The 4.6L V8 produces **300 horsepower** and **300 lb-ft of torque**, providing strong acceleration and a smooth, refined driving experience. This engine is known for its reliability when properly maintained.

3. **Manual or Automatic Transmission Options** The XLR was available with a **5-speed manual** or a **4-speed automatic**, giving buyers flexibility based on preference.

4. **Luxury Interior** The XLR features high-quality materials, including leather seats, wood trim, and premium audio options, making it a comfortable ride for both short and long trips.

5. **Convertible Top Quality** Cadillac s soft-top mechanism is generally well-built, though some models from this era may require occasional maintenance to keep it functioning smoothly.

6. **Potential for Restoration & Customization** Since the XLR is a niche vehicle, there is a dedicated community of owners who restore and modify them. This can be rewarding for those who enjoy working on their cars.

7. **Good Resale Value for Enthusiasts** While not a high-volume car, the XLR holds value among collectors, especially well-maintained examples.

---

1. **Reliability Concerns with Age** Being a **2004-2009 model**, this XLR has been on the road for **15-20 years**, meaning it may have accumulated wear and tear. Common issues include:

- **Timing chain stretch** (can lead to engine misfires or failure if neglected).

- **Water pump failure** (often linked to the timing chain).

- **Electrical gremlins** (common in older Cadillacs, including faulty sensors or wiring).

- **Convertible top wear** (rubber seals and mechanisms may need replacement).

2. **High Maintenance Costs** Due to its luxury status and specialized parts, repairs can be expensive. Finding qualified mechanics familiar with the XLR s Northstar engine may require extra effort.

3. **Fuel Economy Limitations** The V8 engine is not fuel-efficient, averaging around **14-16 MPG combined**, making it costly to operate compared to modern vehicles.

4. **Convertible Top Limitations** The soft-top can be inconvenient in bad weather and may not be as weatherproof as a hardtop. Some owners report leaks or stiff mechanisms over time.

5. **Limited Availability of Parts** While not extinct, some original parts (especially for the timing chain, water pump, and interior components) may be harder to find than in mass-produced cars.

6. **Potential for Hidden Damage** Without a thorough inspection, buyers may inherit **accident damage, rust, or neglected mechanical issues**. The XLR s aluminum body is prone to corrosion in certain areas (e.g., wheel wells, undercarriage).

7. **Depreciation & Insurance Costs** Older luxury cars can be expensive to insure, and their value does not appreciate as quickly as modern vehicles.

---

### **Conclusion & Recommendation**

- **A convertible enthusiast** who values the car s unique design and driving experience.

- **Willing to invest time and money in maintenance** to keep it running smoothly.

- **Prepared for potential repairs** and willing to work with specialized mechanics.

- **Looking for a project car** rather than a plug-and-play daily driver.

However, if you are **not mechanically inclined, cannot afford high maintenance costs, or prioritize reliability over nostalgia**, this may not be the best purchase. The XLR is **not a "set-and-forget" car** it requires **regular upkeep**, especially around the **timing chain, water pump, and convertible top**.

- **If buying used, get a comprehensive pre-purchase inspection** (focus on the engine, transmission, suspension, and convertible top).

- **Budget for major repairs** (timing chain replacement, water pump, suspension refresh).

- **Consider a lower-mileage example** (preferably under **80,000 miles**) if possible.

- **Join XLR owner forums** (e.g., Cadillac XLR Club) for advice on common issues and part sourcing.

- **Alternative Option:** If you want a similar experience with better reliability, consider a **used Porsche Boxster (986/987) or Jaguar XK8**, which share some of the same appeal but with more modern engineering.

For the right buyer, this XLR could be an **exciting and rewarding** addition to a collection but it demands **respect and attention**.

Details:

WOW Automotive Alt Design OEM premium used parts Same day shipping Verified Fit No type: Part No: condition: Used Good/Normal use see photos Quick fit summary: Cadillac XLR Base Convertible 2-Door 2004 - 2008 ; Platinum 2008 -2009; V 2006 2009 Manufacturer Numbers, 10438289 / 10438289, Shipping We typically ship parcels within 24 hours. 04-09 CADILLAC XLR FRONT LEFT DRIVER SIDE BUMPER VALANCE PANEL BLACK OEM. Contact: Questions. Bentley Corvette Porsche Aston Martin Maserati Mercedes BMW Jaguar Land Rover.

Keywords for search: Quick fit summary: Cadillac XLR Base Convertible 2-Door 2004 - 2008 ; Platinum 2008 -2009; V 2006 -2009. Safe Packing Global shipping. All parts are tested either before or after removal from the vehicle. Shipping cost or carrier may change, based on final destination.

Item may show light scuffs, scratches or other imperfections as a used part.

part #: 10438289 prices

• $21.00-$69.95

specifications engimou:

• for makes: Cadillac
• for years: 2004-2009
• mpn: 10438289
• manufacturer warranty: 90 Days
• items included: Engine Mount
• placement on vehicle: Front, Left, Right
• ipn: 4.6l

seller engimou:

• rating: 99.9%
• # reviews: 4245
• city: Dallas, Texas

returns engimou:

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

payments engimou:

• credit card: Mastercard
• wallet: Paypal
• other

shipping engimou:

• service: Standard
• type: Fixed
• class: Standard
• transit: 3-5 Days
• cost: $0.00

general engimou:

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

offer engimou:

• quantity: 1
• started: April 11, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0
• best offers: True

Cadillac 10438289 Is Similar To:

• 1460201 Preffered Cadillac Front Motor Mount Set Of Made In Usa (38.4% similar) Part number: the manufacturers catalog says this fits following: 1950 to 1953 cadillac all model's with a 331...(September 22nd, 2018)
• 15861893 Gm Cadillac Oem 04-07 Cts-automatic (28.3% similar) Superseded part numbers this item may have been from a different number manufacture...(January 11th, 2017)
• 20945771 Gm Cadillac Oem Trans Mount (31.9% 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)
• 2274 Doan New Cadillac Front Motor Mount Set (44.1% similar) Location this front motor mount set fits the following. Price is for the pair...(July 29th, 2018)
• 22866321 Gm Cadillac Oem Trans Mount (31.9% similar) ...(March 16th, 2019)
• 22965574 Gm Cadillac Ats Left Or Right Front Engine Mount Oem (52.8% similar) 5l left or right front engine mount oem 22965574GOOD condition donor vehicle 2014 cadillac Ats 22K ml...(July 13th, 2018)
• 23140799 Gm Cadillac Oem 15-17 Xts (20.5% similar) Warranting warranty...(February 15th, 2017)
• 23497724 Gm Cadillac Oem 15-17 Xts (20.5% similar) Warranting warranty...(February 15th, 2017)
• 25695931 General Motors Motor Mount Cadillac Buick Pontiac (21.3% similar) ...(April 22nd, 2018)
• 25740814 General Motors Cadillac Cts Front Motor Mounts Oem (43.7% similar) Address available upon request. Shipping prices for ground apply only to the continental us. What you see in the photos is will receive, except multi quantity items, which may have small cosmetic differences, but not functionally or structurally different from pictures. Any sign of tampering or ...(August 18th, 2018)
• 25744159 Gm Cadillac Cts Engine Mount New Genuine (37.9% similar) ...(April 23rd, 2018)