1. Engine Mounts Deals
  2. sku: 22318229063918983
  3. MEDALLION AUTO 166989

MEDALLION AUTO PARTS 166989 Rear Wheel Drive Front Engine A5518 5.4L Transmission Mounts

fits model: F150. make: Ford. year: 2005–2008.

166989 Medallion Auto Parts Fits 05-08 Ford F150 5.4l Rear Wheel Drive Front Engine And Transmission Mounts

( Brand: Medallion Auto Parts ), ( Manufacturer Part Number: 166989 ), ( Placement On Vehicle: Left, Right, Front, Rear ), ( Material: Rubber ), ( Manufacturer Warranty: Lifetime ), ( Fitment Type: Direct Replacement ), ( Ipn: A5518 A5519 Mk5518 Mk5519 3206 3207 ), ( Custom Bundle: Yes ), ( Modified Item: No ), ( Mounting Style: Hydraulic )

Review MEDALLION AUTO PARTS Ford 5.4l Rear Wheel Drive Front Engine And Transmission Mounts fits F150 2005–2008

The **Medallion Auto 166989 Rear Wheel Drive Front Engine Transmission Mounts** are a premium, high-performance replacement solution specifically engineered for **2005 through 2008 Ford F-150 models** equipped with the **5.4L Triton V8 engine** and a **front-engine, rear-wheel-drive (RWD) powertrain configuration**. Designed to meet or exceed OEM specifications, these mounts are crafted from durable, high-grade **polyurethane and reinforced steel**, ensuring superior durability, vibration dampening, and long-term reliability under demanding driving conditions. Unlike generic aftermarket alternatives, these mounts are meticulously manufactured to fit seamlessly with the truck s existing suspension and transmission components, eliminating the risk of misalignment or premature wear. Their robust construction helps maintain proper transmission positioning, reducing harshness and rattles while enhancing overall drivability, especially during aggressive acceleration, towing, or off-road use. Whether you're restoring a classic F-150, upgrading your truck s suspension, or addressing worn-out stock mounts, these Medallion Auto parts deliver a **direct bolt-on replacement** that restores factory-like performance and structural integrity. Built to withstand the rigors of heavy-duty applications, they provide a cost-effective solution for drivers seeking to eliminate transmission float, improve ride comfort, and extend the lifespan of their vehicle s drivetrain components.

### **Pros and Cons of Buying a 2005-2008 Ford F-150 (5.4L V8, RWD, Medallion Trim, VIN 166989)**

#### **Pros:**

1. **Proven Reliability** The 5.4L V8 (Modular engine) is a well-known workhorse, known for durability if properly maintained. Many examples last well beyond 200,000 miles with basic upkeep.

2. **Strong Towing & Hauling** The 5.4L engine produces **300 horsepower** and can tow **up to 8,500 10,000 lbs** with the right setup, making it ideal for heavy-duty work.

3. **RWD Configuration** Rear-wheel drive provides better traction in off-road or snow conditions compared to FWD, though it may feel less stable in heavy loads.

4. **Medallion Trim Benefits** This trim includes **better interior materials, power accessories (power windows, locks, seats), and optional features** like cruise control, making it more comfortable than base models.

5. **Parts Availability** As a mid-2000s Ford, parts are widely available and often affordable, though some aftermarket components may be needed for longevity.

6. **Modifiable & Upgradable** The 5.4L engine responds well to **performance upgrades** (intake, exhaust, ECU tuning) and can be built for serious power if desired.

7. **Used Market Value** These trucks hold value reasonably well compared to some competitors, especially if well-maintained.

8. **Manual Transmission Option (if available)** Some 2005 2008 F-150s came with a **5R55 5-speed manual**, which can be a fun drive and improve fuel economy in stop-and-go traffic.

---

#### **Cons:**

1. **Aging Transmission (5R110 4-Speed Auto)** The stock **5R110 automatic transmission** is known for **rough shifting, delayed engagement, and eventual failure** (commonly around 100,000 150,000 miles). A **transmission rebuild or upgrade (e.g., BorgWarner Tremec 6-speed)** may be needed.

2. **Fuel Economy Concerns** The 5.4L V8 averages **12 15 MPG city / 16 18 MPG highway**, which is poor for a truck of this size. Expect higher fuel costs.

3. **Rust & Corrosion Risks** Many F-150s from this era suffer from **undercoating failures, rust in wheel wells, and frame corrosion**, especially in snowy or salted regions. A thorough inspection is critical.

4. **Suspension & Handling Issues** The stock suspension is **stiff and uncomfortable** on rough roads. Many owners upgrade to **coilovers, leaf springs, or air suspension** for better ride quality.

5. **Electrical & Computer Glitches** The **PCM (Powertrain Control Module) and sensors** can fail, leading to **check engine lights, rough idling, or stall issues**. Some require **reprogramming or replacement**.

6. **Exhaust & Emissions Problems** The **EGR system, oxygen sensors, and catalytic converters** are common failure points, leading to **smog check failures** in some states.

7. **High Maintenance Costs Over Time** While the engine is durable, **ignition coils, water pumps, serpentine belts, and cooling system components** wear out and can be expensive to replace.

8. **Resale Depreciation** The F-150 has faced **stiff competition from Chevy Silverado, Ram 1500, and Toyota Tundra**, leading to slower resale value compared to newer trucks.

9. **No Standard AWD** Unlike competitors, the **RWD-only configuration** means poor snow/off-road capability unless upgraded (e.g., **Symmetrical AWD systems**).

10. **Potential Oil Consumption** Some 5.4L engines **burn oil**, requiring frequent **oil top-offs** and eventual **engine rebuilds** if neglected.

---

### **Key Considerations Before Buying**

1. **Service History** **Critical.** Look for **oil change records, transmission fluid changes, and cooling system maintenance**. A truck with **no service history** is a major red flag.

2. **Transmission Check** **Shift smoothly?** Listen for **grinding, delayed engagement, or slipping**. A **transmission rebuild or replacement** can cost **$2,500 $4,500**.

3. **Rust Inspection** **Check undercarriage, wheel wells, and frame rails** for rust. Minor rust can be repaired, but **severe rust requires a new frame** (very expensive).

4. **Engine Condition** **Listen for knocking (could indicate rod bearings), check for oil leaks, and test compression** if possible. A **5.4L engine rebuild** can cost **$3,000 $5,000**.

5. **Test Drive Under Load** **Accelerate hard, check for hesitation, and test towing capacity** if applicable. **Rough shifting or stalling** is a dealbreaker.

6. **Emissions & Smog Compliance** In states with **smog checks**, ensure the truck **passes or has a clean title** (no known emissions failures).

7. **Budget for Upgrades** Expect to spend **$1,000 $3,000 ** on **suspension, exhaust, cooling system, and electrical fixes** within the first few years.

---

### **Final Conclusion & Recommendation**

The **2005 2008 Ford F-150 (5.4L V8, RWD, Medallion trim)** is a **capable work truck** with **strong towing power and durability** if **properly maintained**. However, it comes with **significant drawbacks**, particularly **transmission issues, poor fuel economy, and potential rust problems**.

#### **Who Should Buy It?**

**Buyers who:**

- Need a **heavy-duty towing/hauling truck** for work.

- Are **prepared to invest in maintenance** (transmission, cooling system, suspension).

- Find a **well-documented example** with **full service records**.

- Plan to **modify or upgrade** the truck (performance, comfort, off-road).

- Live in a **mild climate** (less rust risk).

#### **Who Should Avoid It?**

**Buyers who:**

- Want **good fuel economy** (consider a **diesel or hybrid alternative**).

- Need a **daily driver** without **high maintenance costs**.

- Can t afford **transmission or engine repairs** (common in this era).

- Live in a **snowy/salty region** (higher rust risk).

- Prefer **modern tech** (infotainment, safety features).

#### **Best Approach if Buying:**

1. **Get a Pre-Purchase Inspection (PPI)** from a **trusted mechanic** ( $150 $200).

2. **Verify transmission health** (test drive, check fluid condition).

3. **Check for rust** (especially in wheel wells, frame, and undercarriage).

4. **Negotiate price based on needed repairs** (budget **$5,000 $10,000 ** for a reliable example).

5. **Consider a used diesel alternative** (e.g., **2007 Ford F-150 6.0L Power Stroke**) if towing is the priority and you want **better reliability**.

#### **Final Verdict:**

This truck is a **good buy for the right buyer** someone who **understands its quirks, is willing to maintain it, and needs its capabilities**. However, **expect significant upfront and ongoing costs** to keep it running smoothly. If you re not prepared for **transmission and engine maintenance**, look elsewhere.

**Alternative Recommendations:**

- **2011 Ford F-150 (3.5L EcoBoost or 6.2L V8)** More modern, better tech, but less towing power than the 5.4L.

- **2007 Ram 1500 (5.7L Hemi)** Stronger engine, better reliability, but higher maintenance costs.

- **2014 Chevy Silverado 3500HD (6.6L Duramax Diesel)** Best for **heavy towing**, but expensive to buy used.

**Bottom Line:** If you **find a well-maintained example with a clean transmission and no rust**, it can be a **great work truck**. Otherwise, **budget for repairs or consider a newer alternative**.

Details:

Includes, 1x Part# A5518 MK5518Drivers Side Engine Motor Mount, A5519 MK5519 Passenger Part#A2884 MK2884 Rear Transmission Mount. Lifetime Warranty. This listing is for a motor mount. Part must be new, uninstalled, in original box.

Merchandise MUST be in new condition. Fits 05-08 Ford F150 5.4L Rear Wheel Drive Front Engine Transmission Mounts: 4 WHEEL DRIVE model's ONLY. 2005 2008 Ford F1505.4L 4 Wheel Drive.

part #: 166989 prices

  • $45.00-$244.00

specifications engimou:

  • for models: F150
  • for makes: Ford
  • for years: 2005-2008
  • brand: Medallion Auto Parts
  • mpn: 166989
  • placement on vehicle: Left, Right, Front, Rear
  • material: Rubber
  • manufacturer warranty: Lifetime
  • fitment type: Direct Replacement
  • ipn: A5518 A5519 Mk5518 Mk5519 3206 3207
  • custom bundle: Yes
  • modified item: No
  • mounting style: Hydraulic

returns engimou:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 60 Days

shipping engimou:

  • type: Fixed
  • cost: $0.00
  • transit: 4-8 Days
  • service: Expedited
  • class: Expedited

seller engimou:

  • # reviews: 6797
  • city: Port Chester, New York
  • rating: 99.3%

offer engimou:

  • availability: In Stock
  • started: March 29, 2026
  • quantity: 10
  • sold: 0
  • options: Ship-to-home

general engimou:

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

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for models: f150, for makes: ford, for years: 2005-2008, placement on vehicle: left, right, front, rear, manufacturer warranty: lifetime, fitment type: direct replacement, custom bundle: yes, modified item: no, mounting style: hydraulic,
category: auto parts > car truck parts accessories > engines engine parts > engine mounts, material: rubber, sku: 22318229063918983,
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