ACURA 546.AC1P18 Pedal Brake Clutch Brake/clutch

( Part Type: Pedal Brake Clutch ), ( Conditions Options: Accelerator Pedal ), ( Genuine Oem: Yes ), ( Ipn: 546.ac1p18 ), ( Manufacturer Warranty: 1 Year )

Review ACURA Pedal Brake/clutch Oem fits RDX 2018

The **Acura 546.ac1p18 Pedal Brake/Clutch Assembly** is a high-performance, factory-spec replacement component designed exclusively for the **2018 Acura RDX** (equipped with the **3.5L V6 engine and 9-speed automatic transmission**), ensuring seamless integration with the vehicle s advanced drivetrain and braking systems. This precision-engineered assembly features a **dual-pedal configuration**, combining a **brake pedal** and **clutch pedal** in a single, ergonomically contoured unit, crafted from durable **aluminum alloy** for lightweight strength while maintaining rigidity to prevent pedal flex under heavy braking or aggressive clutch engagement. The brake pedal incorporates a **high-quality, self-adjusting hydraulic mechanism**, compatible with the RDX s **ABS (Anti-lock Braking System) and EBD (Electronic Brakeforce Distribution)**, ensuring consistent pedal feel and optimal stopping power. Meanwhile, the clutch pedal is engineered to work harmoniously with the **9-speed automatic transmission**, featuring a **smooth, progressive throw** that mimics the original equipment s responsiveness, reducing wear on the transmission s torque converter and reducing clutch slippage. Both pedals are equipped with **reinforced rubber bushings** and **precision-machined pivot points** to minimize noise, vibration, and harshness (NVH), delivering a refined driving experience akin to the factory installation. This assembly also includes **OEM-style wiring harness connectors** and **pedal position sensors** (where applicable), ensuring full compatibility with the RDX s **vehicle stability control (VSC), traction control (TCS), and electronic throttle control (ETC)** systems. Whether replacing a worn-out original component or upgrading for enhanced performance, this **direct-fit, aftermarket-grade pedal assembly** offers a reliable, long-lasting solution that restores both functionality and comfort, making it an ideal choice for enthusiasts and fleet operators alike.

Buying a used **2018 Acura RDX (A6.0L, AC1P18, 546 AC1P18 pedal brake/clutch)** has its advantages and disadvantages. Below is a detailed breakdown of the key pros and cons, followed by a conclusion and recommendation.

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### **Pros of Buying This Vehicle**

1. **Strong Engine and Performance**

The 2018 RDX comes with a **3.5L V6 (A6.0L) with VCM (Variable Cylinder Management)**, producing around **290 horsepower and 262 lb-ft of torque**. This engine is reliable for its class, offering a smooth ride and decent acceleration. The VCM helps improve fuel efficiency when cruising at moderate speeds.

2. **Super Handling All-Wheel Drive (SH-AWD)**

The SH-AWD system provides excellent traction and handling, making it a solid choice for all-weather driving. This is particularly useful if you frequently encounter snow, rain, or rough roads.

3. **Comfortable and Spacious Interior**

The RDX is known for its **roomy cabin**, offering comfortable seating for five passengers. The interior materials are of decent quality, with available leather upholstery and premium features like heated/ventilated seats (in higher trims).

4. **Advanced Safety Features**

- **AcuraWatch (standard in higher trims)** A suite of driver-assistance features including adaptive cruise control, lane-keeping assist, and pre-collision braking.

- **Blind-spot monitoring** (available on higher trims).

- **Rearview camera** (standard).

These features enhance safety, which is a major selling point for many buyers.

5. **Good Resale Value**

Acura vehicles tend to hold their value well compared to some competitors. A well-maintained 2018 RDX should retain a decent resale price, especially if it has a clean service history.

6. **Available Luxury Features**

- **Heated/cooled front seats** (Type S).

- **Wireless Apple CarPlay and Android Auto** (available).

- **19-inch or 20-inch alloy wheels** (depending on trim).

- **JBL premium audio system** (available).

These features add to the vehicle s appeal for those seeking a more upscale experience.

7. **Reliability Compared to Competitors**

While no car is perfect, the **A6.0L engine** in the RDX has a solid reputation for longevity if properly maintained. Common issues (like oil leaks or timing chain wear) are manageable with regular upkeep. Compared to some luxury SUVs, the RDX is relatively straightforward to repair.

8. **Good Fuel Economy for an SUV**

The VCM system helps improve fuel efficiency, especially on highways. The EPA-rated fuel economy is around **20 city / 28 highway MPG**, which is reasonable for a midsize luxury SUV.

---

### **Cons of Buying This Vehicle**

1. **Potential Transmission Issues**

The **9-speed automatic transmission (9-speed CVT in some models)** can be a weak point in some Acura models. While the 2018 RDX uses a traditional automatic (not a CVT), there have been reports of **rough shifting, delayed engagement, or transmission fluid leaks** in certain years. Always check the service records for transmission maintenance.

2. **Oil Leaks and Engine Wear**

Some owners report **oil leaks from the valve cover gasket, oil filter housing, or oil pan gasket**. The **timing chain** (not belt) is a plus, but it still requires attention. If the vehicle hasn t had regular oil changes (every 5,000 7,500 miles), internal engine wear could become an issue.

3. **Higher Maintenance Costs Than Compact SUVs**

While not as expensive as some luxury brands, Acura parts and labor can be **more costly than mainstream brands** like Toyota or Honda. If the vehicle requires frequent repairs, maintenance bills can add up.

4. **Comfort vs. Sportiness Trade-Off**

The RDX is designed for **comfort and practicality** rather than aggressive sportiness. The suspension is soft, which means it may not handle rough roads as well as a more sport-tuned SUV. The **Type S trim** improves handling, but standard RDX models feel more like a luxury crossover than a performance-oriented SUV.

5. **Infotainment System Limitations**

The **Acura Entertainment System (AES)** can be **laggy or slow to respond** compared to modern touchscreen systems. While it supports Apple CarPlay and Android Auto, the base infotainment can feel outdated.

6. **Rear Seat Space Trade-Offs**

While the RDX is spacious, **rear legroom is limited** compared to larger SUVs. Taller passengers may find the rear seats cramped, especially with three people.

7. **Resale Depreciation**

While Acura holds value better than some brands, the RDX still depreciates over time. If you plan to sell it in a few years, the depreciation rate should be factored into your budget.

8. **Potential Electrical Gremlins**

Some owners report **intermittent electrical issues**, such as malfunctioning sensors, dashboard warnings, or power window failures. These are usually minor but can be annoying if they recur.

9. **Higher Purchase Price Than Alternatives**

A used 2018 RDX will likely cost more than a **Toyota Highlander, Honda Pilot, or Lexus RX**, even in similar trim levels. If budget is a concern, these alternatives may offer better value.

10. **Limited Off-Road Capability**

While the SH-AWD system is good for light off-roading, the RDX is **not designed for serious off-road use**. If you need serious traction or ground clearance, a vehicle like a **Subaru Ascent or Jeep Grand Cherokee** might be a better fit.

---

### **Conclusion**

The **2018 Acura RDX (A6.0L, AC1P18)** is a **solid mid-size luxury SUV** that offers a **comfortable ride, good safety features, and a reliable engine** if properly maintained. It s an excellent choice for buyers who prioritize **space, AWD capability, and a premium driving experience** without the higher cost of a full luxury brand like BMW or Mercedes.

However, **potential transmission issues, oil leaks, and higher maintenance costs** are real concerns that must be addressed. If you find a well-documented vehicle with **regular oil changes, transmission service, and no major accident history**, the RDX can be a **great long-term purchase**.

---

### **Recommendation**

You prioritize **space, comfort, and AWD** over raw performance.

You can **verify a full service history**, especially for **oil changes, transmission fluid, and timing chain inspection**.

You re okay with **moderate maintenance costs** and don t mind occasional electrical quirks.

You want a **reliable luxury SUV** that holds its value better than some competitors.

You find **no service records** or signs of **neglected maintenance** (oil leaks, rough shifting).

The seller is **unwilling to provide a pre-purchase inspection (PPI)**.

You need **serious off-road capability** or **aggressive sportiness**.

You re on a tight budget, as **alternatives like the Toyota Highlander or Honda Pilot** may offer better value.

A **well-maintained 2018 Acura RDX** is a **strong used purchase**, especially if you re looking for a **luxury SUV with AWD and a comfortable ride**. Just **insist on a thorough inspection** and **check for common issues** before buying. If the price is right and the history is clean, it s a **reliable and enjoyable vehicle** for daily driving.

Details:

Shipping Damage:: Damages and evidence of tampering on the outer packaging must be noted delivery receipt by driver. Please disregard other fitment charts they may not be correct. PEDAL, BRAKE/CLUTCH OEM 2018 ACURA RDX: ACCELERATOR PEDAL Included: Hassle-free 1 Year Warranty Our Part #: 9165655. More Parts: 1 Year Warranty.

Free shipping only applies to items you keep. If something is wrong with an order, we certainly do want to help you. Please compare part numbers BEFORE purchasing. Easy to find parts that don't require a mechanics knowledge.

Quality, Assured Parts All are Quality Tested Inspected. Image shown may be the vehicle from which part was pulled, or a generic image representing typical stock, rather than unique item being sold. Very happy customer, excellent value and service. Warranty HASSLE-FREE 1 YEAR WARRANTY: All parts are warrantied for a period of 12 months or year from the purchase date.

specifications pedalspadsaz:

• for models: Rdx
• for makes: Acura
• for years: 2018
• part type: Pedal Brake Clutch
• conditions options: Accelerator Pedal
• genuine oem: Yes
• ipn: 546.ac1p18
• manufacturer warranty: 1 Year

seller pedalspadsaz:

• city: Rancho Cordova, California
• rating: 97.0%
• # reviews: 22902

payments pedalspadsaz:

• other
• credit card: Mastercard
• wallet: Google-pay

offer pedalspadsaz:

• started: February 10, 2026
• sold: 0
• quantity: 1
• best offers: True
• options: Seller-arranged-local-pickup
• availability: In Stock

general pedalspadsaz:

• condition: Used
• Car Truck Parts Accessories > Interior Parts Accessories > Pedal Assemblies, Pads Parts

shipping pedalspadsaz:

returns pedalspadsaz:

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

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