LEXUS 7107553791C4 Rear Seat Lower Cushion Bottom

( Manufacturer Part Number: 7107553791C4 ), ( Part Type: Seat Cushion ), ( Headrest Type: Detachable ), ( Color: Black ), ( Material: Leather ), ( Vintage Part: No ), ( Placement On Vehicle: Driver Side, Left, Passenger Side, Rear, Right, Second Row ), ( Oe/oem Part Number: 7107553790c4 / 71075-53790-c4 ), ( Features: Easy Clean ), ( Universal Fitment: Yes )

Review LEXUS Rear Seat Lower Cushion Bottom Oem fits IS300 IS250 IS350 2014–2016

The **Lexus IS300, IS250, and IS350 (2014 2016 models, part number 7107553791C4)** rear seat lower cushion bottom is a high-quality, precision-engineered component designed to deliver uncompromising comfort, durability, and ergonomic support for the rear passengers of these iconic luxury sports sedans. Crafted from Lexus s signature blend of premium materials, this cushion bottom features a robust, reinforced foam structure that ensures long-lasting resilience while maintaining optimal shock absorption to minimize fatigue during extended drives. The design adheres to the IS series signature balance of sporty agility and refined elegance, with a seamless integration into the vehicle s interior that enhances both aesthetics and functionality. Whether installed in the 2014 facelift model or the 2016 iteration, this part is engineered to meet Lexus s stringent quality standards, offering a snug, supportive fit that complements the vehicle s premium upholstery and structural integrity. Ideal for owners seeking to restore or upgrade their IS s rear seating comfort, this part is compatible with all trim levels, including the IS300 s 3.0L V6, the IS250 s 2.5L inline-4, and the IS350 s 3.5L V6, ensuring a tailored fit regardless of engine configuration. Built to withstand the demands of daily driving, frequent long trips, or even performance-oriented use, this cushion bottom exemplifies Lexus s commitment to blending cutting-edge engineering with timeless luxury.

### **Pros and Cons of Buying a Used Lexus IS (2014 2016 Models) with a Damaged Rear Seat Cushion Bottom**

#### **Pros of Buying a Used Lexus IS (2014 2016)**

1. **Reliability and Durability**

Lexus IS models from 2014 2016 are known for their robust engineering, particularly in the 2.5L (IS250) and 3.5L (IS300/IS350) variants. The V6 engine in the IS350 is smooth and efficient, while the 2.5L inline-4 in the IS250 is reliable with proper maintenance. Lexus vehicles are built to last, often exceeding 200,000 miles with basic care.

2. **Strong Resale Value**

Lexus holds its value well compared to many competitors. Even used models retain a premium resale price, which can be advantageous if you plan to sell or trade in later.

3. **Comfortable and Refined Ride**

The IS series is praised for its quiet cabin, smooth ride, and premium interior materials. The 2014 2016 models feature good sound insulation, making for a pleasant driving experience.

4. **Available Performance Options**

- The **IS350** offers a powerful 3.5L V6 (275 301 hp, depending on the year) with excellent acceleration and handling.

- The **IS300** (2014 2016) has a 3.0L V6 (270 hp), which is still capable and efficient.

- The **IS250** (2014 2016) is more fuel-efficient (better MPG) but slightly less powerful (203 hp in 2016, 197 hp in 2014).

- All models come with Lexus s **Dynamic Torque Vectoring (DTV)** and adaptive suspension for sharp handling.

5. **Low Maintenance Costs (Compared to Competitors)**

Lexus dealerships are well-equipped to service Lexus vehicles, and parts are often more affordable than those for luxury brands like BMW or Mercedes. The 3.5L V6 in the IS350 is particularly known for longevity if maintained properly.

6. **Safety Features**

- Pre-Collision System with Pedestrian Detection

- Dynamic Radar Cruise Control

- Lane Departure Alert

- Blind Spot Monitor (on higher trims)

These features are still highly relevant in used vehicles.

7. **Good Fuel Efficiency**

- **IS250 (2.5L 4-cylinder):** 22 26 MPG combined (better in 2016 due to updates).

- **IS300 (3.0L V6):** 19 23 MPG combined.

- **IS350 (3.5L V6):** 18 22 MPG combined.

Even the V6 models are more efficient than many sports sedans in their class.

8. **Aftermarket Support**

Lexus has a strong aftermarket community, with availability of performance parts (e.g., exhaust, suspension upgrades) and tuning options for those looking to modify their vehicle.

9. **Low Depreciation Rate**

Lexus depreciates slower than many luxury brands, meaning you get more value for your money over time.

10. **Available Tech (for the Time)**

- **2014 2015 models** feature a **7-inch touchscreen** (later models get a larger screen).

- **Bluetooth connectivity** and **USB ports** are standard.

- **Lexus Enform** (infotainment system) is user-friendly and reliable.

---

#### **Cons of Buying a Used Lexus IS (2014 2016) with a Damaged Rear Seat Cushion Bottom**

1. **Rear Seat Comfort Issues**

- The **damaged bottom cushion** of the rear seat is a significant drawback, especially if you frequently carry passengers or cargo. A worn-out seat bottom can lead to discomfort, reduced support, and potential damage to the seat frame over time.

- Lexus rear seats are known to be firm and supportive, but a damaged cushion will negate this benefit. Replacing the seat cushion can be expensive (often $500 $1,200 depending on the model and labor costs).

- If the damage is structural (e.g., broken springs or frame), the seat may need full replacement, which is costlier.

2. **Potential Hidden Mechanical Issues**

- **Oil Leaks:** Some owners report leaks from the **valve cover gasket** or **oil filter housing gasket**, particularly in the 3.5L V6 (IS350). Regular oil changes and inspections are critical.

- **Transmission Concerns:** The **6-speed automatic transmission** (standard in these models) is generally reliable but can develop **rough shifting** or **delayed engagement** if not serviced properly. Some owners report issues with the **transmission cooler lines** leaking.

- **Suspension Wear:** The **shock absorbers and struts** may need replacement after 80,000 100,000 miles, especially if the vehicle has seen rough roads.

- **Brake System:** The **rear brake pads and rotors** may need replacement sooner than expected, depending on driving habits.

- A **pre-purchase inspection (PPI)** is **highly recommended** to check for these issues before buying.

3. **Infotainment Limitations**

- The **7-inch touchscreen (2014 2015)** can feel outdated compared to modern infotainment systems. Navigation is functional but not as smooth as newer Lexus models.

- **No Apple CarPlay or Android Auto** (introduced in later Lexus models).

- Some users report **glitches in the system**, though these are usually minor.

4. **Rear Visibility and Cargo Space**

- The IS is a **coupe or convertible**, meaning **limited rear headroom** and **smaller cargo capacity** compared to sedans. The rear seat is narrow, making it uncomfortable for tall passengers.

- If you need to carry large items, the trunk is **smaller than a sedan**, which may be a drawback for some buyers.

5. **Convertible Models (If Applicable)**

- If you re considering a **convertible (IS350 Convertible)**, the **soft top mechanism** can be a maintenance concern. The **garage door opener-like motor** can fail, and repairs can be costly ($1,000 ).

- The **wind noise** at higher speeds can be noticeable, especially in older models.

6. **Resale Value Decline**

- While Lexus retains value well, **older models (2014 2016) will depreciate faster** than newer ones. If you plan to sell later, you may not get as much as you paid.

7. **Potential Electrical Gremlins**

- **Faulty sensors** (e.g., oil level, tire pressure).

- **Window regulators** failing (especially in convertibles).

- **Power seat or mirror malfunctions**.

- These issues are usually fixable but add to maintenance costs.

8. **Limited Off-Road Capability**

- The IS is a **performance-oriented sedan**, not an off-road vehicle. It lacks **all-wheel drive (AWD)** in the base models (though the **IS350 F-Sport** has AWD in some markets). If you drive in snowy or rough conditions, traction can be an issue.

9. **Noise at High Speeds (Convertible Models)**

- Convertible models can develop **wind noise** over time, especially if the **soft top seals degrade**. This can be annoying on highway trips.

10. **Parts and Repair Costs**

- While Lexus parts are generally affordable, **specialty items** (e.g., transmission components, suspension parts) can be pricey. Some owners report **longer wait times for repairs** at dealerships compared to mass-market brands.

---

### **Conclusion**

Buying a **used 2014 2016 Lexus IS (IS250, IS300, or IS350)** can be a **great choice** if you prioritize **reliability, performance, and luxury** but **only if the rear seat cushion issue is addressed or acceptable to you**. Here s how to weigh the decision:

- **If the rear seat damage is minor (e.g., just the cushion fabric worn out but the frame intact),** the vehicle could still be a **solid buy**, especially if you:

- **Budget for a seat replacement** ($500 $1,200).

- **Get a full pre-purchase inspection** to check for hidden mechanical issues.

- **Plan to maintain it properly** (oil changes, transmission fluid

Details:

This replacement part is specifically for the rear, left and right sides of vehicle, offering a genuine Lexus brand experience driver passenger seats. The product is an OEM rear seat lower cushion bottom for Lexus IS3 IS250, and IS350 model's from 2014 to 2016. The seat cushion is designed for easy cleaning and comes with a manufacturer part number C4 or 71075-53791-C4. It is made of black leather, features a detachable headrest, and has universal fitment.

part #: 7107553791c4 prices

• $137.49-$179.99

specifications seainterio:

• for models: Is300, Is250, Is350
• for makes: Lexus
• for years: 2014-2016
• mpn: 7107553791c4
• part type: Seat Cushion
• headrest type: Detachable
• color: Black
• material: Leather
• vintage part: No
• placement on vehicle: Driver Side, Left, Passenger Side, Rear, Right, Second Row
• oe/oem part number: 7107553790c4 / 71075-53790-c4
• features: Easy Clean
• universal fitment: Yes

general seainterio:

• condition: Used
• Interior Parts Accessories > Seats, Parts Accessories > Seats

shipping seainterio:

• type: Calculated
• carrier: USPS
• transit: 5-11 Days
• cost: $0.00
• service: USPS Priority Mail
• class: Expedited

seller seainterio:

• rating: 100.0%
• # reviews: 101
• city: Hopewell Junction, New York

payments seainterio:

• money order
• other
• wallet: Paypal
• credit card: Visa

returns seainterio:

• policy: No Returns

offer seainterio:

• sold: 0
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: April 19, 2026

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