INFINITI 3102076X0A Automatic Transmission Gearbox QX56

( Manufacturer Part Number: 3102076X0A ), ( Items Included: - ), ( Vintage Part: No ), ( Type: Automatic Transmission ), ( Manufacturer Warranty: 1 Month ), ( Country Of Origin: Japan )

Review INFINITI Speed Automatic Transmission Gearbox Assembly Oem fits QX80 4WD 2013–2015

The **Infiniti QX56 (2013 2015) QX80 (2013 2015) 4WD Automatic Transmission Gearbox (Part Number: 3102076X0A)** is a precision-engineered, front-wheel-drive (FWD) or all-wheel-drive (AWD) automatic transmission designed to deliver seamless power delivery, enhanced off-road capability, and refined driving dynamics for the luxury crossover segment. This transmission is a key component of Infiniti s **QX56/QX80** lineup, engineered to complement the **V6 3.7L (QX56) or V6 3.7L turbocharged (QX80)** engine configurations, ensuring optimal torque transfer and smooth shifting performance. Built with **Infiniti s proprietary 6-speed automatic transmission technology**, this unit features a robust **torque converter with a multi-plate clutch system**, allowing for efficient power delivery while minimizing wear and tear under demanding conditions. The **AWD variant** incorporates a **viscous coupling or Haldex-type torque vectoring system**, enabling dynamic power distribution between the front and rear axles, enhancing traction, stability, and off-road versatility without sacrificing on-road comfort.

Constructed from high-strength alloys and precision-machined components, this transmission is designed to withstand the rigors of daily driving, towing, and varied terrain, making it ideal for both urban commuters and adventurous drivers seeking reliability and performance. The **gear ratios are meticulously calibrated** to optimize fuel efficiency, acceleration, and cruising stability, with a **smooth-shifting electronic control module (ECM)** that adjusts shift points based on driving conditions, throttle response, and vehicle speed. The **sealed and reinforced housing** ensures durability, while the **integrated oil pump and cooler lines** maintain optimal lubrication, reducing friction and extending the transmission s lifespan. For the **QX80 s turbocharged engine**, this transmission is further optimized to handle the increased power output, ensuring robust performance without compromising longevity.

This gearbox is a **direct-fit replacement** for the original equipment (OEM) unit, maintaining compatibility with the **QX56 (2013 2015) and QX80 (2013 2015)** models equipped with the **QX56 3.7L V6 or QX80 3.7L turbocharged V6**, making it a reliable choice for restorations, replacements, or upgrades. Whether installed in a **standard FWD configuration or upgraded to AWD**, this transmission delivers a balance of **smooth operation, durability, and adaptability**, ensuring that drivers experience the hallmark Infiniti blend of luxury, performance, and engineering precision. Built to meet **strict Infiniti quality standards**, this component is a testament to the brand s commitment to delivering a refined yet capable driving experience across diverse environments.

### **Pros and Cons of Buying a Used Infiniti QX56/QX80 (2013-2015) with a 3102076X0A 4WD Automatic Transmission**

#### **Overview**

The **Infiniti QX56 (2013-2015)** and its successor, the **QX80 (2014-2015)**, are mid-size luxury SUVs known for their spacious interiors, refined driving dynamics, and strong V6 engine options. The **3102076X0A** is the **4-speed automatic transmission** used in these models, paired with the **3.7L V6 engine** (VQ37VHR). While these vehicles offer many advantages, they also come with potential drawbacks, particularly regarding reliability, maintenance costs, and transmission longevity.

---

### **Pros**

1. **Spacious and Comfortable Interior**

- The QX56/QX80 features a **large cabin** with high-quality materials, comfortable seating, and ample legroom for passengers.

- The **QX80 (2014-2015)** introduced minor refinements, including updated styling and a slightly more premium feel.

- **Third-row seating** (optional) provides extra passenger capacity, making it practical for families.

2. **Strong V6 Engine Performance**

- The **3.7L VQ37VHR V6** produces **292 hp and 262 lb-ft of torque**, offering smooth acceleration and adequate power for highway driving.

- The engine is **reliable for its age** if properly maintained, though some models may develop **valve cover gasket leaks** or **oil consumption issues** over time.

3. **4WD Capability (AWD in QX56, 4WD in QX80)**

- The **4WD system (in QX80)** provides better off-road and snow traction compared to the **AWD-only QX56**.

- The **multi-link front suspension** and **torsion beam rear axle** (QX56) or **independent rear suspension** (QX80) offer a balanced ride quality.

4. **Luxury Features and Refinement**

- Standard **leather seats, power-adjustable driver s seat, heated/ventilated front seats (higher trims), and a premium infotainment system** (with optional navigation).

- **Quiet cabin** due to good sound insulation, making it comfortable for long drives.

- **Available advanced safety tech** (adaptive cruise control, lane departure warning, blind-spot monitoring on higher trims).

5. **Good Resale Value (Compared to Competitors)**

- Infiniti held its value reasonably well during its lifespan, though not as strongly as Lexus or Toyota.

- The **QX80 (2014-2015)** is slightly more desirable than the QX56 due to its updated styling and 4WD option.

6. **Reliable Transmission (When Well-Maintained)**

- The **3102076X0A 4-speed automatic** is a **Nissan-built transmission** (similar to those in the Altima and Maxima) and is **less prone to catastrophic failure** compared to some older luxury transmissions (e.g., GM 6T70/6T75).

- **Shift quality is smooth** when the fluid is fresh and the solenoids are functioning properly.

---

### **Cons**

1. **Transmission Reliability Concerns**

- **Transmission fluid changes are critical** many failures occur due to **neglect or poor maintenance**.

- **Delayed or rough shifts** (especially in cold weather) if fluid is old or contaminated.

- **Slipping or hesitation** in acceleration, often due to **worn clutches or solenoids**.

- **Electrical gremlins** (shift solenoids failing, causing erratic shifting).

- **Replacement cost:** A **transmission rebuild or replacement** can range from **$3,500 to $6,000**, depending on labor and parts.

2. **Oil Consumption & Engine Wear**

- The **3.7L VQ37VHR** is known for **oil consumption**, especially in higher-mileage examples.

- **Valve cover gasket leaks** are common, leading to **oil leaks and potential engine damage** if ignored.

- **Timing chain stretch** can occur over time, leading to **ticking noises and reduced efficiency**.

3. **High Maintenance Costs**

- **Infiniti dealership labor rates** are among the highest in the industry, making repairs expensive.

- **Non-genuine parts** (e.g., aftermarket transmission fluid) can void warranties and worsen issues.

- **Suspension wear** (ball joints, bushings, struts) is common due to the vehicle s weight and size.

4. **Infotainment System Limitations**

- The **infotainment screen (if not upgraded)** can be **slow and outdated** compared to modern SUVs.

- **Bluetooth connectivity issues** and **software glitches** are occasionally reported.

- **No Apple CarPlay/Android Auto** (unless aftermarket installed).

5. **Fuel Economy is Average for a Luxury SUV**

- **QX56 (AWD):** 18 city / 25 highway

- **QX80 (4WD):** 17 city / 24 highway

- **Not as efficient as competitors** like the Lexus RX or Toyota Highlander.

6. **Rust & Body Issues (Especially in Snowy Regions)**

- Some **2013-2015 models** (particularly in cold climates) have reported **underbody rust** due to poor sealing.

- **Rocker panel rust** can develop over time if the vehicle was exposed to salt or moisture.

7. **Recall History & Potential Hidden Problems**

- **Airbag deployment issues** (2013-2014).

- **Transmission fluid leaks** (2014-2015).

- **Electrical gremlins** (infotainment, sensors).

- Always check **NHTSA and Infiniti recall databases** before purchasing.

---

### **Key Considerations Before Buying**

1. **Transmission History is Critical**

- **Ask for full service records**, especially **transmission fluid changes**.

- **Avoid vehicles with "shift solenoids replaced"** this is a sign of neglect.

- Transmission fluid condition (should be **red and slightly metallic**).

- **No slipping, hesitation, or rough shifts**.

- **No oil leaks** (valve cover, oil filter housing, transmission pan).

2. **Engine Condition Matters**

- **Check for oil consumption** if the seller says it "burns oil," it will cost **$1,000 to fix**.

- **Listen for ticking noises** (timing chain stretch).

- **Test drive for smooth power delivery** stumbling or lag indicates potential engine issues.

3. **Mileage & Usage History**

- **Ideal range:** **Under 80,000 miles** (with proper maintenance).

- **Avoid high-mileage examples (100K )** unless you re prepared for **transmission and engine work**.

- **Check for off-road or towing abuse** (QX56 s torsion beam rear can wear out).

4. **Rust Inspection**

- **Check undercarriage, rocker panels, and wheel wells** for rust.

- **Snow-belt buyers should be extra cautious** some QX56/QX80 models rusted prematurely.

5. **Negotiation Leverage**

- **Common issues (transmission, oil leaks, infotainment) can be used to lower the price.**

- **Budget 10-15% below asking price** if the vehicle has known issues.

---

### **Final Recommendation**

You **prioritize space and comfort** over cutting-edge tech.

You **find a well-maintained example** (under 80K miles) with **full service records**, especially **transmission fluid changes every 60K miles**.

You **plan to drive it lightly** (mostly highway/commute) and **budget for potential repairs** (transmission, oil consumption, suspension).

You **prefer Infiniti s luxury feel** over Lexus/Toyota s reliability (if you accept higher maintenance costs).

The **price is reasonable** (aim for **$12,000 $18,000** for a clean QX56/QX80 in 2024, depending on trim and condition).

You **cannot afford transmission repairs** (or don t want to deal with shifting issues).

The **seller cannot provide maintenance records**, especially for the **transmission and engine**.

The **vehicle has

Details:

All parts are cleaned and inspected to ensure they in working condition. ID and proof of purchase required. Item Condition. However, they may show signs of wear.

Items must be in original condition and packaging. We document serial numbers and take photos before shipping. Warranty details are in the. Items are inspected before shipping.

Compatibility and Fitment.

part #: 3102076x0a prices

• $269.10-$456.00

specifications autotransmissionsgo:

• for models: Qx80, 4wd
• for makes: Infiniti
• for years: 2013-2015
• mpn: 3102076x0a
• items included: -
• vintage part: No
• type: Automatic Transmission
• manufacturer warranty: 1 Month
• country of origin: Japan

offer autotransmissionsgo:

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

payments autotransmissionsgo:

• wallet: Apple-pay
• other
• credit card: Diners-club

general autotransmissionsgo:

• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission
• condition: Used

shipping autotransmissionsgo:

• type: Fixed
• class: Freight
• cost: $299.00
• service: Flat Rate Freight

returns autotransmissionsgo:

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

seller autotransmissionsgo:

• city: Clearwater, Florida
• rating: 99.8%
• # reviews: 636

Infiniti 3102076X0A Is Similar To:

• 1104725 Awd Transmission Automatic G35 Infiniti 05 (34% similar) There are several variations and applications that our part may not be enough for you determine if it will fit your vehicle. Shipping chart for axle assemblies, engines, and transmissions shipping for axle assemblies, engines and transmissions is a flat rate cost of the following for for the lower, ...(November 21st, 2014)
• 7 120150 Automatic M37 10 Transmission Infiniti Speed 12 Rwd 11 (37.7% similar) 7,AT,RWD,FLOOR, this part will fit these makes and model's with these options infiniti M37 12. If an item arrives damaged, please within 24 hrs for instructions...(November 20th, 2014)
• Nissan Oem Drive Plate 12331al60b Genuine Infiniti (11.3% similar) Image not available for this item...(August 28th, 2014)
• 12331ar00b Plate Genuine Drive Infiniti Oem (17.9% similar) Image not available for this item...(August 27th, 2014)
• TRANSMISSION INFINITI QX56 1310397 05 06 5.6L AT 120K (19.4% similar) Our transmissions come with a 120 day parts only warranty. Warranty requirements: install new filter kit replace front seals replace axle seals some trans axles have two separate fills for the final drive and transmission-fill both flush & inspect transmission cooling lines and transmission cooler ...(May 10th, 2014)
• Q50 Transmission 2014 1452758 Infiniti (29.5% similar) Ask any and all questions before the you purchase. This is a parts replacement warranty only. All notes in that section box must be matched to verify fitment for your vehicle. Our transmissions come with a 120 day parts only warranty. FAQ q can I buy this whole vehicle a sorry, but you cannot. ...(March 6th, 2015)
• 14x9d Infiniti Oem Rear Wheel Drive Rwd Automatic Transmission Auto At (50.9% similar) And will display common signs of use. Please conduct your research prior to making the purchase ensure that this part will fit vehicle. Warranty for engines is the bare long block only which cylinder head, engine and oil pan. All ecus have a 30 day warranty from the date of delivery. Instrument ...(September 23rd, 2018)
• Infiniti 169849 96 Q45 Automatic Transmission (57.4% similar) ...(January 5th, 2015)
• Q45 98 1855384 Infiniti 00 Transmission Automatic 01 97 99 (37.6% similar) If you live outside of the continental USA, please for a shipping quote. In some cases, our inspectors find that the part is no longer suitable for use. Our friendly staff is here mon. A code of indicates no damage found aside from signs of normal use and wear a code of scratches a code of dents a ...(December 7th, 2014)
• 2009 1xj4b Transmission 7 Infiniti Automatic Sedan Speed Awd G37x G37 (31.9% similar) Fitment compatibility transmission will fit only 2009 infiniti G37X AWD it is a replacement only for transmission model 1XJ4B...(April 25th, 2015)
• 1z20909 X458d 2c1z13n054 Infiniti Xs Coupe Awd Automatic Transmission Speed Oem (50% similar) Kept in doors. 2013 G37 AWD transmission and traffics...(September 30th, 2018)