INFINITI 450383897 Automatic Transmission 400-62460 G37 91K

( Part Type: Transmission ), ( Ipn: 400-62460 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 6 Month ), ( Warranty Length: 6 Month Warranty ), ( Vehicle Transmission Type: Auto ), ( Oe/oem Part Number: 31020x987a X987a ), ( Partout Id: A-117793502 ), ( Used Engine Mileage Range: Low Mileage , 000 99, 999 Miles )

Review INFINITI G37 Automatic Transmission Oem 91k Miles fits 2013

The **Infiniti G37 4.7L V8 (2013 model year) with the 62460 450383897 automatic transmission** represents a refined and powerful embodiment of Infiniti s commitment to blending Japanese engineering precision with the bold performance of a naturally aspirated V8. This transmission, a robust **6-speed automatic (62460)**, is a critical component of the G37 s driving experience, delivering seamless shifts and robust torque conversion to propel the 4.7-liter DOHC V8 producing a commanding **330 horsepower and 306 lb-ft of torque** with authority. Engineered for both urban agility and spirited highway cruising, the 450383897 transmission features a **hydraulically actuated valve body** and **multi-plate wet clutch packs**, ensuring smooth engagement and minimal shift lag even under demanding conditions. Its **torque converter with a lock-up clutch** enhances fuel efficiency by reducing parasitic drag at higher speeds while maintaining responsive acceleration when needed. The transmission s robust construction, including **heavy-duty gears and a reinforced housing**, is designed to withstand the consistent demands of high-performance driving, making it a reliable choice for enthusiasts who appreciate both comfort and capability. Whether navigating city streets or merging onto the highway, this transmission ensures a harmonious balance between power delivery and driver engagement, embodying the G37 s reputation for being a **luxurious yet spirited grand touring sedan**. Its compatibility with the G37 s **sport-tuned suspension, premium audio system, and available technologies like the Navigation System with Traffic Information** further elevates the ownership experience, making it a sought-after component for those seeking a blend of heritage, performance, and modern refinement.

### **Pros and Cons of Buying a 2013 Infiniti G37 (VIN: 400-62460, Automatic Transmission, Mileage: 45,000)**

1. **Reliability and Durability** The Infiniti G37 (based on the Nissan Altima) is known for its solid build quality and long-lasting engine. With only 45,000 miles, the vehicle has likely been well-maintained if the service records are available. The 3.7L V6 engine is a proven design with good longevity when properly serviced.

2. **Comfortable and Refined Ride** The G37 offers a smooth, quiet cabin with good sound insulation, making it ideal for highway driving. The suspension is well-tuned for comfort without sacrificing stability.

3. **Automatic Transmission (CVT or Traditional)** The transmission type is not specified in the VIN, but the G37 typically came with either a traditional automatic (Aisin) or a CVT. If it s a traditional automatic, it is generally more reliable than a CVT in older models. However, if it s a CVT, it may require more frequent fluid changes and could be a potential concern if not well-maintained.

4. **Good Fuel Economy** The 3.7L V6 in the G37 provides a balance of power and efficiency, averaging around **18-22 MPG city / 26-30 MPG highway**, which is decent for a midsize sedan.

5. **Resale Value and Brand Reputation** Infiniti has historically held its value better than some domestic brands, and the G37 is a well-regarded model. This could make it easier to resell later if needed.

6. **Safety Features** The 2013 G37 comes standard with **stability control, anti-lock brakes (ABS), and traction control**. Some trims may include additional safety tech like **blind-spot monitoring or rearview cameras** (depending on options).

7. **Low Maintenance Costs (Compared to Luxury Brands)** While not a luxury car, the G37 is more affordable to maintain than a BMW or Mercedes, with common repairs being straightforward and cost-effective.

8. **Spacious Interior** The cabin is roomy, with comfortable seating for five and decent rear legroom. The trunk offers **15.7 cu. ft.** of cargo space, which is adequate for most needs.

9. **Available Performance Options** Some trims (like the **G37i or G37X**) offered a **270-horsepower V6**, which provides a good balance of power and efficiency. If this is a higher-trim model, it may offer sportier handling.

10. **Potential for Modifications** The G37 has a strong aftermarket following, allowing for upgrades like **performance exhausts, tuning, or suspension modifications** if desired.

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1. **Potential Transmission Issues (If CVT)** If the transmission is a **CVT (Continuously Variable Transmission)**, older models can develop problems like **slipping, overheating, or premature wear** if the fluid hasn t been changed regularly. Traditional automatics are generally more reliable but may still require attention.

2. **Rust Concerns (Especially in Snowy Regions)** The G37 has been known to develop **rust in the wheel wells, rocker panels, and undercarriage**, particularly in areas with harsh winters. A thorough inspection of the undercarriage is essential.

3. **Outdated Tech and Infotainment** The 2013 G37 has a **basic infotainment system** (likely a CD/MP3 player with a small touchscreen or dial controls). Navigation, if available, may be outdated, and Bluetooth connectivity could be limited.

4. **Noisy Cabin at High Speeds** Some owners report **wind or road noise** becoming noticeable at highway speeds, though this varies by model year and trim.

5. **Basic Safety Tech (Compared to Newer Models)** Without advanced driver-assistance systems (like adaptive cruise control or lane-keeping), the G37 lacks modern safety conveniences.

6. **Depreciation** While Infiniti holds value better than some brands, the G37 has already lost a significant portion of its original value. If you re looking for long-term ownership, consider whether you ll keep it past 100,000 miles.

7. **Potential Electrical Gremlins** Like many Nissan/Infiniti models, the G37 can develop **minor electrical issues** (e.g., sensor failures, dashboard lights, or window regulators) over time.

8. **Limited Power for Hauling/Pulling** The V6 is adequate for daily driving but not strong enough for **towing or heavy loads**. If you need towing capability, a truck or SUV would be a better choice.

9. **Discontinued Model** The G37 was replaced by the **Q50/Q60** in 2014, meaning parts and service may be harder to find in the long term, though they remain available.

10. **Potential Hidden Damage** At **45,000 miles**, the car should be in good shape if well-maintained, but **accident history, poor maintenance records, or neglect** could lead to unseen issues (e.g., worn suspension, brake problems, or engine wear).

---

- **Service History** Verify that **oil changes, transmission fluid changes (if CVT), timing belt (if applicable), and major services** have been done on time.

- **Transmission Type** Confirm whether it s a **traditional automatic or CVT** and ask for maintenance records.

- **Rust Inspection** Check the **undercarriage, wheel wells, and rocker panels** for corrosion.

- **Test Drive** Listen for **unusual noises (knocking, whining, or grinding)**, check for **smooth shifting (if automatic)**, and test **brakes and suspension**.

- **Pre-Purchase Inspection (PPI)** If possible, have a **mechanic inspect the car** before buying to catch any hidden issues.

- **Price Comparison** Ensure the asking price is **fair** compared to similar 2013 G37s in your area (check **Kelley Blue Book, Edmunds, or local listings**).

---

You find a **well-documented, low-mileage example** with **proper maintenance records**.

The **transmission is a traditional automatic** (or a CVT with **verified fluid changes**).

There are **no signs of rust, accident damage, or mechanical issues** upon inspection.

You re looking for a **reliable, comfortable, and affordable daily driver** rather than a high-performance or luxury vehicle.

The **transmission is a neglected CVT** with no service history.

There are **visible signs of rust, accident damage, or poor maintenance**.

The **seller refuses a pre-purchase inspection** or provides **incomplete records**.

You need **advanced safety features or modern tech** that this model lacks.

- **Budget-conscious buyers** who want a **reliable, comfortable sedan** without luxury prices.

- **Those who prioritize fuel efficiency and low maintenance costs**.

- **Owners who may keep the car for 5-7 years** before considering an upgrade.

- If you want **more power**, look at a **2014 Q50 (V6 or turbocharged)**.

- If you prefer **higher safety tech**, consider a **2015 Infiniti Q50/Q60 or a used Lexus ES**.

- If **CVT reliability is a concern**, look for a **traditional automatic transmission** in a similar model.

This **2013 Infiniti G37 with 45,000 miles** is a **solid used car choice** if properly vetted. It offers **good reliability, comfort, and value** for the price, making it a **good buy for the right buyer**. However, **due diligence is critical** always inspect the car thoroughly or have a mechanic check it before purchasing.

Details:

Fill the transmission with OEM recommended fluids. Flush the transmission cooler lines and radiator with a power flush machine or an aerosol 'Cooler Kit. Warranty does NOT cover labor, diagnostic, towing or rental car costs. In certain types of Transmissions the TCM transmission controlling computer is incorporated with Valve body which may require valve to be replaced.

Clear all transmission computer codes in the vehicle prior to starting or operating. Someone over 18 must be present for delivery. This will ensure the cooling system is flowing. Replace the radiator or cooler if recommended by manufacturer.

Remove torque converter strap. Most 4WD some 2WD vehicles must re-learn the shift logic to transmission after installation. Inspect and replace rear seal as needed. ATTENTION: This listing is for 1 Transmission ONLY, Warranty covers the transmission case, torque converter included automatic transmissions only and all internal components.

Transfer cases are not included with transmission from AWD vehicles. Residential Address - Load is curbside delivery ONLY. This is NOT a manufacturer part number, and can be disregarded. Will fit: Infiniti G37 2013 - 2013 AT; 7 speed, Cape, RWD, from 2/13. Verify the differential portion of transmission is full fluid.

Replace front seal. Change over sensors as needed. Properly install and index the torque converter completely into front pump. To aid in installation, you get to keep your current transmission and all attached accessories.

They will not have any packaging included. Remove all 'cap-plugs' from lines and orifices. Warranty does NOT cover labor, diagnostics, towing, rental car, or any other expense related to an item being defective/damaged.

part #: 450383897 prices

• $650.00-$1851.02

specifications autotransmissionsgo:

• for makes: Infiniti
• for years: 2013
• part type: Transmission
• ipn: 400-62460
• genuine oem: Yes
• manufacturer warranty: 6 Month
• warranty length: 6 Month Warranty
• vehicle transmission type: Auto
• oe/oem part number: 31020x987a X987a
• partout id: A-117793502
• used engine mileage range: Low Mileage , 000 99, 999 Miles

offer autotransmissionsgo:

• quantity: 1
• options: Ship-to-home
• started: March 14, 2026
• sold: 0
• availability: In Stock

shipping autotransmissionsgo:

• service: Flat Rate Freight
• type: Fixed
• class: Freight
• cost: $0.00

general autotransmissionsgo:

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

payments autotransmissionsgo:

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

returns autotransmissionsgo:

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

seller autotransmissionsgo:

• city: Crystal River, Florida
• rating: 98.3%
• # reviews: 497516

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