BMW Transmission 400-12097 M340I 34K LKQ398182096

( Part Type: Transmission ), ( Ipn: 400-12097 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 6 Month ), ( Warranty Length: 6 Month Warranty ), ( Vehicle Transmission Type: Auto ), ( Oe/oem Part Number: 24009844367 24005a047d3 24005a8c239 24005a8c240 ), ( Used Engine Mileage Range: Low Mileage , 000 74, 999 Miles )

Review BMW Transmission Oem 34k Miles fits 2022

The **BMW 400-12097 2022 M340i Transmission (LKQ398182096)** is a high-performance, direct-replacement automatic transmission unit designed specifically for BMW s 340i models from the 2022 model year, featuring the iconic **ZF 8HP90 eight-speed automatic transmission**. This transmission is engineered to deliver seamless shifting, enhanced fuel efficiency, and robust durability, making it an ideal choice for both performance enthusiasts and everyday drivers seeking reliability. The **LKQ398182096** designation ensures compatibility with the **N63B40M0 engine**, which powers the M340i, providing a perfect match in terms of torque handling and transmission tuning. Built with precision-crafted components, including reinforced gears, optimized hydraulic systems, and advanced shift logic, this transmission is engineered to restore or maintain the original driving dynamics of the vehicle while adhering to BMW s stringent quality standards. Whether replacing a worn-out original unit or upgrading an older vehicle, this transmission offers a balance of performance and longevity, ensuring smooth acceleration, precise gear engagement, and minimal transmission fluid consumption. Ideal for mechanics and DIY enthusiasts, it comes with all necessary gaskets, seals, and mounting hardware, simplifying the installation process while guaranteeing a reliable fit for years of trouble-free operation.

### **Pros and Cons of Buying a 2022 BMW M340i (Transmission LKQ398182096)**

#### **Pros**

1. **Performance and Driving Dynamics**

The M340i is a well-engineered performance sedan with a twin-turbocharged inline-6 engine producing around **382 horsepower** and **406 lb-ft of torque**. It delivers strong acceleration (0-60 mph in approximately **4.9 seconds**) and a responsive, engaging driving experience, thanks to BMW s **Steering Dynamics Control (SDC)** and adaptive suspension.

2. **Smooth and Efficient Transmission (ZF 8HP Steptronic)**

The **8-speed automatic transmission (LKQ398182096)** is known for its smooth shifts, quick gear engagement, and reliability when properly maintained. Unlike some earlier BMW transmissions, this model benefits from refinements in BMW s transmission software, reducing jerkiness and improving fuel efficiency compared to manual alternatives.

3. **Luxury and Comfort**

The M340i retains BMW s signature **luxury cabin**, featuring high-quality materials, ergonomic seating, and advanced infotainment (iDrive 8 with **8-inch touchscreen, wireless Apple CarPlay/Android Auto, and BMW s ConnectedDrive services**). The **heated/ventilated seats, ambient lighting, and premium sound system** enhance comfort for long drives.

4. **Safety Features**

- **Adaptive Cruise Control (ACC) with Stop & Go**

- **Lane Departure Warning (LDW) and Lane Keeping Assist (LKA)**

- **Automatic Emergency Braking (AEB)**

- **Blind Spot Monitoring with Traffic Alert**

- **360-degree Camera System** (optional but often included in higher trims)

- **High-Sensitivity Radar and Camera Sensors** for advanced driver aids

5. **Reliability Improvements Over Previous Models**

BMW has made significant strides in **engine and transmission reliability** in recent years. The **N55/N57 engine evolution (B58 in later models)** and **ZF 8HP transmission** are generally more robust than earlier iterations, though long-term reliability still depends on maintenance history.

6. **Resale Value and Brand Prestige**

BMWs, especially performance models like the M340i, hold their value relatively well compared to many competitors. The **M badge** adds prestige, making it a desirable car for enthusiasts and collectors.

7. **Customization and Upgrade Potential**

- **Stiffer suspension tuning**

- **Sports exhaust**

- **19-inch or 20-inch alloy wheels**

- **Adaptive Damping Control (ADC) for track-like handling**

This allows owners to tailor the car to their preferences, whether for daily driving or light track use.

8. **Fuel Efficiency for a Performance Sedan**

While not a hybrid, the M340i achieves **better fuel economy than most supercharged or turbocharged sedans in its class**, typically around **22-25 MPG combined** (city/highway). This is competitive for a car of its power and luxury level.

9. **Low-Mileage Option (If Available)**

A **2022 model with low miles** (under 10,000) would likely have minimal wear on the transmission, engine, or suspension, reducing long-term concerns about premature failure.

10. **Dealer Warranty Coverage**

If purchased from a **certified BMW dealer**, the car may still have **remaining factory warranty coverage** (e.g., 3-year/36,000-mile basic warranty, 5-year/60,000-mile powertrain warranty). This provides peace of mind for major components.

---

#### **Cons**

1. **Higher Maintenance Costs**

BMWs are **expensive to maintain**, with parts, labor, and diagnostics costing significantly more than mass-market brands. The **transmission, turbochargers, and suspension components** (e.g., control arms, bushings) are prone to wear and require **specialized knowledge** to service properly.

2. **Transmission Concerns (If Not Well-Maintained)**

- **Transmission fluid was never changed** (BMW recommends **every 60,000 miles**).

- **The car was driven aggressively** (hard shifts, towing, or overheating can cause premature wear).

- **Software glitches** (some owners report **jerky shifts or delayed engagement**, though updates often fix these).

A **transmission fluid flush and inspection** should be done before purchase to ensure longevity.

3. **Turbocharger and Oil System Vulnerabilities**

The **twin-turbo setup** is powerful but requires **high-quality synthetic oil (BMW Longlife-14 or equivalent) and frequent changes (every 7,500 miles or 12 months)**. Neglecting oil changes can lead to **turbo failure, valve train issues, or engine knock**.

4. **Suspension Wear Over Time**

The **M340i s adaptive suspension** (if equipped) can degrade over time, leading to **rougher ride quality** or **unpredictable handling**. **Control arms, bushings, and struts** may need replacement after **50,000 miles**, adding to costs.

5. **Infotainment and Tech Quirks**

While the **iDrive 8 system is advanced**, it has a **steep learning curve** and occasional **lag or glitches**. Some users report **Bluetooth connectivity issues** or **slow response times** in extreme cold. The **hardware buttons (iDrive knob) can be stiff**, and **software updates** may be required for full functionality.

6. **Depreciation Rate**

While BMWs hold value better than many competitors, they still **depreciate significantly** in the first few years. A **2022 M340i** may lose **30-40% of its value in 5 years**, making it a less attractive long-term investment compared to some luxury brands.

7. **Potential for Hidden Damage**

- **Undisclosed accidents** (check **Carfax/AutoCheck** for reports).

- **Improper repairs** (e.g., **cheap transmission rebuilds, mismatched parts**).

- **Electrical gremlins** (e.g., **sensor failures, wiring issues**).

A **pre-purchase inspection (PPI) by a BMW specialist** is **highly recommended**.

8. **Fuel Costs**

As a **turbocharged sedan**, the M340i consumes more fuel than a hybrid or diesel alternative. **Gas prices fluctuate**, but expect to spend **$100-$150/month** on fuel for high-mileage driving.

9. **Resale Market Competition**

The **M340i competes with** (and sometimes loses to) **Audi S5, Genesis G70 3.3T, and Lexus GS F** in the performance sedan segment. If you plan to sell later, **marketing the "M badge" and BMW heritage** will be key.

10. **Potential for Software Limitations**

Some **M340i features (e.g., advanced driver aids, adaptive cruise)** may require **regular BMW software updates**, which can be **inconvenient if the dealer charges extra** for diagnostics.

---

### **Ending Conclusion**

The **2022 BMW M340i with the ZF 8HP transmission (LKQ398182096)** is a **strong choice for buyers** who prioritize **performance, luxury, and driving enjoyment** without the extreme cost of a full M car (e.g., M3). It strikes a **balance between power, efficiency, and comfort**, making it ideal for **enthusiasts who want a daily driver with sporty credentials** while still enjoying BMW s refined interior.

However, **potential buyers must be prepared for higher maintenance costs** and should **verify the transmission and engine service history** before purchasing. If well-maintained, this car offers **excellent value for its segment**, but those on a tight budget or seeking **long-term cost savings** may want to consider **alternatives like the Audi S5, Genesis G70 3.3T, or a used luxury hybrid**.

---

### **Final Recommendation**

You **prioritize driving dynamics and performance** over fuel efficiency.

You **plan to maintain it properly** (oil changes every **7,500 miles**, transmission fluid every **60,000 miles**).

You **want a luxury sedan with M-car prestige** without the extreme cost of an M3.

The **car has a clean service history** (preferably from a **BMW dealership with warranty coverage**).

You **pass a thorough pre-p

Details:

Change over sensors as needed. Residential Address - Load is curbside delivery ONLY. Inspect and replace rear seal as needed. In certain types of Transmissions the TCM transmission controlling computer is incorporated with Valve body which may require valve to be replaced.

Remove torque converter strap. This will ensure the cooling system is flowing. Warranty does NOT cover labor, diagnostics, towing, rental car, or any other expense related to an item being defective/damaged. To aid in installation, you get to keep your current transmission and all attached accessories.

This is NOT a manufacturer part number, and can be disregarded. Will fit: BMW M440I 2021 2024 AT, AWD, M340I AWD. Replace front seal. Properly install and index the torque converter completely into front pump. Flush the transmission cooler lines and radiator with a power flush machine or an aerosol 'Cooler Kit.

They will not have any packaging included. Most 4WD some 2WD vehicles must re-learn the shift logic to transmission after installation. Fill the transmission with OEM recommended fluids. Clear all transmission computer codes in the vehicle prior to starting or operating.

Someone over 18 must be present for delivery. Replace the radiator or cooler if recommended by manufacturer. Transfer cases are not included with transmission from AWD vehicles. Verify the differential portion of transmission is full fluid.

ATTENTION: This listing is for 1 Transmission ONLY, Warranty covers the transmission case, torque converter included automatic transmissions only and all internal components. Remove all 'cap-plugs' from lines and orifices. Warranty does NOT cover labor, diagnostic, towing or rental car costs.

part #: lkq398182096 prices

• $719.95-$1309.00

specifications autotransmissionsgo:

• for makes: Bmw
• for years: 2022
• part type: Transmission
• ipn: 400-12097
• genuine oem: Yes
• manufacturer warranty: 6 Month
• warranty length: 6 Month Warranty
• vehicle transmission type: Auto
• oe/oem part number: 24009844367 24005a047d3 24005a8c239 24005a8c240
• used engine mileage range: Low Mileage , 000 74, 999 Miles

returns autotransmissionsgo:

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

seller autotransmissionsgo:

• city: Lincoln, Nebraska
• # reviews: 509139
• rating: 98.7%

payments autotransmissionsgo:

• other
• credit card: Discover
• wallet: Apple-pay

shipping autotransmissionsgo:

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

offer autotransmissionsgo:

• quantity: 1
• started: May 20, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

general autotransmissionsgo:

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

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