BMW Transmission Transaxle 400.BM1323 Transmission/transaxle 4091118

( Manufacturer Part Number: 330I ), ( Part Type: Transmission ), ( Conditions Options: At, 34k, Awd ), ( Genuine Oem: Yes ), ( Ipn: 400.bm1323 ), ( Descriptionpartcondition: 2.0 Liter, At, 34k, All Wheel Drive All Wheel Drive ), ( Manufacturer Warranty: 6 Month )

Review BMW Transmission/transaxle Sku#4091118 fits 330I 400 2023

Introducing the BMW 330i's advanced BMW M31323 transmission/transaxle, a state-of-the-art component that delivers seamless power transfer and exceptional driving dynamics for the 2023 model year. This eight-speed Steptronic Sport Automatic transmission is engineered with sophisticated technology to provide an engaging and efficient driving experience.

The BMW M31323 transmission boasts several advanced features. It comes with a Launch Control function that optimizes the engine, transmission, and DSC system for maximum acceleration. The transmission also includes a Sport and Manual driving mode, allowing you to shift gears manually using the steering wheel-mounted paddles for an even more exhilarating driving experience.

Efficiency is at the core of this transmission system. BMW's EfficientDynamics technology is integrated into the M31323, enabling it to adapt to driving conditions and optimize fuel consumption. The transmission also features an automatic start-stop function, which shuts off the engine when you come to a complete stop and restarts it when you press the accelerator, helping to save fuel and reduce emissions.

The BMW M31323 transmission's compact design not only contributes to the overall weight reduction of the vehicle but also enhances its agility and handling. It is built with high-strength materials and precision manufacturing techniques to ensure robustness and longevity.

In addition, this transmission system includes several driver assistance features. It comes with a Proactive Driving Assistant, which uses data from various sensors to anticipate driving conditions and adjust the transmission accordingly. It also includes a Hill Descent Control function, which maintains a constant speed when driving downhill, providing greater stability and control.

The BMW M31323 transmission's smooth shifts and quick response times make for an exhilarating and enjoyable driving experience. Its advanced technology and innovative features are designed to optimize performance, efficiency, and driving dynamics, making it an essential component of the BMW 330i's powertrain.

The BMW 4 Series 330i comes with a 2023 BMW M47L Aisin 8-speed automatic transmission, also known as the BMW 400.BM1323 transmission or transaxle. This transmission is a popular choice for BMW drivers due to its smooth shifting and efficient performance. Here are some pros and cons of buying this transmission for your BMW 330i.

1. Smooth Shifting: The 8-speed automatic transmission offers smooth and quick shifts, providing an enjoyable driving experience.

2. Efficient: With its multiple gears, this transmission helps in maintaining optimal engine speed, resulting in better fuel efficiency.

3. Reliable: The Aisin transmission is known for its durability and reliability, making it a preferred choice for BMW drivers.

4. Comfort: The automatic transmission provides a more comfortable ride, especially during long journeys or heavy traffic conditions.

1. Cost: The cost of replacing this transmission can be quite high, with labor and parts adding up to a significant amount.

2. Complexity: The transmission's complexity increases with the number of gears, which might lead to potential issues that require professional expertise to diagnose and repair.

3. Shift Lag: Although rare, some drivers may experience a slight delay between pressing the accelerator and the transmission responding, which can be frustrating.

In conclusion, the BMW 400.BM1323 transmission offers several advantages, including smooth shifting, efficiency, reliability, and comfort. However, it also comes with some disadvantages, such as the high cost of replacement, complexity, and potential shift lag.

Upon weighing the pros and cons, if you prioritize a comfortable and efficient driving experience and are willing to invest in potential future repair costs, the BMW 400.BM1323 transmission could be a good choice for your BMW 330i. However, if you're concerned about the cost and complexity of the transmission, you may consider exploring alternative options or opting for a manual transmission instead.

It's essential to remember that regular maintenance and timely repairs can help prolong the life of the transmission and minimize potential issues. As always, it's recommended to consult a trusted mechanic for personalized advice based on your specific driving habits and preferences.

Details:

Control Arm: Includes the ball joint and any bushings. Wiper Transmission: Does not include motor or arms unless noted. Power Steering Gear: Includes Pittman arm. 6 MONTH WARRANTY.

Hub: Includes wheel studs. Washer Reservoir/Bottle: Includes cap unless noted. Mass Airflow Sensor: Does not include housing unless pictured. This is still a fairly nice looking, used wheel.

C Condition, C-COND This wheel will have very noticeable cosmetic issues. Our Part #: 400.BM1323, 4091118. Alternator: Includes the pulley. HID headlights include the bulbs and ballast.

Remote reservoirs and brackets will not be included. A/C Compressor: Includes the clutch/pulley assembly. Transmission: Automatic transmissions include torque converters and sensors. Rack and Pinion: Includes tie rods but they are not covered under warranty.

Any brackets are not included. Axle/CV shaft: Does not include the axle nut. A/C Condenser: Sensors and hoses are not included. Column Switch: Includes wiring if applicable up to the first point it can be unplugged.

Ignition Coil s: See part notes. All lubricants and fluids used must be of the type recommended by manufacturer receipts for installation items accompany claim warranty. Stabilizer Bar: Does not include links or bushings. Radio: Pay special attention to our fitment .

Fuel Filler Door: Includes hinge. This is on a case by basis. Whats Included. Fan Assembly: Includes motors, shroud, and blades.

Exhaust Manifold: Does not include turbo where applicable. It may have minor scratches and clear coat peeling. Wheel/Rim: Does not include cap, tire, or lug nuts. B parts have average miles and condition for its age.

Parts installed in vehicles used for commercial, racing, or off-road purposes, parts any purpose other than the original application. Starter: Includes solenoid. Spindle/Knuckle: Does not include hub unless noted. Claims that result from overheating due to cooling system failure.

Not included: Throttle body, Turbo, wiring harness exhaust manifold may be left on in certain cases. Window Regulator: Does not include motor unless noted most are with. Interior Rear View Mirror: Does not included bracket glued to windshield. Most of the time we include paint code in our part notes.

Is this the right part?, This is most common question that we get. These parts are not covered under warranty: Intake manifold, fuel injectors, oil pan, sensors, water pump. Many newer transmissions require a relearn/programming procedure. I only see photos of the vehicle and not actual part you are selling.

These wheels are still guaranteed to be straight and true, just not the best looking. Please see the fitment section below to make sure this will fit your vehicle. It is in average condition for the year and mileage of donor vehicle. Claims that result from the failure of other components.

Power Steering Pump: Includes pulley and ATTACHED reservoir. Strut: Struts are left assembled and include top plate, spring, dust boot dust boots on used struts rarely in perfect shape. The fitment information can be confusing if you don't buy replacement parts everyday. If you don't know what a paint code is or where yours located, please feel free to ask.

Coolant Overflow Bottle: Cap is included. 2.0L,AT,34K,AWD. Sun visor: Does not include clip. Transfer Case: Does not include electric shift motor.

Differential Carrier: Does not include axles. Temperature Control: Includes all knobs, buttons, and sliders. Slides are not covered under warranty. Pay special attention to any options listed.

Manual transmissions do not include any part of the clutch system. In the event of a claim, AAA will offer replacement part similar quality. Does not include bolts/hardware. Wiper Motor: Does not include arms or transmission unless noted.

B Condition, B-COND This wheel will have some cosmetic imperfections. All claims for warranty must be made within this time. Fuel Pump: Includes sending unit and any molded hoses that are non-removable. Here are our part notes about this specific.

Cowl Vent Panel: See Our Part notes, often sold as one side only. New fluids, filters, seal, and gaskets must be used in the installation of driveling component. Door Trim Panel: Includes handle and armrest. Caliper: Includes the bracket and slides.

Fuel injectors: See our part notes. Does not include bulbs. Blower Motor: Include the squirrel cage/fan blade. Jack: See part notes.

Does not include window/lock switches. This for a USED OEM Transmission/Transaxle Assembly pulled from 2023 330I with 34000 actual miles on it. It will have high miles or minor damage. If noted as assembly, it will include the lug wrench.

part #: 330i prices

• $1374.99-$3195.00

specifications gearreb:

• for models: 330i, 400
• for makes: Bmw
• for years: 2023
• mpn: 330i
• part type: Transmission
• conditions options: At, 34k, Awd
• genuine oem: Yes
• ipn: 400.bm1323
• descriptionpartcondition: 2.0 Liter, At, 34k, All Wheel Drive All Wheel Drive
• manufacturer warranty: 6 Month

offer gearreb:

• started: April 7, 2025
• quantity: 1
• options: Ship-to-home
• availability: In Stock
• best offers: True
• sold: 0

payments gearreb:

• other
• credit card: Diners-club
• wallet: Paypal

returns gearreb:

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

general gearreb:

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

seller gearreb:

• city: Rosemount, Minnesota
• # reviews: 57504
• rating: 99.1%

shipping gearreb:

• class: Freight
• type: Fixed
• cost: $175.00
• service: Flat Rate Freight

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