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  3. BMW US ADDITIONAL 230I

BMW US ADDITIONAL Transmission 242.BM3B21 478879

fits model: 230i. make: Bmw. year: 2021.

242.bm3b21 Bmw - Us Additional 230i 2021 Transmission Shift 478879

( Brand: Bmw Us Additional ), ( Part Type: Transmission ), ( Conditions Options: At, Flr Shftr Mech ), ( Genuine Oem: Yes ), ( Ipn: 242.bm3b21 )

Review BMW US ADDITIONAL Transmission Shift fits 230I 2021

Introducing the BMW 2 Series Gran Tourer 2021 with the advanced 7-speed Steptronic Sport Automatic Transmission, specifically identified as model number BMW 242.bm3b21. This transmission system is a key component of BMW's innovative Driving Dynamics Control, allowing drivers to select different driving modes to suit their preferences and road conditions.

The 7-speed Steptronic Sport Automatic Transmission offers both comfort and sportiness in equal measures. Its Steptronic functionality enables manual gear shifts using the gear lever or the paddles on the steering wheel. This provides an engaging driving experience, particularly for those who enjoy taking control of their vehicle's power delivery.

At the core of this transmission system lies BMW's EfficientDynamics technology. It optimizes power delivery and fuel consumption by adapting to driving conditions in real-time. This results in improved performance and reduced emissions, making it an eco-friendly choice for those who value both power and sustainability.

The 7-speed Steptronic Sport Automatic Transmission also features Adaptive Transmission Control. This intelligent system learns the driving style of the driver and adapts the transmission's shift characteristics accordingly. It ensures a smooth and seamless driving experience, whether you're cruising on the highway or navigating through busy city streets.

Moreover, this transmission system comes with a Parking Position Reversing gear. This feature helps drivers maneuver the vehicle in and out of parking spaces with ease, making parking an effortless task. The transmission's intelligent system also includes an Auto Start-Stop function, which automatically switches off the engine when the vehicle comes to a standstill, and restarts it as soon as the driver presses the accelerator pedal, thereby helping to save fuel and reduce emissions.

In summary, the BMW 2 Series Gran Tourer 2021 with the advanced 7-speed Steptronic Sport Automatic Transmission, model number BMW 242.bm3b21, offers a perfect blend of comfort, sportiness, and eco-friendliness. Its adaptive and intelligent features provide a smooth, engaging, and efficient driving experience, making it an excellent choice for those who demand the very best from their vehicle.

The BMW 2 Series 230i 2021 with the B48B21 8-speed Steptronic transmission is a popular choice for those seeking a dynamic and premium driving experience. Let's examine the advantages and disadvantages of this powertrain option:

Advantages:

1. Smooth and Efficient: The 8-speed Steptronic transmission offers smooth and quick shifts, delivering a refined driving experience. It also contributes to the car's fuel efficiency, as the transmission can keep the engine in its most efficient operating range.

2. Strong Performance: The B48B21 engine produces 189 horsepower and 207 lb-ft of torque, ensuring responsive acceleration and a thrilling driving experience.

3. Comfortable and Quiet: The 8-speed transmission, combined with the refined engine, makes for a quiet and comfortable ride.

4. Advanced Technology: The Steptronic transmission comes with features like automatic stop-start functionality, which can help save fuel in stop-and-go traffic.

5. Wide Ratios: The 8-speed transmission offers a wide range of gear ratios, allowing for both efficient cruising and powerful acceleration.

Disadvantages:

1. Cost: The optional 8-speed Steptronic transmission comes at an additional cost compared to the standard 6-speed manual transmission.

2. Complexity: The advanced technology of the Steptronic transmission may lead to more potential issues and maintenance needs compared to a simpler, manual transmission.

3. Loss of Engaging Driving Experience: Some purists may argue that the Steptronic transmission takes away from the engaging and tactile driving experience offered by a manual transmission.

In conclusion, the BMW 2 Series 230i 2021 with the B48B21 8-speed Steptronic transmission is an excellent choice for those seeking a refined, efficient, and powerful driving experience. Its smooth operation, advanced technology, and strong performance outweigh the added cost and potential complexity. However, those who prefer a more engaging and tactile driving experience might be better off with the standard 6-speed manual transmission. Ultimately, the decision comes down to personal preference and priorities.

Recommendation:

For those who value a refined and efficient driving experience with strong performance, the BMW 2 Series 230i 2021 with the optional 8-speed Steptronic transmission is an excellent choice. The smooth operation, advanced technology, and wide range of gear ratios make it an ideal choice for daily commuting and long-distance travel. However, for those seeking a more engaging and tactile driving experience, the standard 6-speed manual transmission might be a better fit. Consider your priorities and personal preferences when making your decision.

Details:

3241 Jim Cummings Hwy, wood bury, TN 37190. No expedited shipping options are available at this time.

part #: 230i price

  • $529.00

specifications shifterfreddie:

  • for models: 230i
  • for makes: Bmw
  • for years: 2021
  • brand: Bmw Us Additional
  • part type: Transmission
  • conditions options: At, Flr Shftr Mech
  • genuine oem: Yes
  • ipn: 242.bm3b21

general shifterfreddie:

  • condition: Used
  • Car Truck Parts Accessories > Transmission Drivetrain > Shifters, Cables Linkages

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  • class: Standard
  • type: Fixed
  • service: Standard
  • cost: $0.00
  • transit: 4-8 Days

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  • started: December 24, 2025
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for models: 230i, for makes: bmw, for years: 2021, part type: transmission, conditions options: at, flr shftr mech, genuine oem: yes,
manufacturer: bmw, category: auto parts > car truck parts accessories > transmission drivetrain > shifters, cables linkages, sku: 9456091044278792,

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