1. Automatic Transmissions Products
  2. sku: 20448690564370604
  3. BMW GA8X51CZ

BMW GA8X51CZ Automatic Transmission Gearbox 2019-21 G05 B58

fits model: X5, X7, Awd. make: Bmw.

Ga8x51cz Bmw 2019-21 G05 X5 X7 Automatic Transmission Gearbox B58 Awd

( Manufacturer Part Number: GA8X51CZ ), ( Part Type: Transmission ), ( Series: G05 ), ( Car: 2020 Bmw X5 ), ( Located: 26 Back Left ), ( Partout Id: A-84091212 )

Review BMW 2019 21 G05 Automatic Transmission Gearbox B58 fits X5 X7 AWD

2019-21 BMW G05 X5/X7 B58 AWD Automatic Transmission Gearbox (BMW GA8X51CZ)

The BMW GA8X51CZ, a testament to BMW's engineering prowess, is the automatic transmission gearbox for the 2019-21 BMW G05 X5 and X7 models equipped with the B58 engine and AWD system. This state-of-the-art transmission gearbox is designed for seamless integration with the vehicle's powertrain, ensuring optimal performance and efficiency.

The BMW GA8X51CZ features an 8-speed Steptronic Sport transmission, which combines the comfort of an automatic transmission with the sporty feel of a manual. It boasts quick, precise shifts, and when in Sport mode, it holds gears longer for an exhilarating driving experience. The transmission's Advanced Automatic Transmission (AAT) technology ensures smooth and efficient power delivery, while the Launch Control function offers lightning-quick acceleration.

This transmission gearbox is engineered to work harmoniously with the BMW X5 and X7's xDrive AWD system. It continuously monitors driving conditions and distributes power to all wheels as needed, ensuring superior traction, stability, and control in various driving scenarios.

The BMW GA8X51CZ also incorporates several advanced technologies for enhanced driving dynamics and safety. These include Adaptive Transmission Control, which adjusts shift points based on driving style and road conditions, and Auto Start-Stop, which helps save fuel by automatically shutting off the engine when the vehicle comes to a halt.

In summary, the BMW GA8X51CZ automatic transmission gearbox is a cutting-edge component that elevates the driving experience in the 2019-21 BMW G05 X5 and X7. Its combination of performance, efficiency, and advanced technology makes it a standout choice for discerning drivers who demand the best.

The BMW G05 X5/X7 (B58 AWD) from the 2019-21 model years offers several advantages and potential drawbacks, which are outlined below to aid in your purchasing decision:

Pros:

1. Powerful Engine: The B58 engine delivers a satisfying driving experience with its robust power and responsiveness, ensuring a smooth and dynamic ride.

2. All-Wheel Drive (AWD): The AWD system provides excellent traction, making the vehicle suitable for various road conditions and enhancing safety during inclement weather.

3. Luxurious Interior: The X5/X7 boasts a high-quality, opulent cabin with comfortable seating, premium materials, and advanced technology features, such as a large infotainment screen and a digital instrument cluster.

4. Safety Features: The vehicle is equipped with various active safety systems, including lane departure warning, blind-spot monitoring, and forward collision warning with automatic emergency braking, helping to ensure a secure driving experience.

Cons:

1. Fuel Consumption: The B58 engine, while powerful, is not particularly fuel-efficient, resulting in higher fuel costs for some drivers.

2. Maintenance Costs: BMWs are known for having high maintenance costs, particularly when it comes to replacing parts like the timing chain and water pump, which can be expensive.

3. Depreciation: Luxury vehicles like the X5/X7 tend to depreciate faster than other vehicles, which could impact resale value.

4. Price: The X5/X7 comes with a significant price tag, making it a relatively expensive choice compared to other SUVs in its class.

In conclusion, the BMW G05 X5/X7 (B58 AWD) offers a luxurious drive with a powerful engine and numerous advanced features. However, the high cost of ownership, including maintenance, fuel, and depreciation, should be carefully considered before making a purchase. If you are willing to pay for the luxury and driving experience, this vehicle may be an excellent choice for you. Alternatively, if you prioritize lower costs of ownership, you might want to explore other options in the SUV segment.

Details:

Condition: Used. Transmission: Manufacturer Part Number: GA8X51CZ. Please look at pictures for details.

Engine: B58B30M1. Original Car: 2020 BMW X5. Interior Color: Brown.

part #: ga8x51cz prices

  • $426.78-$1999.99

specifications autotransmissionsgo:

  • for models: X5, X7, Awd
  • for makes: Bmw
  • mpn: Ga8x51cz
  • part type: Transmission
  • series: G05
  • car: 2020 Bmw X5
  • located: 26 Back Left
  • partout id: A-84091212

returns autotransmissionsgo:

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

shipping autotransmissionsgo:

  • cost: $300.00
  • service: Flat Rate Freight
  • transit: 14-19 Days
  • type: Fixed
  • class: Freight

payments autotransmissionsgo:

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

seller autotransmissionsgo:

  • # reviews: 2454
  • city: Hollywood, Florida
  • rating: 99.8%

offer autotransmissionsgo:

  • options: Ship-to-home
  • availability: In Stock
  • started: July 23, 2025
  • best offers: True
  • sold: 0
  • quantity: 1

general autotransmissionsgo:

  • condition: Used
  • Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission
for models: x5, x7, awd, for makes: bmw, part type: transmission, series: g05, car: 2020 bmw x5, located: 26 back left, partout id: a-84091212,
category: auto parts > car truck parts accessories > transmission drivetrain > automatic transmission, sku: 20448690564370604,
Bmw GA8X51CZ Is Similar To:
autotransmissionsgo logo
5 offers $426.78–$1999.99 USD
  • Used. Offer #1 priced at $1199.95 + $300.00 shipping estimate = $1499.95* total. Didn't budge on the pallet and was waterproof. Series G05.+$300.00 shipping
  • Remanufactured. Offer #2 priced at $426.78 + $0.00 shipping estimate = $426.78* total. For BMW 8HP51 8X51 8L51 8-Speed Transmission. Manufacturer Part Number: 8X51 8HP51 8L51.FREE SHIPPING
  • Used. Offer #3 priced at $1999.99 + $399.99 shipping estimate = $2399.98* total. The drained fluid was clean. Removed from a vehicle with 79k miles.+$399.99 shipping
  • Used. Offer #4 priced at $985.00 + $299.00 shipping estimate = $1284.00* total. For HI/AK/Territories, request a quote. At Automatic Transmission Used Oem 8-speed 2k.+$299.00 shipping
  • Used. Offer #5 priced at $1079.99 + $0.00 shipping estimate = $1079.99* total. Drivertrain: AWD Mileage: 90102 2019-2020 BMW X7 3.0L AWD.FREE SHIPPING

Copyright © autotransmissionsgo.com