OEM GA8HP75Z 8-Speed Automatic Transmission

Rated 4.47 out of 5 based on 77 customer ratings
(77 customer reviews)

$3,200.00

Fitment:

    • BMW M5 F90 (2018+)

    • BMW M8 Coupe/Convertible (F92/F93)

    • BMW M8 Gran Coupé (F91)

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Complete OEM GA8HP75Z 8-Speed Automatic Transmission – M5 F90 / M8 F91/F92

The OEM GA8HP75Z 8-Speed Automatic Transmission is a genuine OEM high-performance automatic gearbox, designed for modern BMW, Mercedes-Benz, and other compatible vehicles using the ZF 8HP75Z transmission platform. Renowned for its smooth shifting, durability, and efficiency, this transmission ensures peak performance, reliability, and long-term operational excellence.

Core Product Identification:

  • Transmission Code: GA8HP75Z (M-calibrated, high-performance variant)

  • Source: BMW M5 F90 / BMW M8 Series

  • Mileage: ~55,000 km

  • Condition: Used – Perfect / Top Condition. No leaks, noises, or shifting issues prior to removal. Physically intact.

  • Completeness: Fully complete as removed, including the integrated mechatronics unit (valve body/TCU).

Features & Benefits

 Genuine BMW M Performance Transmission: The exact high-torque, sport-calibrated ZF 8HP unit designed for S63/S63TÜ engines. Delivers lightning-fast shifts and handles extreme power.
Complete & Unopened: Sold as a full assembly. Includes the critical mechatronics unit (the “brain” of the transmission). No need to source separate components.
Exceptionally Low Mileage: At only ~55,000 km, this transmission is barely broken in, offering long-term reliability and performance.
Direct Replacement: The most efficient solution for replacing a failed, worn, or damaged transmission in an M5 F90 or M8.
Tested & Functional: Removed from a running, driving vehicle with no known faults.

What’s Included & Technical Specifications

  • (1x) Complete GA8HP75Z 8-Speed Automatic Transmission Assembly

  • Includes: Integrated Mechatronics Unit (Valve Body & Transmission Control Module)

  • Torque Capacity: Rated for the high torque output of M5/M8 engines.

  • Fluid: Currently contains factory-fill transmission fluid. A fluid and filter service upon installation is highly recommended.

  • Primary Fitment:

    • BMW M5 F90 (2018+)

    • BMW M8 Coupe/Convertible (F92/F93)

    • BMW M8 Gran Coupé (F91)

77 reviews for OEM GA8HP75Z 8-Speed Automatic Transmission

  1. Rated 4 out of 5

    Thomas Bennett (verified owner) –

    The brake pads and rotors fit perfectly on my BMW X5. Installation was simple, and braking performance is quiet, smooth, and very responsive.

  2. Rated 4 out of 5

    Lauren Mitchell (verified owner) –

    I’ve purchased several BMW engines over the years from different suppliers, and this has been one of the best experiences. Honest descriptions, quality products, and professional service.

  3. Rated 4 out of 5

    Freddie Hughes (verified owner) –

    Every part I’ve purchased has matched the product description exactly. It’s refreshing to deal with a company that delivers what they advertise.

  4. Rated 5 out of 5

    Nicolás Rodríguez (verified owner) –

    Compré un motor para mi Mercedes AMG y quedé impresionado con la calidad. Llegó muy bien protegido, en excelentes condiciones y después de la instalación el vehículo funciona perfectamente.

  5. Rated 5 out of 5

    Jacques Pichon (verified owner) –

    Très satisfait de la qualité des matériaux utilisés. Les finitions sont impeccables et le montage s’est déroulé sans difficulté.

  6. Rated 4 out of 5

    Leonardo Navarro (verified owner) –

    Purchased a complete body kit, and the quality exceeded my expectations. The panels fit extremely well, and the finished result looks amazing.

  7. Rated 5 out of 5

    Corey Turner (verified owner) –

    I ordered a complete set of brake pads and rotors, and the difference was noticeable immediately. Quiet braking, excellent stopping power, and easy installation.

  8. Rated 4 out of 5

    Nicolas Laurent (verified owner) –

    Le rapport qualité-prix est excellent. Les pièces sont de très bonne qualité et les délais de livraison ont été respectés.

  9. Rated 5 out of 5

    Damien Fontaine (verified owner) –

    Les jantes sont arrivées parfaitement protégées. Leur finition est magnifique et elles s’adaptent parfaitement à ma BMW.

  10. Rated 5 out of 5

    Jonathan Roberts (verified owner) –

    My Lamborghini carbon fiber parts arrived in perfect condition. The craftsmanship is impressive, and the details are exactly what I expected from a premium product.

  11. Rated 5 out of 5

    Matthew Harrison (verified owner) –

    I was searching for a reliable supplier for Mercedes parts and found aftermarketspareparts.com. Their service was professional, and the parts arrived exactly as promised.

  12. Rated 4 out of 5

    Ethan Phillips (verified owner) –

    The carbon fiber parts are lightweight, durable, and finished to a very high standard. They completely changed the appearance of my car.

  13. Rated 4 out of 5

    Charlie Foster (verified owner) –

    Everything arrived well protected, including the larger body panels. The packaging was impressive and prevented any shipping damage.

  14. Rated 5 out of 5

    Mateo García (verified owner) –

    El motor BMW Serie 7 que compré funciona perfectamente después de la instalación. Excelente producto y muy buen servicio.

  15. Rated 4 out of 5

    Leo Carter (verified owner) –

    I appreciate the professionalism of aftermarketspareparts.com. They provide accurate information and deliver exactly what they promise.

  16. Rated 5 out of 5

    Gerardo Solís (verified owner) –

    I ordered a replacement engine for my BMW 535i, and everything arrived exactly as described. My mechanic had it installed without any issues, and the car has been running perfectly ever since. Excellent quality and professional service.

  17. Rated 5 out of 5

    Victor Lemaire (verified owner) –

    C’est la deuxième fois que je commande sur ce site et je suis une nouvelle fois très satisfait. Service sérieux et produits de qualité.

  18. Rated 4 out of 5

    Michael Lehmann (verified owner) –

    Die BMW Performance Felgen sind ein echter Hingucker. Die Verarbeitung ist erstklassig und sie passen perfekt zu meinem Fahrzeug.

  19. Rated 4 out of 5

    Denis Colin (verified owner) –

    J’ai commandé un moteur complet pour ma BMW Série 5 et je suis très satisfait. Le moteur est arrivé propre, parfaitement emballé et conforme à la description. Mon mécanicien l’a installé sans aucune difficulté.

  20. Rated 4 out of 5

    Philipp König (verified owner) –

    Die Recaro Sitze für meinen Audi sind von erstklassiger Qualität. Sie bieten hervorragenden Komfort und sehen im Innenraum fantastisch aus.

  21. Rated 5 out of 5

    William Morgan (verified owner) –

    My Porsche replacement transmission arrived well packaged and in excellent condition. Installation was simple, and shifting feels smooth again.

  22. Rated 4 out of 5

    Zachary Collins (verified owner) –

    I ordered Ferrari seats and interior components, and the quality is absolutely outstanding. The materials and craftsmanship are top level.

  23. Rated 5 out of 5

    Markus Schulz (verified owner) –

    Ich habe bereits mehrere Bestellungen bei aftermarketspareparts.com gemacht und wurde nie enttäuscht. Die Qualität der Teile ist konstant hervorragend.

  24. Rated 4 out of 5

    David Sullivan (verified owner) –

    I ordered a complete set of brake pads and rotors, and the difference was noticeable immediately. Quiet braking, excellent stopping power, and easy installation.

  25. Rated 4 out of 5

    Tobias Bauer (verified owner) –

    Ich habe ein Getriebe für meinen Mercedes bestellt und bin sehr zufrieden. Nach dem Einbau funktioniert alles einwandfrei und die Schaltvorgänge sind wieder sehr sauber.

  26. Rated 5 out of 5

    Connor Simmons (verified owner) –

    My Porsche replacement transmission arrived well packaged and in excellent condition. Installation was simple, and shifting feels smooth again.

  27. Rated 5 out of 5

    Christophe Lemoine (verified owner) –

    Très satisfait de mon achat. Le pare-chocs avant s’adapte parfaitement et la qualité de fabrication est excellente. La livraison en France a été rapide et le colis était très bien protégé.

  28. Rated 4 out of 5

    Andrew Graham (verified owner) –

    Ordering was simple, shipping was fast, and everything arrived exactly as described. I’ll definitely order from this company again.

  29. Rated 4 out of 5

    Peter Dawson (verified owner) –

    The quality of the body panels is outstanding. Even my body shop commented on how well everything aligned during installation.

  30. Rated 4 out of 5

    Samuel Ortega (verified owner) –

    Las piezas BMW M Performance que compré tienen una fabricación excelente. Se nota que son productos de alta calidad.

  31. Rated 4 out of 5

    Patrice Roussel (verified owner) –

    Le pare-chocs AMG que j’ai acheté pour ma Mercedes s’ajuste parfaitement. Le résultat est exceptionnel après peinture.

  32. Rated 4 out of 5

    Luis Enrique Santos (verified owner) –

    Las piezas de carbono Lamborghini tienen un acabado impresionante. Cada detalle está muy bien fabricado y la apariencia final es increíble.

  33. Rated 5 out of 5

    Marc Perrier (verified owner) –

    Le moteur Ferrari est en excellent état. Après installation, la voiture retrouve toute sa puissance et fonctionne parfaitement.

  34. Rated 5 out of 5

    Samuel Carter (verified owner) –

    The alloy wheels I ordered for my Mercedes AMG arrived without a single scratch. They balance perfectly and completely changed the appearance of my car.

  35. Rated 4 out of 5

    Victor Girard (verified owner) –

    Les pièces sont de très bonne qualité et les prix restent compétitifs par rapport aux fournisseurs en France.

  36. Rated 5 out of 5

    Julien Renault (verified owner) –

    J’avais quelques doutes avant de commander en ligne, mais le service client m’a rassuré en vérifiant la compatibilité avec mon véhicule. Je recommande sans hésiter.

  37. Rated 5 out of 5

    Tyler Lawson (verified owner) –

    The transmission I ordered for my Audi Q7 arrived on schedule and has performed flawlessly since installation. No leaks, no warning lights, and very smooth shifting.

  38. Rated 5 out of 5

    Marcel Werner (verified owner) –

    Der Ferrari Heckspoiler ist ein echtes Highlight. Die Carbon-Verarbeitung ist perfekt und die Montage war einfacher als erwartet.

  39. Rated 4 out of 5

    Paul Hoffmann (verified owner) –

    Die Mercedes Frontstoßstange passt perfekt und sieht nach der Montage wie ein Originalteil aus. Sehr gute Qualität.

  40. Rated 5 out of 5

    Paul Hoffmann (verified owner) –

    Sehr professionelle Abwicklung bei aftermarketspareparts.com. Die Mitarbeiter haben mir geholfen, die richtigen Teile für mein Fahrzeug auszuwählen.

  41. Rated 4 out of 5

    Brianna Hayes (verified owner) –

    Customer support went above and beyond to help me locate a hard-to-find engine for my BMW. The entire experience was professional from beginning to end.

  42. Rated 4 out of 5

    Mario Herrera (verified owner) –

    Compré un motor para mi Mercedes AMG y quedé impresionado con la calidad. Llegó muy bien protegido, en excelentes condiciones y después de la instalación el vehículo funciona perfectamente.

  43. Rated 4 out of 5

    David Neumann (verified owner) –

    Meine Bestellung eines Audi RS Stoßfängers verlief problemlos. Die Passform war perfekt und die Lackierung konnte ohne zusätzliche Anpassungen durchgeführt werden.

  44. Rated 4 out of 5

    Denis Colin (verified owner) –

    Les pièces correspondent parfaitement aux photos publiées sur le site. Aucune mauvaise surprise à la réception.

  45. Rated 5 out of 5

    Adam Foster (verified owner) –

    The replacement gearbox works perfectly. After several weeks of driving, shifting remains smooth and consistent.

  46. Rated 5 out of 5

    Michael Cooper (verified owner) –

    I ordered Ferrari seats and interior components, and the quality is absolutely outstanding. The materials and craftsmanship are top level.

  47. Rated 5 out of 5

    Dean Roberts (verified owner) –

    I ordered a complete replacement engine for my BMW X5, and the entire experience was excellent. The engine arrived clean, securely packaged, and exactly as described. My mechanic completed the installation without any issues, and the vehicle has been running flawlessly.

  48. Rated 5 out of 5

    Charlie Morgan (verified owner) –

    I was searching for a reliable supplier for Mercedes parts and found aftermarketspareparts.com. Their service was professional, and the parts arrived exactly as promised.

  49. Rated 5 out of 5

    Dominique Leduc (verified owner) –

    Je cherchais des pièces Ferrari difficiles à trouver, et cette boutique les avait en stock. Tout est arrivé conforme et dans un état impeccable.

  50. Rated 5 out of 5

    Jonathan Roberts (verified owner) –

    The engine replacement for my BMW 7 Series was exactly as advertised. After installation, the car runs smoothly with excellent performance.

  51. Rated 4 out of 5

    Kimberly Bennett (verified owner) –

    I ordered a complete set of brake pads and rotors, and the difference was noticeable immediately. Quiet braking, excellent stopping power, and easy installation.

  52. Rated 5 out of 5

    Graham Lawson (verified owner) –

    I ordered both front and rear bumpers, and the fitment was excellent. The quality of the materials is very impressive.

  53. Rated 5 out of 5

    Michael Lehmann (verified owner) –

    Ein sehr professioneller Anbieter für hochwertige Fahrzeugteile. Egal ob Motoren, Getriebe, Bodykits, Felgen oder Innenausstattung – aftermarketspareparts.com liefert zuverlässige Qualität und einen hervorragenden Kundenservice.

  54. Rated 5 out of 5

    Philipp Jäger (verified owner) –

    Die Bremsbeläge und Bremsscheiben für meinen BMW kamen gut verpackt an und die Qualität ist ausgezeichnet. Sehr gutes Preis-Leistungs-Verhältnis.

  55. Rated 4 out of 5

    Carlos Medina (verified owner) –

    This has become my go-to source for BMW parts. Great prices, excellent communication, reliable shipping, and high-quality products that fit exactly as expected.

  56. Rated 4 out of 5

    Óscar Cifuentes (verified owner) –

    I was impressed with how securely everything was packaged. Every part arrived in perfect condition, and shipping was much faster than expected.

  57. Rated 4 out of 5

    Jack Williams (verified owner) –

    The tires I purchased arrived fresh, properly packaged, and exactly according to the specifications I selected.

  58. Rated 5 out of 5

    Jacob Simmons (verified owner) –

    The tires arrived fresh, properly packaged, and exactly as ordered. Excellent grip, smooth ride, and very competitive pricing.

  59. Rated 5 out of 5

    Nathan Cooper (verified owner) –

    My mechanic recommended ordering from aftermarketspareparts.com, and now I understand why. Excellent products and professional customer service.

  60. Rated 4 out of 5

    Daniel Carter (verified owner) –

    Every part I ordered matched the factory specifications perfectly. It made installation much easier than I anticipated.

  61. Rated 4 out of 5

    Daniel Parker (verified owner) –

    The transmission I ordered for my BMW M5 performs perfectly. Smooth gear changes and no warning lights after installation.

  62. Rated 5 out of 5

    Luke Edwards (verified owner) –

    This is my second order from aftermarketspareparts.com, and once again everything arrived exactly as described. Reliable company with quality products.

  63. Rated 4 out of 5

    Jean-Luc Renaud (verified owner) –

    Je recommande vivement cette boutique à tous les passionnés de BMW. Le professionnalisme est au rendez-vous.

  64. Rated 5 out of 5

    Emilio Serrano (verified owner) –

    Finding genuine BMW parts online can be difficult, but this company delivered exactly what they advertised. I will definitely be ordering again.

  65. Rated 4 out of 5

    Damien Fontaine (verified owner) –

    Le kit carrosserie est d’une qualité remarquable. Les ajustements sont parfaits et le résultat final est vraiment superbe.

  66. Rated 4 out of 5

    Francis Reynaud (verified owner) –

    Je cherchais des pièces Ferrari difficiles à trouver, et cette boutique les avait en stock. Tout est arrivé conforme et dans un état impeccable.

  67. Rated 5 out of 5

    Fernando Rojas (verified owner) –

    Compré pastillas de freno y discos para mi BMW M y estoy muy satisfecho. El frenado es más suave y silencioso.

  68. Rated 5 out of 5

    Andreas Schmitt (verified owner) –

    Das Getriebe für meinen BMW wurde schnell geliefert und funktioniert ohne Probleme. Die Schaltvorgänge sind wieder perfekt.

  69. Rated 4 out of 5

    Pablo Navarro (verified owner) –

    El interior de mi Porsche mejoró completamente después de instalar los asientos Recaro. Son cómodos, deportivos y muy elegantes.

  70. Rated 4 out of 5

    Matthias Wolf (verified owner) –

    Die BMW Performance Felgen sind ein echter Hingucker. Die Verarbeitung ist erstklassig und sie passen perfekt zu meinem Fahrzeug.

  71. Rated 4 out of 5

    Dylan Harrison (verified owner) –

    The Porsche aero wheels completely transformed the appearance of my car. Great design, perfect fit, and excellent build quality.

  72. Rated 5 out of 5

    Adrien Pelletier (verified owner) –

    J’ai commandé un moteur pour ma Mercedes-Benz Classe C et je suis très satisfait. Le moteur est arrivé parfaitement emballé, conforme à la description, et mon mécanicien l’a installé sans aucune difficulté.

  73. Rated 4 out of 5

    Dylan Harrison (verified owner) –

    The engine I purchased for my Porsche Cayenne was clean, tested, and ready for installation. The vehicle is running smoothly again.

  74. Rated 4 out of 5

    Antoine Bernard (verified owner) –

    J’avais besoin d’une boîte de vitesses pour ma BMW Série 5. Après installation, les changements de rapports sont fluides et tout fonctionne parfaitement. Je recommande ce vendeur.

  75. Rated 4 out of 5

    Thomas Simon (verified owner) –

    Les pièces sont de très bonne qualité et les prix restent compétitifs par rapport aux fournisseurs en France.

  76. Rated 4 out of 5

    Andrew Phillips (verified owner) –

    I ordered a Mercedes-Benz engine from aftermarketspareparts.com and the entire experience was excellent. The engine arrived securely packaged, exactly matching the description, and my technician confirmed it was in great condition before installation.

  77. Rated 5 out of 5

    Henry Collins (verified owner) –

    These Recaro seats are one of the best upgrades I’ve made. They provide outstanding support while still being comfortable enough for long road trips.

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