Recommended Transmission Oil for the BMW 8-Series. How Much Do You Need?

The 8-Series Generations
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8-Series G14 (2018-2024)

Engine Unit Capacity Change interval Oil type
840d xDrive Convertible Differential, rear - Lifelong use Original oil
840d xDrive Convertible Transferbox 0,7 L Lifelong use Original oil
840d xDrive Convertible Transmission, automatic 9,35 L Lifelong use Original oil
M850i Convertible xDrive Transmission, automatic - Lifelong use Original oil
M850i xDrive Convertible PF Differential, rear - Lifelong use Original oil
M850i xDrive Convertible PF Transferbox 0,7 L Lifelong use Original oil
M850i xDrive Convertible PF Transmission, automatic 9,35 L Lifelong use Original oil

8-Series G15 (2018-2024)

Engine Unit Capacity Change interval Oil type
840d xDrive Coupé Differential, rear - Lifelong use Original oil
840d xDrive Coupé Transferbox 0,7 L Lifelong use Original oil
840d xDrive Coupé Transmission, automatic 9,35 L Lifelong use Original oil
M850i Coupé xDrive Transmission, automatic - Lifelong use Original oil
M850i xDrive Coupé PF Differential, rear - Lifelong use Original oil
M850i xDrive Coupé PF Transferbox 0,7 L Lifelong use Original oil
M850i xDrive Coupé PF Transmission, automatic 9,35 L Lifelong use Original oil

8-Series E31 (1990-1999)

Engine Unit Capacity Change interval Oil type
840Ci Transmission, manual 1,75 L Lifelong use Original oil
840Ci Differential, rear, with differential lock 1,9 L Lifelong use 75W-140
840Ci Differential, rear 1,9 L Lifelong use 75W-90
840Ci Transmission, automatic with green rating plate 13,1 L (+ torque converter), 5,5 L Lifelong use Original oil
850CSi Transmission, manual 2,3 L Lifelong use Original oil
850CSi Differential, rear, with differential lock 2,7 L Lifelong use 75W-140
850CSi Differential, rear 2,7 L Lifelong use 75W-90
850Ci Differential, rear, with differential lock 1,9 L Lifelong use 75W-140
850Ci Differential, rear 1,9 L Lifelong use 75W-90
850Ci Transmission, automatic with green rating plate 13,1 L (+ torque converter), 5,5 L Lifelong use Original oil
850Ci Transmission, manual 2,3 L Lifelong use Original oil
850Ci Transmission, automatic 3 L Lifelong use Original oil
850i Differential, rear, with differential lock 1,9 L Lifelong use 75W-140
850i Differential, rear 1,9 L Lifelong use 75W-90
850i Transmission, manual 2,3 L Lifelong use Original oil
850i Transmission, automatic 3 L Lifelong use Original oil
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