3.0L I6 Turbo B58•RWD•AUTOMATIC•gas•B58B30•turbo

Repairs0 Labor474 Torque1480 Fluid8 DTC2246 Battery1 Maintenance0 Recalls6

Fluid · Automatic Transmission

Automatic Transmission

for 2021 BMW 540i 3.0L I6 Turbo B58 · RWD

Fluid Type

ZF Lifeguard 8 ATF

Spec: ZF S671090255 / BMW 83222465854

Capacity

9.5qt

8.99 L

Drain & Refill

5 qt

4.73 L

Data quality

Book-style estimate

Not yet expert-verified. Have the real number? Correct it below — takes 30 seconds.

Notes

ZF 8HP transmission, lifetime fill per BMW but 50k-60k mile service recommended. Drain-refill is pan drop only

Other fluid systems on this vehicle

A/C Refrigerant

Rear Differential

🔌 Need this data in your app? It's all in the free API →

🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years. Spot an error? Use the Help link above — a human reads every report.

Stuck on this repair? Take it to The Diag Desk — ask a master tech about this exact car → real human answer within 24h, never AI

Share:X Reddit FB WhatsApp Threads Email

⚠ STILL BEHIND THE PAYWALL

The 2021 BMW 540i repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.

The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.

Sponsor the BMW 540i — $99 →

Building an app?

Free API access to all this data — 10 requests/day, no card required.

Get an API key →

Run a shop?

A free website, SEO and Google reviews with your shop software. Auto Shop Base Professional, $250/mo, with our labor times on every estimate.

See what's included →