4.4L V8RWDAUTOMATICgas
Founding sponsor spot is openYour name on every procedure for this vehicle, permanently.Sponsor — $99 →
Fluid · Rear Differential

Rear Differential

for 1999 BMW 540iT E39 4.4L V8 · RWD
Fluid Type
75W-90 synthetic (BMW rear axle oil)
Spec: API GL-5 / BMW SAF-XO
Capacity
1.6qt
1.51 L
Drain & Refill
1.6 qt
1.51 L
Change Interval
60,000 mi
96,540 km

Notes

Medium case limited-slip differential standard on 540i models. Use BMW-approved differential oil.

Other fluid systems on this vehicle

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 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
⚠ STILL BEHIND THE PAYWALL
The 1999 BMW 540iT E39 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 540iT E39 — $99 →
Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →