Fluid · Automatic Transmission
Automatic Transmission
for 2018 Ram 1500 3.0L V6 EcoDiesel · RWD
Fluid Type
Mopar ZF 8&9 Speed ATF (ZF LifeguardFluid 8)
Spec: Chrysler MS-11655
Capacity
9.5qt
8.99 L
Drain & Refill
5.5 qt
5.2 L
Change Interval
60,000 mi
96,540 km
Data quality
✓ Verified
Cross-checked against OEM or multiple independent sources.
Notes
ZF 8HP70: ATF+4 is NOT approved. Total fill ~9.5 qt; pan-drop service refill ~5-5.5 qt. Was ATF+4/MS-9602 (wrong) before 2026-08-24.