Vehicle: 2020 Jeep Grand Cherokee V6
This page documents recommended service fluids, quantities, and parts,
with trusted product search links from eBay and Amazon.
Fluid: Mopar ZF 8 & 9 Speed ATF (OEM equivalent)
Recommended Aftermarket: TRIAX ATF 689 Full Synthetic
Service Method:
Replace pan & filter, refill, run engine a few minutes, then drain and refill again.
How-To Video:
ZF 8-Speed Transmission Service
Parts Search:
🔧 Transmission Pan & Filter on eBay
Fluid Search:
🛢️ TRIAX ATF 689 on Amazon
Fluid Required: ATF+4
Recommended: TRIAX ATF XT Full Synthetic
| System | Model | Capacity |
|---|---|---|
| Quadra-Trac I (AWD) | MP3022 | 1.0 qt (0.95 L) |
| Quadra-Trac II (4WD) | MP3023 | 1.5 qt (1.4 L) |
| Quadra-Drive II | MP3023 | 1.5 qt (1.4 L) |
Fluid: SAE 75W-85 GL-5 Synthetic
Capacity: ~1.1 quart
Fluid: SAE 75W-85 GL-5
Capacity: ~1.6 quarts
Limited-Slip: Friction modifier required
Recommended: TRIAX Synergy Gear Max 75W-90 GL-5 Limited Slip
🛢️ TRIAX Gear Max 75W-90 on Amazon
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