1989 Ford Bronco II Oil Type & Capacity: 5W-30 (5.0 quarts)
The 1989 Ford Bronco II takes 5W-30 motor oil — 5.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 4WD, Automatic | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| 4WD, Standard, FM146 | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| 4WD, Standard, M5OD-R1 | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| RWD, Automatic | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| RWD, Standard, FM146 | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
| RWD, Standard, M5OD-R1 | SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F) | 5.00 QTS. | 4.00 QTS. | — |
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More factory specs & repair guides for your Bronco II
🛞 1989 Ford Bronco II Tire Size & Pressure →🌧️ 1989 Ford Bronco II Wiper Blade Sizes →💡 1989 Ford Bronco II Light Bulb Sizes →📖 1989 Ford Bronco II Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
7.8 quarts (7.38 L) — 50/50 mixture of FORD Premium Cooling System Fluid and water. Specification: ESE M97B44 A.
Frequently asked questions
What type of oil does a 1989 Ford Bronco II take?
The 1989 Ford Bronco II takes 5W-30 motor oil (SAE 5W-30 Super Premium Engine Oil (Below 0Deg.F), 10W-30 Super Premium Engine Oil (0Deg.F to 100Deg.F), 20W-40/50 Premium Engine Oil (20Deg.F to Above 100Deg.F)), per the factory service manual.
What is the oil capacity of a 1989 Ford Bronco II?
The 1989 Ford Bronco II oil capacity is 5.0 quarts with a filter change, or 4.0 quarts without changing the filter.
How often should I change the oil in my 1989 Ford Bronco II?
Most 1989 Ford Bronco II owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Ford recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1989 Ford Bronco II?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1989 Ford Bronco II. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.