2021 Jeep Wrangler Oil Capacity & Filter Specs
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The 2021 Jeep Wrangler's oil capacity depends on its engine. Most 2021 Wranglers equipped with the 3.6L Pentastar V6 engine require 5.0 quarts (4.7 liters) of 5W-20 oil meeting MS-6395 standards, while models with the 2.0L Hurricane inline-four engine take 5.0 quarts (4.7 liters) of 5W-30 oil also meeting MS-6395 standards. The 3.0L EcoDiesel V6 requires 8.5 quarts (8.0 liters) of 5W-40 oil meeting MS-10902 standards, and the 6.4L V8 found exclusively in the Wrangler Rubicon 392 takes 7.0 quarts (6.6 liters) of 0W-40 oil meeting MS-12633 standards.
Quick Answer
3.6L Pentastar V6:
- Oil Capacity: 5.0 quarts (4.7 liters)
- Recommended Oil Weight: 5W-20
- Oil Spec: FCA MS-6395
- OEM Oil Filter Part Number: 68191349AA
- Aftermarket Cross-Reference: Fram PH11665, Wix 57526, Mobil 1 M1-113
2.0L Hurricane I4:
- Oil Capacity: 5.0 quarts (4.7 liters)
- Recommended Oil Weight: 5W-30
- Oil Spec: FCA MS-6395
- OEM Oil Filter Part Number: 04892339AA
- Aftermarket Cross-Reference: Fram PH10358, Wix 57060, Mobil 1 M1-118
3.0L EcoDiesel V6:
- Oil Capacity: 8.5 quarts (8.0 liters)
- Recommended Oil Weight: 5W-40
- Oil Spec: FCA MS-10902
- OEM Oil Filter Part Number: 68507802AA
- Aftermarket Cross-Reference: Consult dealer for exact part number; Fram and Mobil 1 may not have direct cross-references readily available.
6.4L HEMI V8 (Rubicon 392):
- Oil Capacity: 7.0 quarts (6.6 liters)
- Recommended Oil Weight: 0W-40
- Oil Spec: FCA MS-12633
- OEM Oil Filter Part Number: 05038153AA
- Aftermarket Cross-Reference: Fram CH11665, Mobil 1 M1-210A, Wix 57899
Capacity by Engine Option
| Engine | Oil Capacity (Quarts/Liters) | Recommended Oil Weight | Oil Spec |
|---|---|---|---|
| 3.6L Pentastar V6 | 5.0 quarts / 4.7 liters | 5W-20 | FCA MS-6395 |
| 2.0L Hurricane I4 | 5.0 quarts / 4.7 liters | 5W-30 | FCA MS-6395 |
| 3.0L EcoDiesel V6 | 8.5 quarts / 8.0 liters | 5W-40 | FCA MS-10902 |
| 6.4L HEMI V8 | 7.0 quarts / 6.6 liters | 0W-40 | FCA MS-12633 |
Oil Change Interval
For most 2021 Jeep Wrangler models, a `
More specs for the 2021 Jeep Wrangler
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2021 Jeep Wrangler Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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