WhichCarParts

JL (3rd generation) · 2018–2025 · Off-road SUV, solid front/rear axle (2-door; 4-door Unlimited)

2023 Jeep Wrangler parts and specs

Everything you need to own and maintain this exact model year. Verified specifications, part numbers, and the problems that recur, in one place.

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Photo: Alexander Migl / CC BY-SA 4.0. Illustrative, not necessarily your model year or trim.

Quick facts

Engine oil
0W-20, 5 qt (base engine)
Battery
Group 48 (H6) with stop-start-equipped engines; 94R (H7) on engines without stop-start
Tire size
245/75R17 (base trim)
Wiper blades
16" / 16" / 12" rear
Max towing
3,500 lbs
Cabin filter
Mopar 68301863AA (later revised to 68535621AA)

Specifications for the 2018–2025 Wrangler

Oil & filter

Viscosity, capacity, filter part numbers, change interval

Battery

BCI group size, cold cranking amps, AGM or flooded

Tires & wheels

Factory sizes by trim, pressures, bolt pattern, lug torque

Wiper blades

Driver, passenger and rear blade lengths

Air & cabin filters

Cabin and engine air filter part numbers, locations, intervals

Bulbs

Headlight, fog and marker bulb types

Brakes

Rotor diameters, pad references, service notes

Fluids

Transmission fluid, coolant, brake fluid and capacities

Service schedule

What's actually due at every mileage interval

Problems & reliability

Documented failures, recalls, and which years to avoid

Oil light reset

Step-by-step maintenance light reset, no tools

Key fob battery

Which coin cell the remote takes

Specs

Towing, weight, fuel tank, fuel economy

These specifications are shared across every Wrangler of the JL (3rd generation) generation. See the 2018–2025 Jeep Wrangler overview for the full picture, or the Jeep Wrangler guide to compare every generation.

What changed for the 2023 Jeep Wrangler

  • 2023Air conditioning becomes standard on all trims; Uconnect 4 replaces Uconnect 3 with a 7-in touchscreen standard (up from 5-in); Rubicon 20th Anniversary special edition

Known problems with the 2023 Jeep Wrangler

3 of the 5 issues we track for the 2018–2025 generation are documented against the 2023 model year, and 1 carries a recall or service bulletin.

  • 4xe high-voltage battery internal failure / fire risk (recall)

    majorNHTSA 23V-787 (FCA internal number B9A)

    Some 2021–2023 Wrangler 4xe PHEVs built with high-voltage battery cells manufactured between January and October 2021 can suffer an internal battery fault leading to a vehicle fire with the ignition on or off. Jeep issued a voluntary recall covering about 32,100 vehicles; the remedy is a software flash on the HV battery pack, with a full pack replacement if a fault code sets. Owners of affected VINs were advised to avoid charging and not park the vehicle indoors or near other vehicles until repaired.

    Typical cost: Free under recall

  • 3.6L Pentastar oil cooler / filter housing cracking

    moderate

    Same issue as the JK generation: the plastic oil-cooler/filter-housing bolted to the front of the Pentastar V6 can crack and leak oil, especially as the vehicle ages. Watch for oil odor, drips near the front of the engine, or falling oil level between changes.

    Typical cost: $150–$400 DIY; $400–$900 at a shop

  • 2.0L turbo ("Hurricane 4") oil consumption and timing chain tensioner wear

    moderate

    Owners of the 2.0L turbo four report above-normal oil consumption in some cases (attributed to turbo seal/piston ring wear) and premature timing chain tensioner wear producing a rattle on cold start that can worsen into chain noise if ignored. Keep an eye on the dipstick between changes and address any cold-start rattle promptly, a stretched/rattling chain can jump time if left unaddressed.

    Typical cost: $0 (top-offs) to $1,500–$3,000 for tensioner/chain work

2 more issues reported in other 2018–2025 years
  • Steering shimmy / "death wobble", frame-weld quality investigation and steering-damper TSB — 2018–2020 (TSB); 2018–2019 (NHTSA investigation)
  • Manual-transmission clutch pressure plate overheating (recall) — 2018–2020 (manual transmission only)

Full detail, costs and sources on the Jeep Wrangler problems and years to avoid guide.

Which engines were offered in the 2023 Wrangler?

EngineTrimsOilOil capacity
3.6L V6 (Pentastar, +eTorque mild hybrid on some trims/years)Sport, Sport S, Sahara, Rubicon, most special editions, the volume engine across 2018–20250W-205 qt
2.0L Turbo I4 ("Hurricane 4")Sport, Sahara, Rubicon (optional on most trims)5W-305.5 qt
3.0L EcoDiesel V6Sahara, Rubicon (diesel option)5W-409 qt
4xe Plug-In Hybrid (2.0L Turbo I4 + electric motor)Sport 4xe, Sahara 4xe, Rubicon 4xe5W-305 qt
6.4L V8 ("392", Rubicon 392)Rubicon 392 (standalone high-performance trim)0W-407 qt

About the Jeep Wrangler

The Jeep Wrangler is the last mainstream solid-axle, body-on-frame off-roader sold new in the US, and that hardware choice defines its maintenance story: a Dana front/rear axle, transfer case, and (on Rubicon) locking differentials mean fluid checks most crossovers don't have. 6L Pentastar V6 on 0W-20, and its most-reported issues are the Pentastar's plastic oil-cooler/filter-housing cracking and 'death wobble,' a violent steering shake from worn track-bar/tie-rod/steering-damper components rather than a factory defect. 4L 'Rubicon 392' V8 (2021+), and the 4xe plug-in hybrid (2021+).

Early JLs drew an NHTSA investigation into frame-weld quality tied to steering shimmy, a 2018–2020 manual-transmission clutch recall, and (on 4xe only) a high-voltage battery fire recall. Across both generations, tire size is trim-dependent, Rubicon ships on 33-inch mud-terrains from the factory, and the Xtreme Recon package puts genuine 35s under a Rubicon or 392 with no lift required, and off-road use accelerates wear on track bars, ball joints, and diff/transfer-case fluid compared with a Wrangler that never leaves pavement.

For how the specifications changed across every generation, see the full Jeep Wrangler guide.

Other Jeep Wrangler years

2025202420222021202020192018201720162015201420132012
Data confidence for this generationHigh confidence

Sources