How To Change Front Axle Fluid On 2013 Jeep Wrangler

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Changing the fluid in your Jeep JK Wrangler'due south differentials is an of import part of routine maintenance. New gear oil will insure your differentials will be well lubricated and function properly. And, unlike previous Jeep Wranglers, information technology volition non be necessary remove the differential cover in guild to do this. Granted, I practice recommend that you lot do and so anyhow from time to time (every other fluid change) as it will give you a chance to audit your gears and catch any damage or unsual habiliment.

Following "Schedule B" in the Jeep possessor manual (heavy driving), I change my differential fluids every fifteen,000 miles. Even so, It'due south always a good idea to practice this as IF you've submerged your axles in deep water for prolonged periods of time. Below is a list of what you will need and instructions on how to service yourself differentials on a Jeep JK Wrangler Dana 30 or Dana 44 axle.

What You Will Need

• 3/viii" Bulldoze Ratchet
• Torque Wrench
• 3" Ratchet Extension
• Oil Catch Pan
• Paper Towels
• (4) Quarts 75W90 or Heavier Gear Oil (Apply synthetic IF you take a limited slip differential)

Differential Fluid Capacity

Front Dana 44
2.7 pints (1.35 quarts)

Rear Dana 44
4.75 pints (2.375 quarts)

Bones Fluid Change Instructions

1. Using the square head of a 3/8" Bulldoze ratchet, remove the fill commodities from your differential cover.

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2. Place an oil catch pan underneath your differential. Then, using a iii/8" drive ratchet with a 3" extension attached to information technology, remove the bleed bolt from the base of it as shown.

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3. Allow your differential to drain completely before proceeding.

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4. Your Jeep JK Wrangler's drain bolt is magnetic and the inside end of information technology should exist fuzzy with fine iron filings. Utilize a paper towel and some restriction cleaner to wipe the bolt clean. If yous discover any metallic chunks, y'all should skip down to the Thorough Fluid Change Instructions for instructions on how to remove the differential comprehend.

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v. Using a three/8" drive ratchet with a iii" extension attached to it, reinstall your drain commodities back on to the base of your differential. Tighten this bolt to 25 ft. lbs. of torque.

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6. Proceed to refill your differential with gear oil. Delight note that a forepart Dana 44 differential but needs ii.seven pints (1.35 quarts) and the rear only needs 4.75 pints (2.375 quarts). If you have manufactory covers, all you need to practise is fill up your differentials until gear oil oozes out of the fill hole. If y'all have an later on market differential cover that has a college fill up pigsty than manufactory, Exercise Non be tempted to add any more gear oil than is needs. Doing and so volition upshot in a differential that is over-filled that will cause gear oil to get pumped out of the breather tube. If y'all are unsure how much you lot'll need in your axle, a adept rule of thumb to follow is that you only demand as much gear oil as is needed to get it to reach the lesser of your axle tubes. You lot can use a zilch necktie bent in a 90° bending to act as a dip stick to help you know where that is. Notation: IF you lot have a limited sideslip differential, yous volition demand to add friction modifier into your differential or, be sure to use a synthetic gear oil equally information technology volition accept friction modifier in it.

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7. Using the square head of a 3/8" Drive ratchet, re-install the fill up bolt on to the differential embrace. Tighten this bolt to 25 ft. lbs. of torque.

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Thorough Fluid Alter Instructions

In order to perform a thorough differential fluid change, you will be required to remove your differential covers. For instructions on how to do this, simply click on the link below. While it was written for the installation of aftermarket differential covers, the procedure is the same.

Differential Cover Installation Write-Up

That's it! Please let me know if you take whatsoever questions and don't forget to have your old gear oil to your local recycling centre (PepBoys, Autozone or the similar).