Some routine service actions such as changing the engine oil might seem obvious and important, while others such as changing the gearbox oil from its Land Rover LR4 may appear to be less natural. However, make no mistake, changing the gearbox is just as necessary as changing the engine oil. This article will show you the role of the gearbox oil, then, why it is important to change the gearbox of your Land Rover LR4, and at last, how to change the gearbox oil of a Land Rover LR4 .


Role of gearbox oil on a Land Rover LR4

So we start our article with the role of gearbox oil on a Land Rover LR4. The objective of this short introduction is to make you understand the interest of this fluid which guarantees the good performance of your car. The gearbox of your car has the objective to demultiply the power transferred by the engine and send it back to your wheels . It is done up of pinions and gears that will allow the wheels to rotate at different speeds depending on the curves and the gear engaged. It will function with the help of an axle and a differential. All these parts will need to be firmly lubricate to objective properly, limit friction and tolerate the high temperatures generated by the engine and friction. Your transmission oil has a high viscosity and will prevent the formation of filings or gear breakage, so it is essential to the correct performing of the gearbox.

Why changing the gearbox oil from a Land Rover LR4?

Now we’ll see what’s the point of draining the gearbox oil of your Land Rover LR4?

Interest of gearbox oil changing Land Rover LR4

There are several interests to change the gearbox of your car regularly, we will list them and outline them below:

  • Over time, the oil will lose its viscosity caused by friction and temperature rise, which will bring about less lubrication of the gears and pinions and therefore risk to break some of them.
  • Same as viscosity, time and temperature rise will decrease the oil resistance to the engine temperature, So it will fluidize much more easily when the engine heats up, which is not good for your gearbox.
  • Accumulation of metallic residues: Finally, even if you always have a quality oil, a gearbox is an element that wears out and releases iron filings with friction, the oil will pick them up and if it builds up too much these residues can get into gears and break them.

When to do the gearbox oil change on a Land Rover LR4?

Whether you want to do an automatic or manual gearbox oil change on Land Rover LR4 or strong> the procedure is not the same, nevertheless, dealers do not give mileage suggestions to change the oil in your gearbox, however when you do an intervention on the gearbox it is advisable to change it, in any other case here are the reasons to make you think about doing this oil change.

Oil change for manual gearbox Land Rover LR4

  • Gears are jumping: you are most likely missing oil and you may have a gearbox oil leak, please see our content on gearbox leaks on Land Rover LR4 for more info.
  • The gearbox cracks when you change gears: The oil has absolutely lost viscosity and is too fluid, so the gears get stuck.
  • Difficulty to shift gears: Same problem as just before, the oil is certainly too fluid.

Automatic gearbox oil change

  • A slow start from the neutral position to the first one: generally a viscosity problem.
  • Difficulty or even impossibility to shift gears: Lack of oil


How to change gearbox oil of a Land Rover LR4?

Finally, to conclude this content, we will show you you how to empty the gearbox oil of your Land Rover LR4 , it’s less difficult than you might presume, here are the few steps to follow to do it properly:

  • Heat your Land Rover LR4 for about 10 minutes to get a fluid oil, place it flat on 4 stands.
  • Install a drain pan under the drain plug, open it, and clean it well because it will most likely collect filings.
  • Let all the oil run out until it’s all gone.
  • Replace and tighten the cap, then fill with a syringe through the filler cap with the manufacturer’s recommended dose

If you need more guides on the Land Rover LR4, go to our Land Rover LR4 category.