Land Rover Defender Cabin Air Filter: Intervals, Fitment & Warning Signs

On the Defender, this filter's exact position genuinely varies across the range, worth confirming which specific location applies to your model.

Illustration for editorial purposes

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Land Rover Defender Cabin Air Filter: OEM Part Number

2015-2019 builds	Land Rover OEM: LR056138 — shared with same-era Range Rover Evoque and Discovery Sport
2020 onwards	Land Rover OEM: LR115835

Accuracy note: genuinely worth knowing: some Defender variants use a two-piece cabin filter set rather than a single filter, particularly where the car has separate driver/passenger climate zones — ordering just one filter when two are needed is a common mistake.

Land Rover Defender Cabin Air Filter: Easy to Forget, Easy to Fix

This is one of the few parts on the Land Rover Defender that has zero effect on how the car actually drives — its whole job is air quality inside the cabin, which is exactly why it's so easy to let slide for years.

Before you buy: filter size and whether your car uses a standard or activated-carbon filter varies by trim. Always confirm against your VIN before ordering.

Land Rover Defender Cabin Air Filter: What It Does

Air entering the Land Rover Defender's ventilation system passes through the cabin filter first, which traps dust and pollen, and on activated-carbon versions, some airborne odours too. It's entirely separate from the engine air filter — a different part doing a different job for the combustion process, not the cabin.

Land Rover Defender Cabin Air Filter reference plate

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A Genuinely Useful Piece of Context Worth Knowing About This Filter — Land Rover Defender Cabin Air Filter

If you're trying to locate the cabin filter, this is genuinely worth knowing: its exact position genuinely varies across the Land Rover range, sometimes behind the glovebox, sometimes under the bonnet at the base of the windscreen, and occasionally under the centre console — worth confirming which specific location applies to your model before assuming it isn't fitted at all.

A genuinely useful clarification worth knowing before trying to save money by cleaning rather than replacing: cleaning the filter with a vacuum or compressed air only removes visible surface dirt, without reaching the deeper layers, so performance genuinely won't improve much even after a thorough clean.

It's also genuinely worth knowing that accessing this filter has been described in documented cases as a genuine hassle on related models, with tight quarters sometimes requiring wires to be carefully released to make room for the new filter.

Land Rover Defender Cabin Air Filter: Warning Signs, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Cabin Air Filter Guide for signs it needs changing, confirming fitment against your VIN, and choosing standard, carbon, or HEPA media.

More Land Rover Cabin Air Filter

The same part, covered across other Land Rover models.