STC4637 - NAS Link Lead Extension – 3-Wire

- €9,30

€9,30

€9,30 - €9,30

€9,30

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Aftermarket: Quality alternative. This is a quality alternative, designed to fit and function like the original part, often at a more competitive price.

NAS Link Lead Extension – a three-wire extension link loom for the rear lighting circuit.

It connects the rear stop/tail lamp to the vehicle body harness, extending the run between the lamp connector and the main loom. The lead adapts the later three-wire NAS-style rear lamp connector for use with earlier wiring, and can also be fitted to renew a damaged rear lamp plug.

Vehicle Model Land Rover Defender up to 2016
Land Rover Series 2 and 3

Fitment Notes DEFENDER 1987-2016 (all) — 3-pin rear indicator/lamp extension link loom; from VIN MA939976 (1987-2006) and 7A000001 (2007-2016 Puma)
SERIES II/III & DEFENDER — NAS 3-wire link lead extension; adapts post-1995 LED rear/brake lights to pre-1995 vehicles, also repairs damaged plugs on 1995+ Defenders

Alternative Codes

STC4637STC4637RSTC1189

In stock 23 units

19 · Gouda 4 · Drachten

Express delivery available

When will my order arrive?

Order before 15:00 (Mon–Fri): same-day dispatch for in-stock items.
UPS Express (order before 14:00): dispatched today, delivered tomorrow where available.
Netherlands / Belgium / Germany: 2–4 working days.
Other EU countries + UK: 4–8 working days.
Outside EU/UK: delivery times vary — contact us for an estimate.

Items may ship from multiple warehouses at no extra cost.

Job kits containing this part

This part is included in 0 job kit(s) below. Pick the kit that matches your vehicle and job, then add what you need.

Frequently asked questions

What is the STC4637 NAS link lead extension for?

The STC4637 is a three-wire extension link loom for the rear lighting circuit. It connects the rear stop/tail lamp to the body harness, extending the run between the lamp connector and the main loom on the Land Rover Defender and Series 2 and 3.

When would I need this 3-wire link lead?

Use this link lead to adapt a later three-wire NAS-style rear lamp connector to earlier wiring, or to renew a damaged rear lamp plug on 1995-on Defenders. It lets post-1995 rear lamps work on pre-1995 vehicles.

Which Land Rovers does this link lead fit?

This link lead fits the Land Rover Defender up to 2016 and Series 2 and 3. On the Defender it covers the 1987-2006 build from VIN MA939976 and the 2007-2016 Puma from VIN 7A000001.