Skip to content
8–23 August: reduced summer staffing. Orders may take up to 5 extra working days to dispatch and emails up to 2 working days to answer. Thanks for your patience.
8–23 Aug: orders may ship up to 5 days later.
IYB500020 - Plug by PR2 Allmakes OEHardware Part Land Rover Range Rover

IYB500020 - Oil Drain Plug – Transfer Box

- €6,40
€6,40
€6,40 - €6,40
€6,40
Tip: Log in to your account to unlock volume discounts on this item.
OEM Part
OEM: Made by an Original Equipment Manufacturer. This part is made by an original equipment manufacturer or under their license, ensuring compatibility and quality.
Brand PR2 Allmakes OE
Oil Drain Plug for the ZF transfer box housing.

The plug closes the drain and fill port in the transfer box casing, and is removed to drain and refill the transfer box oil at service. Fit a new sealing washer whenever the plug is disturbed.
Vehicle Model Land Rover Discovery 3 2005-2009 (L319)
Land Rover Discovery 4 2010-2016 (L319)
Land Rover Discovery 5 2017+ (L462)
Range Rover 2002-2012 (L322)
Range Rover 2013-2022 (L405)
Range Rover Sport 2005-2013 (L320)
Range Rover Sport 2014-2022 (L494)
Fitment Notes DISCOVERY 3 2005-2009 — Transfer box (ZF) oil drain/fill plug
DISCOVERY 4 2010-2016 — Transfer box (ZF) oil drain/fill plug
DISCOVERY 5 2017+ — Transfer box (ZF) oil drain/fill plug
RANGE ROVER L322 2002-2012 — Transfer box (ZF) oil drain/fill plug
RANGE ROVER L405 2013+ — Transfer box (ZF) oil drain/fill plug
RANGE ROVER SPORT L320 2005-2013 — Transfer box (ZF) oil drain/fill plug
RANGE ROVER SPORT L494 2014+ — Transfer box (ZF) oil drain/fill plug
Alternative Codes
IYB500020

Available to order 2–3 weeks

Not currently in stock. Order now — typically ships within 2–3 weeks.

Need it faster? Contact us about express import (2–5 business days).

When will my order arrive?

This item is ordered from our supplier on request. Typical lead time is 2–3 weeks from order confirmation.

  • Netherlands / Belgium / Germany: 2–4 working days after dispatch.
  • Other EU countries + UK: 4–8 working days after dispatch.
  • Outside EU/UK: contact us for an estimate.

Need it faster? Express import available in 2–5 business days — contact us before ordering.

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 IYB500020 oil drain plug used for?
The IYB500020 is the oil drain and fill plug for the ZF transfer box on Discovery 3, 4 and 5, and Range Rover and Range Rover Sport from L322 through L494. It closes the drain/fill port in the transfer box casing and is removed to change the transfer box oil at service.
Do I need a new washer every time I remove this plug?
Yes, fit a new sealing washer such as the IYF500030 drain plug washer whenever this plug is disturbed. Reusing the old washer risks a weep from the drain port.
Which vehicles use this ZF transfer box drain plug?
This plug fits the ZF transfer box across Discovery 3 (2005-2009), Discovery 4 (2010-2016), Discovery 5 (2017+), Range Rover L322 (2002-2012) and L405 (2013+), and Range Rover Sport L320 (2005-2013) and L494 (2014+).