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Expansion Tank Cap - BMW 17117639020

Expansion Tank Cap - BMW 17117639020

$34.50
$34.50
$34.50
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Save 15%
Use code KING15 at checkout.
Price with code: $29.32
Brand: TOPRAN
SKU: SD191205
Barcode: 502029
Availability: Out Of Stock

Replaces OEM: 17117639020

Have a trade account with us? Ring or email to order on account.

12 Month New Part Warranty

Fast Shipping - NZ Wide

100% Fitment Guarantee

Expansion Tank Cap - BMW 17117639020

Expansion Tank Cap - BMW 17117639020

$34.50
Expansion Tank Cap - BMW 17117639020

Expansion Tank Cap - BMW 17117639020

$34.50
Description

BMW Radiator Expansion Tank Cap

Part Number: 17117639020
Outside diameter: 88.0
Thread: M52 x 3 mm

In order for your cooling system to keep pressure and work as it should, you need a good expansion cap with a good seal. This is a common part to become worn, brittle and broken over time. Replace it with a good quality aftermarket part.

This part suits a large range of BMW. ***Due to large amount of options, please match with your part number or provide your registration number and we will match it to confirm the exact match to your vehicle****

This part is used and sold to workshops around NZ

Alternate Part number: 17117639020, 17117521071

Topran: 502029

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Shipping

Shipping

We're committed to delivering fast, reliable shipping across New Zealand.

Most orders are processed within 24 hours (Monday to Friday) and shipped via overnight service for small items.

Larger items typically arrive within 1-2 business days.

You'll receive a tracking link as soon as your order is collected for delivery.

Fitment Note

✅ Fitment Confirmation


European vehicles can vary significantly by build date, trim level, and factory options.
That’s why we ask for your rego at checkout.

Our team manually verifies every order against official manufacturer parts catalogues to ensure 100% correct fitment before dispatch.

You don’t need to decode VIN numbers or production splits — we handle the technical side for you.
To qualify for our 100% Fitment Guarantee, please provide your rego when ordering.

Orders placed without a rego or VIN cannot be covered under our Fitment Guarantee.

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