GEN 4 Haldex Pump Replacement For Quattro Audi VW 0AY598549A - Genuine Haldex (S-TEC)
Ex VAT: £178.48
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Delivery and Shipping
UK delivery — parts we hold in stock
Ordered before 2pm on a working day, these are dispatched the same day by express courier and normally arrive within 1–2 working days.
Parts supplied from our European supplier
A large part of our range is held by our supplier in Germany rather than on our own shelves. We order these in for you as soon as you place the order. They normally dispatch within 7–10 working days, and are then sent on by express courier like anything else. Nothing ships to you direct from Germany — it comes to our Arlesey workshop first, so you deal only with us for returns and warranty.
Collection from Arlesey
Click and collect is available on parts we physically hold. If an item has to come in from our supplier it cannot be collected, and checkout will tell you so before you pay.
International
3–5 working days once dispatched. Any customs charges or excise duties are the responsibility of the buyer.
*Delivery times are estimates and can be affected by factors outside our control.
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S-TEC Generation 4 Haldex Pre-Charge Pump — Audi, VW Quattro / 4MOTION — 0AY598549A / DS119866
DS119866 is the Generation 4 pre-charge pump that pressurises the Haldex rear coupling on Audi and VW group vehicles running Quattro or 4MOTION all-wheel drive. This is the same genuine unit fitted as original equipment on Gen 4 Haldex vehicles, supplied here in S-TEC packaging.
This listing is supplied as the S-TEC-boxed unit — genuine Haldex original-equipment specification.
This listing is the S-TEC-supplied unit. Also available as ET2262-BW (BorgWarner).
Parts Included
- Genuine Haldex Gen 4 pump
- Associated seals and hardware
Part Numbers
BorgWarner: DS119866
VAG: 09N 525 554 A / 0AY 525 554 B / 0AY 525 554 D / 0AY598549A / 0BR 525 554 A / 0BS 525 554 B / 0BS 525 554 C / 0BY 525 554 A / 2K0 525 554 A
Vehicle Compatibility
- Audi A1, A3, Q3, TT — Quattro AWD models with Gen 4 Haldex
- SEAT Alhambra, Altea 4x4
- Skoda Superb 4x4, Yeti 4x4
- VW Caddy 4Motion, CC 4Motion, Golf 4Motion, Multivan 4Motion, Passat 4Motion, Sharan 4Motion, Tiguan 4Motion, Transporter 4Motion
Frequently Asked Questions
Is 0AY598549A and DS119866 the same part?
Yes — 0AY598549A is the VAG OE reference and DS119866 is the manufacturer part number for the same Generation 4 pump, whichever brand box it arrives in.
What causes the Gen 4 Haldex pump to fail?
Lack of servicing is the most common cause — degraded Haldex oil stops protecting the pump and clutch pack, and the pump eventually fails, taking AWD engagement with it.
Does this pump need coding or adaptation after fitting?
No programming is needed, but a Haldex adaptation reset with VCDS, OBD11 or an equivalent VAG diagnostic tool is worth doing after the pump is fitted.
Why Choose Eco Torque?
As specialists in gearbox rebuilds and repairs, Eco Torque takes pride in offering:
- Genuine gearbox parts
- High-quality aftermarket alternatives
- Competitive pricing
Explore our expanding product range online and find the perfect parts for your needs.
Need Help Finding the Right Part?
If you’re unsure whether this part is compatible with your vehicle, send us your UK registration number or VIN code, and we’ll help you find the correct part.
Reference Number: ET2262-ST
Payment & Security
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Please confirm fitment against your vehicle registration or gearbox code before ordering.
Prefer a specific brand? Just ask — we can supply the equivalent.




