Audi A4 B8 A5 8T Q5 8R Hydraulic Steering Rack with Servotronic 8T2422065 - Used Original Parts
RM 900
Condition: Used (Original)At a Glance
- Audi A4 B8 A5 8T Q5 8R Hydraulic Steering Rack with Servotronic 8T2422065 - Used Original Parts
- Part number: 8T2422065 / 8T2422066
- Fits: Audi A4 B8 · confirm by chassis number before ordering
- Used Original · tested working
- RM 900 · final quote via WhatsApp
- M.S. Motor · Kuala Lumpur, Malaysia · ready stock
Quick Answer
A hydraulic steering rack with Servotronic is the right fix when an Audi A4 B8 leaks fluid at the rack ends, knocks over bumps, or has lost its speed-sensitive assist, and the pump, hoses and tie rod ends have already been ruled out. A tested used original rack suits the Malaysian owner who wants to keep the factory steering feel and the original-part build without paying for a new unit. It comes with the warranty stated in the quote.
Diagnosis and Common Symptoms
The Audi A4 B8 hydraulic steering rack with Servotronic combines a hydraulic power-assist rack with a solenoid valve that varies assist with road speed. It gives light steering when parking and firmer feel at highway speed. Wear in the rack or a fault in the valve shows up in the following ways:
- Power steering fluid leaking from the rack end seals or inner boots, with a damp rack housing or fluid dripping onto the subframe.
- Fluid level dropping repeatedly in the reservoir with no leak at the pump or hoses.
- A clunk or knock from the front end when turning at low speed or crossing speed bumps and potholes.
- Play or looseness at the steering wheel, with a vague on-centre feel on the highway.
- Steering that feels heavy at parking speed, or assist that does not change with speed (the Servotronic valve is not regulating).
- Whining or groaning from the pump area as the rack loses pressure internally.
- Uneven effort between left and right turns, or a steering wheel that pulls to one side after the car has been aligned.
Servotronic valve faults can store a code, so scan the car before condemning the rack. Check the power steering pump, pressure and return hoses, tie rod ends and track rods first, because these cause similar symptoms. If fluid is coming from the rack itself, or the internal wear is confirmed, replacing the rack is the correct repair.
Introduction
This is a Genuine Used Audi hydraulic steering rack with Servotronic, removed and tested before listing. It is an original part, built to the same specification as the rack the A4 B8 left the factory with. That means the same assist characteristics and the same fit, without the cost of a new unit. Tested working, with photos and video available before you decide.
Product Details
- Brand: Audi
- Model Compatibility: Audi A4 B8
- Part Name: Hydraulic Steering Rack with Servotronic
- Condition: Genuine Used (Tested Working)
- Notes: Wheel alignment is required after fitting.
Part Numbers and Fitment
- Part numbers: 8T2422065 / 8T2422066
- Fits: Audi A4 B8
Frequently Asked Questions
What symptoms point to a failing steering rack on the Audi A4 B8?
On the Audi A4 B8, a failing hydraulic steering rack with Servotronic typically shows fluid leaking at the rack ends or boots, a knock over bumps, play in the steering wheel, and heavy or inconsistent assist. Check the pump, hoses and tie rod ends first, then replace the rack if the leak or internal wear is confirmed at the rack itself.
How do I confirm this steering rack fits my Audi A4 B8?
For the Audi A4 B8 hydraulic steering rack with Servotronic, match the part number on your existing rack against the numbers in the Part Numbers and Fitment section above. Steering racks vary by steering type and equipment, so a number match is more reliable than matching by model name alone. Send us your chassis number if you want us to check before you order.
Does the Audi A4 B8 Servotronic steering rack need coding after installation?
The Audi A4 B8 hydraulic steering rack with Servotronic does not normally need coding as a separate step. A wheel alignment is required after the rack is fitted, because the steering geometry is disturbed when the rack and track rods are changed. Scanning the car for stored codes afterwards is good practice if the Servotronic warning or assist fault was present before.
Who is a tested used original Audi A4 B8 steering rack suited to?
A tested used original Audi A4 B8 hydraulic steering rack with Servotronic suits the owner who wants an original part at a lower price, tested and covered by the warranty stated in the quote. It keeps the factory speed-sensitive steering feel of the car. Owners who prefer a sealed brand-new original rack, or a brand-new China-made rack at the lowest price with an exchange warranty, can ask us for those options too.
Should the pump and hoses be replaced together with the Audi A4 B8 steering rack?
On an Audi A4 B8, the power steering pump and hoses are separate items and are only replaced if they are the source of the fault. If the old hydraulic steering rack with Servotronic has been leaking, flushing the system and topping up with the correct fluid before fitting the replacement rack keeps the new unit working cleanly.
Part price does not include installation. Our workshop can install for you, labour is charged separately and confirmed with you before any work starts.
We cannot diagnose your car over WhatsApp or photos. Not sure this part will solve your problem? Come for a workshop check, diagnosis fee RM180. If you proceed with the repair using our parts, the RM180 is offset into the labour charge. If you decide not to repair, only the RM180 applies.
All parts are tested and guaranteed to work. Whether a part solves your car's problem can only be confirmed by diagnosis.
Shipping: from Kuala Lumpur, West Malaysia ~RM50, East Malaysia ~RM80 (estimate, confirm via WhatsApp). Delivery 1-2 working days in secure anti-static packaging.
Warranty: 7, 14 or 30 days depending on the part, as confirmed in your quote, from the invoice date. Exchange only, and our warranty mark must be intact. Proof of installation by a workshop is required. No warranty for parts opened, modified or damaged by wrong installation.
Prices vary with stock and part condition. Final price via WhatsApp.
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