Bosch Rack and Pinion Assembly KS01000912
Bosch Rack and Pinion Assembly KS01000912

Bosch Rack and Pinion Assembly P/N:KS01000912

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$1,614.99
MPN: KS01000912
Item Package Quantity: 1
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Bosch Rack and Pinion Assembly P/N:KS01000912
Bosch Rack and Pinion Assembly P/N:KS01000912
$1,614.99

Bring back tight, confident steering with the Bosch Rack and Pinion Assembly (KS01000912), a remanufactured hydraulic steering rack that drops in as a direct-fit replacement for the 2002-2006 Audi A4 and the Audi A4 Quattro (2002 and 2004-2006). This complete unit converts the driver's steering input and hydraulic assist pressure into the side-to-side movement that turns the front wheels, and it's built to original-equipment performance standards with precision-machined internals and high-quality seals for leak-free operation.

  • OE-engineered performance: Manufactured to original-equipment specifications for precise output and consistent hydraulic steering assist.
  • Precision operation: Engineered for smooth, stable steering response to help restore the vehicle's original handling feel.
  • Direct-fit design: Built as an exact-fit replacement to simplify installation without modifications.
  • 100% functional tested: Each unit is fully tested to meet or exceed OE quality standards for dependable operation.

Signs the original rack may need replacing include power-steering fluid leaks, hard or uneven steering effort, clunking or knocking through the wheel, and excess play. Bosch backs this unit with a 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks. See the Buyer's Guide tab for engine-level fitment details.

Interchange: 8E1422053K · 8E1422054A

This part cross-references / interchanges with the following part numbers:

8E1422053K, 8E1422054A

Frequently Asked Questions

Which vehicles does the Bosch KS01000912 rack and pinion fit?

It's a direct-fit replacement for the 2002-2006 Audi A4 and the Audi A4 Quattro (2002 and 2004-2006). Check the Buyer's Guide tab to confirm the exact engine and application for your vehicle.

Is this a new or remanufactured steering rack?

It is a remanufactured hydraulic steering rack, built to original-equipment performance standards and 100% functionally tested to meet or exceed OE quality specifications.

What does a rack and pinion assembly do?

It converts your steering input and hydraulic assist pressure into the side-to-side motion that turns the front wheels, providing the steering effort and response for the vehicle.

What are signs my steering rack may need replacing?

Common signs include power-steering fluid leaks, hard or uneven steering effort, clunking through the wheel, and excess play. Have the cause diagnosed before replacing.

What interchange numbers does this rack replace?

It cross-references OE numbers 8E1422053K and 8E1422054A. Match your original part number to confirm compatibility for your vehicle.

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