Bosch Power Steering Pump KS01000503
Bosch Power Steering Pump KS01000503

Bosch Power Steering Pump P/N:KS01000503

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$457.99
MPN: KS01000503
Item Package Quantity: 1
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Bosch Power Steering Pump P/N:KS01000503
Bosch Power Steering Pump P/N:KS01000503
$457.99

Keep the steering light and responsive with the Bosch Hydraulic Power Steering Pump KS01000503, a direct-fit replacement for the 2000-2005 Volkswagen Beetle, 1992-1994 Volkswagen Corrado, 1995-2006 Volkswagen Golf, 1994-2005 Volkswagen Jetta, and 1993-1997 Volkswagen Passat — see the Buyer's Guide tab for the full engine-level fitment. This hydraulic pump generates the pressurized fluid flow the steering gear uses to provide power assist, so a worn or leaking original that causes hard, groaning, or inconsistent steering can be replaced.

  • OE-engineered performance: Manufactured to original equipment specifications for consistent steering assist across operating conditions.
  • Direct-fit design: Supplied with a pre-assembled pulley, mounting bracket, and reservoir for a faster installation.
  • 100% functionally tested: Each unit is fully tested to meet or exceed OE quality standards for leak-free, reliable operation.
  • Robust internals: High-quality materials and durable internal components designed to deliver stable hydraulic pressure and long service life.

Bosch backs every Hydraulic Power Steering Pump with a 1-year, unlimited-mileage warranty for non-commercial passenger cars and light trucks.

Interchange: 1J0422154HX · 6N0145157 · 6N0145157X

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

1J0422154HX, 6N0145157, 6N0145157X

Frequently Asked Questions

What does this power steering pump do?

It generates the pressurized hydraulic fluid flow that the steering gear uses to provide power assist, making the wheel easier to turn.

Which vehicles does the KS01000503 fit?

It's a direct-fit replacement for the Volkswagen Beetle (2000-2005), Corrado (1992-1994), Golf (1995-2006), Jetta (1994-2005), and Passat (1993-1997). See the Buyer's Guide tab for engine-level fitment.

Does it come with the pulley and reservoir?

Yes. It's supplied with a pre-assembled pulley, mounting bracket, and reservoir for a faster, more straightforward installation.

What are signs my pump may need replacing?

Hard or heavy steering, a whining or groaning noise when turning, inconsistent assist, or fluid leaks may indicate a failing pump. Diagnose the cause before replacing.

Is this pump tested before shipping?

Yes. Each unit is 100% functionally tested to meet or exceed OE quality standards for leak-free, reliable operation.

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