The power steering rack and pinion assembly is a critical component of your Nissan Urvan‘s steering system. This hydraulic rack-and-pinion unit converts the rotational movement of the steering wheel into linear motion, turning the front wheels to control the vehicle’s direction. For the Nissan Urvan NV350 E26 (short wheelbase version), a properly functioning steering rack is essential for precise steering response, stable handling, and safe vehicle control in both passenger and commercial applications . This LHD (Left-Hand Drive) assembly is designed to factory specifications, ensuring proper fit and reliable steering performance . The part number 49001-3XT0A is confirmed for the short wheelbase version, while 49001-3XT0B is for the long wheelbase version .
DIY Diagnosis Guide
How to Tell If Your Power Steering Rack Needs Replacement:
Look for these common signs :
Power steering fluid leaks – Red/brown fluid under the vehicle, weeping from the rack, lines, or inside the boots
Heavy steering – Steering feels unusually difficult, especially at low speeds. Possible causes: low hydraulic oil or oil pump failure
Abnormal noise – Whining, groaning, or clunking when turning. Possible causes: dirty hydraulic oil, air bubbles, or line leaks
Steering play / clunks – Excessive free play in the steering wheel, or clunks over bumps
Slow steering return – Steering wheel returns to center slowly after turning. Possible causes: stuck control valve or damaged steering gear