49001-3XT0B Power Steering Rack For 490013XT0B NISSAN Urvan NV350 E26

Product Function Description

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 (long 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. 

Common Symptoms of a Failing Steering Rack

If you are experiencing any of the following symptoms, your steering rack may be failing and in need of replacement :

• Excessive steering play: The steering wheel feels loose with delayed or vague response – this indicates internal wear in the rack or pinion gear

• Power steering fluid leaks: Visible fluid on the steering rack boots, under the vehicle, or in the engine bay – this suggests worn seals

• Stiff or heavy steering: Steering feels hard, especially at low speeds – this may indicate internal damage or hydraulic failure

• Clunking or knocking noise: Noise from the steering area when turning or going over bumps – this suggests worn internal components or loose mounting

• Uneven tire wear: Rapid or uneven wear on the front tires – this can be caused by a worn rack affecting alignment

• Vehicle pulling or wandering: The vehicle drifts to one side or wanders at highway speeds

• Slow steering return: The steering wheel does not return to center properly after turning – this may indicate control valve or rack damage

If you have confirmed these symptoms through inspection, replacing the steering rack is the recommended solution.

How to Diagnose a Faulty Steering Rack

Before purchasing a replacement, perform these simple checks to confirm the steering rack is the issue:

• Visual Inspection: Check the steering rack boots for tears or fluid leaks. Inspect the power steering fluid level and condition – low or dirty fluid indicates system issues.

• Play Test: With the vehicle on the ground and engine off, gently turn the steering wheel left and right – excessive play before the wheels move indicates rack wear.

• Leak Test: Inspect the rack boots – if they are swollen or dripping with fluid, internal seals have failed.

• Road Test: During a test drive, note any pulling, clunking, or wandering steering.

• Tie Rod Inspection: Check the inner and outer tie rod ends for play.

 Product Attributes

Installation Guidelines

Tools typically required:

• Socket wrench set (metric)

• Torque wrench

• Ball joint separator

• Tie rod end separator

• Flare nut wrench (for power steering lines)

• Safety gloves and eye protection

General installation reference (always follow vehicle-specific service manual) :

Important:

• The installation process of a steering rack is complex and must be completed by a qualified mechanic .

• This is a structural and safety-critical component. Proper torque values and installation procedures are essential.

• A professional wheel alignment is required after installation .

• Use the correct power steering fluid as specified in the vehicle manual .

• If you are unsure about any step, consult a qualified mechanic.

Installation Tips & Common Mistakes

The Mistake When Replacing a Power Steering Rack:

❌ Wrong: Failing to flush the system or using incorrect fluid, and not performing a wheel alignment.

✅ Correct:

1. Use the correct fluid – Use Nissan-approved PSF or equivalent fluid as specified on the reservoir cap.

2. Flush the system thoroughly – For optimal performance and reliability, flush the system when replacing the rack .

3. Inspect and replace tie rods and boots – While the rack is out, inspect and replace if worn.

4. Perform a wheel alignment – Any rack or tie rod work changes toe settings, so a proper alignment is required.

5. Bleed the system properly – Turn lock-to-lock with the engine off first, then with the engine running until bubbles clear .

⚠️ Remember: The installation process of a steering rack is complex and must be completed by a qualified mechanic . A loose steering u-joint can cause a loss of steering control. Always torque the u-joint bolt to specification. Even if the hydraulic system fails, the mechanical steering function should still operate for safety.

Industry Knowledge

Nissan Urvan NV350 E26 Steering System:

The Nissan Urvan NV350 E26 is a commercial van produced from approximately 2013 onward. It uses a hydraulic power-assisted rack-and-pinion steering system . The 49001-3XT0B steering rack is the LHD version for the long wheelbase and wide body variants .

Key Information :

• Part numbers: 49001-3XT0B (LHD), with alternative number 49200-3XT0B

• Drive type: Rear-wheel drive (RWD) / commercial van

• Steering type: Hydraulic power-assisted rack and pinion

• Production years: 2013-2017

• Body variants: Long wheelbase / Wide body

Common Failure Modes :

• Seal leakage – Red/brown fluid weeping from the rack, lines, or inside boots. Check for hydraulic oil leaks.

• Internal wear – Rack and pinion teeth can wear, causing steering play and clunks over bumps.

• Tie rod end wear – Inner or outer tie rod ends can wear, affecting steering precision.

• Control valve issues – Stuck control valve can cause slow steering return .

Service Tips :

• Use Nissan-approved PSF or equivalent fluid

• Flush fluid every 60,000–100,000 km or as recommended

• Replace tie rods and boots when doing the rack

• A proper wheel alignment is essential after rack replacement

• Have installation performed by a professional technician

Package Contents

• 1 × Power Steering Rack Assembly

• Protective packaging with part number label

Note: Confirm with your specific seller.

 Inspection & Maintenance Recommendations

The power steering rack should be inspected regularly as part of routine maintenance . Signs of leakage or abnormal steering feel indicate the need for inspection or replacement.

Common indicators that the steering rack may need replacement  :

Inspection Checklist  :

• Check for power steering fluid leaks around the rack and check the rack boots for splits or moisture.

• Check power steering fluid level and condition. If it's dark, burnt, or contaminated, it needs a flush.

• Check for steering play by turning the wheel while the vehicle is stationary.

• Check tie rod ends for play or damage.

Maintenance Tips  :

• Replace the steering rack if signs of leakage or internal wear are present.

• When replacing the rack, inspect and replace tie rod ends and rack boots if worn.

• Use Nissan-approved PSF or equivalent power steering fluid.

• Flush the fluid every 60,000–100,000 km.

FAQ

Q1: How can I be sure this steering rack fits my vehicle?
A1: Check the existing part number on your current steering rack. This rack fits Nissan Urvan NV350 E26 (2013-2017) LHD models with long wheelbase / wide body . Always verify via VIN.

Q2: What vehicles use this steering rack?
A2: This rack is used on the Nissan Urvan NV350 E26 (2013-2017) with long wheelbase / extended version and wide body configurations .

Q3: Is this for left-hand drive or right-hand drive?
A3: This rack is for left-hand drive (LHD) vehicles only .

Q4: What should I do if the steering wheel becomes heavier after installation?
A4: Check the hydraulic oil level first. Low oil or oil pump failure could be the cause .

Related Product Recommendations

When replacing the power steering rack, it is often recommended to inspect and consider replacing the following related components at the same time.

Outer Tie Rod Ends – The tie rod ends connect the steering rack to the steering knuckles. If they are worn, steering precision will be affected. Replace as a set when replacing the rack.

Inner Tie Rod Ends – The inner tie rod ends are attached directly to the rack. They can wear and cause steering play. While the rack is out, inspect and replace if needed.

Steering Rack Boots – The boots protect the rack from dirt and moisture. If they are torn, they should be replaced to prevent contamination of the new rack.

Power Steering Fluid – Fresh fluid is required after rack replacement. Use Nissan-approved PSF or equivalent. Flush the system thoroughly when replacing the rack .

Power Steering Pump – The pump supplies hydraulic pressure to the rack. If the pump is failing, steering will be heavy even with a new rack . Inspect for noise and fluid flow.