49001-AV610 49001-BV000 Power Steering Rack For Nissan PRIMERA P12 LHD

Core Product Description

The 49001-AV610 / 49001-BV000 Power Steering Rack is a hydraulic steering gear for the Nissan Primera P12 (2002-2007). Also known as a steering rack, steering gear, or rack and pinion assembly, this component converts the rotational motion of the steering wheel into linear motion to turn the front wheels, with hydraulic assistance to reduce steering effort.

This steering rack is specifically designed for left-hand drive (LHD) vehicles . According to parts data, 49001-AV610 and 49001-BV000 are interchangeable OE numbers for the same LHD steering rack assembly . The rack is confirmed for Nissan Primera P12 (2002-2007) across multiple supplier sources .

DIY Diagnosis Guide

How to Tell If Your Power Steering Rack Needs Replacement:

Look for these common signs:

1. Power steering fluid leaks – Red/brown fluid under the vehicle, weeping from the rack, lines, or inside the boots. A common failure point on the P12 is the pinion shaft seal, which can cause leaks at the input shaft .

2. Heavy steering – Steering feels unusually difficult, especially at low speeds.

3. Notchy or uneven steering – Steering feels rough, notchy, or inconsistent when turning.

4. Steering play / clunks – Excessive free play in the steering wheel, or clunks over bumps.

5. Uneven tire wear – Tire wear patterns indicating steering alignment issues.

💡 Quick inspection: Check the power steering fluid level. If it's low, there may be a leak in the rack. With the vehicle off, turn the steering wheel slightly left and right—excessive play may indicate internal rack wear. Also inspect the rack boots for splits or moisture. For the P12, check the pinion shaft area for leaks, as this is a known failure point .

 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 (Nissan-approved PSF or equivalent) .

• 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 warranty compliance, flush the system when replacing the rack.

3. Replace tie rods and boots – While the rack is out, inspect and replace inner/outer tie rods and boots 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. For the Primera P12, a known design issue involves the pinion shaft O-ring seal popping out, causing leaks. Some specialists machine a second groove and fit a secondary O-ring to prevent recurrence .

 Industry Knowledge

Nissan Primera P12 Steering System:

The Nissan Primera P12 (2002-2007) uses a hydraulic power-assisted rack-and-pinion steering system . The 49001-AV610 / 49001-BV000 steering rack is the LHD version for these vehicles.

Key Information:

• Part numbers: 49001-AV610, 49001-BV000 (LHD)

• Drive type: FWD (front-wheel drive)

• Steering type: Hydraulic power-assisted rack and pinion 

• Production years: 2002-2007

• Engine compatibility: 1.8L gasoline, 2.2L diesel, and other variants 

Known Design Issue:

• A known issue on the Primera P12 involves the O-ring seal on the steering input shaft. The seal can pop out, causing fluid leaks at the pinion joint .

• Some specialists address this by machining a second groove in the shaft and fitting a secondary, higher-spec O-ring to prevent recurrence .

• When replacing the rack, it is worth considering this modification or using a remanufactured unit from a specialist familiar with this issue.

Common Failure Modes :

• Pinion shaft seal leakage – O-ring failure at the steering input shaft 

• 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

• Boot failure – Torn boots allow dirt entry and accelerate rack wear

Service Tips :

• Use Nissan-approved PSF or equivalent fluid 

• Flush fluid every 60,000–100,000 km

• Replace tie rods and boots when doing the rack 

• A proper wheel alignment is essential after rack replacement  

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.

After-Sales Service & Warranty

This product is covered by our quality assurance. If you have any questions or issues regarding fitment or quality, please contact us and we will respond within 24 hours.

 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.

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 High-Pressure Pipe – The high-pressure line from the pump to the rack can develop leaks over time. Inspect the pipe for damage or corrosion, particularly if the rack has failed .

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. A faulty pump can also create excessive pressure that damages rack seals . Inspect for noise and fluid flow.

Steering Column U-Joint – The u-joint connects the steering column to the rack. Worn u-joints can cause steering play and vibration. Inspect while the rack is removed.