Mercedes-Benz Sprinter 2006- Hydraulic Power Steering Rack

Mercedes-Benz Sprinter 2006- — Hydraulic Power Steering (HPS) Overview

The Mercedes-Benz Sprinter 2006- (OE 68048697AA) is a hydraulic power steering (hps) designed for Mercedes-Benz Sprinter (NCV3), VW Crafter (2008-2017), Freightliner Sprinter, Dodge Sprinter (2007-2009), JAC Sunray (China), Hyundai H350, Hyundai Solati models produced from 2006-2018. This is a left-hand drive (LHD) variant designed for European, Middle Eastern, South American, and other LHD markets. This steering unit is manufactured to OE specifications and provides precise, responsive steering feel for 2.1L CDI OM651, 3.0L CDI OM642, 2.2L CDI OM646 engine variants. At KITLAMT, we produce this hydraulic power steering (hps) with strict quality control, ensuring every unit meets or exceeds the original equipment standard.

Our hydraulic power steering (hps) for the Mercedes-Benz Sprinter 2006- undergoes rigorous testing including pressure cycling (100,000+ cycles), salt spray resistance (500+ hours), and dimensional verification against the OE reference. Each unit is individually bench-tested for leaks, steering effort, and return-to-center performance before shipping.

Compatible Vehicles — Mercedes-Benz Sprinter (NCV3) and Related Models

This hydraulic power steering (hps) is confirmed to fit the following vehicles:

• Sprinter (NCV3) — 2006-2018 production
• VW Crafter (2008-2017) — 2006-2018 production
• Freightliner Sprinter — 2006-2018 production
• Dodge Sprinter (2007-2009) — 2006-2018 production
• JAC Sunray (China) — 2006-2018 production
• Hyundai H350 — 2006-2018 production
• Hyundai Solati — 2006-2018 production

Engine compatibility: 2.1L CDI OM651, 3.0L CDI OM642, 2.2L CDI OM646

Drive side: LHD

Fitment notes: NCV3 platform (second generation). Also used on VW Crafter (shared platform). Hydraulic rack with integrated steering angle sensor for ESP. Note: A9064600800 supersedes earlier numbers. Hyundai H350/Solati use the same rack under Korean OE number 57600-59000.

OE Number Cross-Reference — Mercedes-Benz Sprinter 2006-

The following OE numbers are cross-referenced for this hydraulic power steering (hps):

When comparing OE numbers, check the complete number including suffix letters. Mercedes-Benz often uses updated part numbers that supersede older versions — all numbers listed above are interchangeable for this application.

Hydraulic Power Steering System — Technical Details

The Mercedes-Benz Sprinter 2006- uses a conventional hydraulic power steering system. The rack-and-pinion mechanism converts rotational steering wheel input into linear motion of the tie rods, which turn the wheels. Hydraulic pressure from the engine-driven pump assists this movement, reducing driver effort.

The hydraulic circuit includes the steering rack, high-pressure hoses, return lines, reservoir, and vane pump. The rack contains a rotary valve that directs hydraulic fluid to the appropriate side of the piston based on steering direction. Internal seals prevent fluid bypass and maintain system pressure.

Installation Guide — Mercedes-Benz Sprinter 2006-

Installing the hydraulic power steering (hps) on a Mercedes-Benz Sprinter (NCV3) requires careful preparation:

1. Vehicle preparation: Raise the vehicle on jack stands and secure. Disconnect the negative battery terminal. Place a drain pan under the steering rack.
2. Remove wheels: Remove both front wheels. Disconnect the inner tie rod ends from the steering knuckle using a tie rod separator tool.
3. Disconnect steering column: Access the column-to-rack coupling and remove the pinch bolt. Mark the relative position before removal.
4. Disconnect hydraulics: Using a line wrench, disconnect the high-pressure and return hoses. Cap the hose ends to prevent fluid loss.
5. Remove old rack: Slide the rack out through the wheel well or subframe opening.
6. Prepare new rack: Transfer the inner tie rod ends and boots. Compare the new rack with the old unit to verify length, mounting points, and connector positions.
7. Install new rack: Slide into position and hand-tighten the mounting bolts. Reconnect the steering column coupling and torque the pinch bolt to specification. Reconnect the hydraulic hoses using new O-rings.
8. Reassemble: Reconnect tie rod ends, install wheels, and lower the vehicle. Fill the power steering reservoir with the recommended fluid. Bleed the system by turning the steering lock-to-lock 10-15 times with the engine off, then start the engine and repeat.
9. Final check: Verify steering wheel center position. Check for fluid leaks and test drive at low speed. A four-wheel alignment is recommended after steering rack replacement.

Common Symptoms of a Failing Hydraulic Power Steering on Mercedes-Benz Sprinter (NCV3)

Recognizing the signs of a worn or failing hydraulic power steering (hps) can prevent further damage:

• Power steering fluid leak: Fluid pooling under the vehicle near the front wheels indicates internal seal failure. On the Sprinter (NCV3), leaks commonly occur at the high-pressure hose connection point.
• Steering play or wandering: Excessive free play in the steering wheel (more than 2-3cm of movement before the wheels respond) indicates worn inner tie rod ends or rack bushings.
• Clunking or knocking: A metallic clunk when turning or going over bumps points to worn inner tie rod ball joints or loose rack mounting bolts.
• Uneven tire wear: Premature or uneven tire wear on the inner or outer edges indicates alignment issues caused by a worn steering rack.
• Whining or groaning noise: A whining noise when turning, especially at low speed, indicates low power steering fluid, air in the system, or a failing pump.

Quality Assurance — KITLAMT Hydraulic Power Steering (HPS) for Mercedes-Benz

Every hydraulic power steering (hps) from KITLAMT undergoes comprehensive quality control:

• Material verification: Rack housing is high-grade aluminum alloy with hardened steel rack gear. Sealing surfaces are precision-machined to Ra 0.4μm or better.
• Pressure testing: Each unit is tested at 1.5× maximum operating pressure for 60 seconds with zero leakage acceptable.
• Dimensional inspection: Critical dimensions verified against OE specifications using coordinate measuring machines (CMM).
• Functional testing: Completed racks are bench-tested for steering effort, return-to-center performance, and internal leakage rates.
• Packaging: Each unit is sealed in a protective bag, secured in custom foam inserts, and packed in a reinforced carton.

Why Choose KITLAMT for Mercedes-Benz Hydraulic Power Steering Parts

KITLAMT has been manufacturing steering systems since 2005. Our advantages:

• Factory direct pricing: We manufacture in-house, eliminating middleman costs. Typical savings of 30-50% compared to dealer parts.
• OE-matched quality: Every component is produced to OE specifications with ISO 9001 and IATF 16949 quality management systems.
• Comprehensive catalog: We stock hydraulic power steering (hps) units for Mercedes-Benz models from the 1990s to the latest production years.
• Global logistics: FCL and LCL shipping via sea, air, and express courier. Typical lead time: 3-7 days for stock items.
• Technical support: OE cross-reference assistance, installation guidance, and troubleshooting support.

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