MACK 5D117-L2 Power Steering

( Brand: Mack ), ( Manufacturer Part Number: 5D117-L2 ), ( Type: Steering Gear ), ( Oe/oem Part Number: Model 39 )

Review MACK Model Power Steering

The Mack 5D117-L2 Power Steering system is a heavy-duty component designed to deliver superior steering performance in commercial vehicles. This power steering pump is engineered to meet the demanding requirements of on-highway applications, ensuring optimal steering response and ease of maneuverability.

The Mack 5D117-L2 Power Steering pump boasts a robust design, featuring a durable cast iron housing that provides excellent heat dissipation and resistance to wear and tear. The pump utilizes a high-performance, electronically controlled variable-displacement gearbox, which delivers optimal steering assistance based on vehicle speed and steering effort. This design not only enhances fuel efficiency but also reduces the overall load on the engine.

The Mack 5D117-L2 Power Steering pump employs an advanced pressure relief valve system that helps maintain consistent power steering pressure, ensuring smooth and responsive steering in various operating conditions. Additionally, the system includes an integrated bypass valve that minimizes hydraulic pulsations and reduces noise levels for a more comfortable driving experience.

The Mack 5D117-L2 Power Steering pump is compatible with a wide range of Mack trucks and buses, making it a versatile and reliable choice for commercial vehicle operators. Its easy-to-install design, with accessible mounting points and clear installation instructions, ensures a quick and straightforward replacement process.

In summary, the Mack 5D117-L2 Power Steering pump is a superior heavy-duty component that delivers optimal steering performance, improved fuel efficiency, and reduced noise levels. Its robust design, advanced features, and compatibility with various Mack vehicles make it an essential upgrade for commercial vehicle operators seeking to enhance the overall performance and driving experience of their fleet.

Mack's 5D117-L2 Power Steering Rack is a popular choice among heavy-duty vehicle owners due to its durability and reliable performance. However, like any other automotive component, it comes with its own set of advantages and disadvantages. Here's a detailed analysis of the Mack 5D117-L2 Power Steering Rack, followed by an Recommendation.

1. Robust Construction: The Mack 5D117-L2 Power Steering Rack is known for its heavy-duty design, which makes it ideal for commercial vehicles and heavy-duty applications. Its robust construction ensures long-lasting performance, even in challenging conditions.

2. Improved Steering Response: The power steering rack provides improved steering response, making it easier to maneuver large vehicles. This can be especially beneficial in tight spaces or when performing parking maneuvers.

3. Enhanced Fuel Efficiency: The power steering rack helps reduce engine load by assisting in steering, which in turn leads to improved fuel efficiency.

4. Reduced Effort: The power steering system reduces the amount of effort required to turn the steering wheel, making it easier for the driver and reducing fatigue.

5. Durable Seals: The Mack 5D117-L2 Power Steering Rack features durable seals that prevent leaks and help maintain the hydraulic fluid inside the system.

1. Cost: The Mack 5D117-L2 Power Steering Rack is a premium product, and its cost may be a significant consideration for some buyers.

2. Complex Installation: Installing the power steering rack can be a complex process, especially for those without experience in automotive repair. It may require specialized tools and expertise.

3. Potential Leaks: Although the Mack 5D117-L2 Power Steering Rack features durable seals, leaks can still occur due to wear and tear or damage during installation.

4. Regular Maintenance: The power steering system requires regular maintenance, including fluid changes and seal replacements, to ensure optimal performance and prevent potential issues.

The Mack 5D117-L2 Power Steering Rack is a high-quality component that offers numerous benefits, including improved steering response, enhanced fuel efficiency, and reduced effort. However, its cost, complex installation, potential leaks, and regular maintenance requirements are important considerations. Ultimately, if you operate a heavy-duty vehicle and require reliable steering performance, the Mack 5D117-L2 Power Steering Rack may be worth the investment.

If you are in the market for a heavy-duty power steering rack and are willing to invest in a premium product, the Mack 5D117-L2 Power Steering Rack is an excellent choice. However, if you are on a tight budget or prefer a more affordable option, consider exploring alternative brands or models. Always ensure that you choose a power steering rack that is compatible with your vehicle and suits your specific needs and budget.

Details:

Shepard model 39 this the box Mack would have installed in you b truck Shepard.

part #: 5d117l2 price

• $2500.00

specifications vintaequip:

• brand: Mack
• mpn: 5d117-l2
• type: Steering Gear
• oe/oem part number: Model 39

general vintaequip:

• Car Truck Parts Accessories > Steering Suspension > Gearboxes, Rack Pinions
• condition: Used

payments vintaequip:

• other
• credit card: Mastercard
• wallet: Apple-pay

seller vintaequip:

• rating: 100.0%
• city: Harpersfield, New York
• # reviews: 531

offer vintaequip:

• options: Ship-to-home
• best offers: True
• quantity: 1
• availability: In Stock
• sold: 0
• started: November 13, 2025

shipping vintaequip:

returns vintaequip:

• policy: No Returns