OE Quality
60-Day Returns

Atlantic Automotive Enterprises 5478N Power Steering Pump
Reliable Power Steering Pump for Toyota T100
The Atlantic Automotive Enterprises New Power Steering Pump (part number 5478N) is designed specifically for Toyota T100 models. This power steering pump ensures consistent hydraulic performance and durability, making it a dependable replacement for your vehicle's steering system.
Key Features of the 5478N Power Steering Pump
- 100% hydraulically tested under load in the USA for reliable operation
- Upgraded heat-treated shaft to prevent premature failure
- Sold without a core charge for straightforward purchasing
- Includes a preinstalled reservoir for ease of installation
- Backed by a 24-month or 24,000-mile warranty for added confidence
About the New Power Steering Pump Product Line
The New Power Steering Pump line from Atlantic Automotive Enterprises focuses on application-specific components engineered to meet exact vehicle requirements. This product line emphasizes quality testing and enhanced durability features, such as heat-treated shafts and preinstalled reservoirs, to provide reliable steering performance for compatible vehicles like the Toyota T100.
Product Description and Benefits
The 5478N power steering pump is tailored for the Toyota T100, ensuring proper fitment and optimal hydraulic function. Each unit undergoes rigorous hydraulic testing under load conditions in the USA, verifying its performance before shipment. The upgraded shaft is heat treated to resist wear and extend the pump's service life. Additionally, the pump comes with a reservoir already installed, simplifying the replacement process. This pump is sold without a core charge, reducing upfront costs for repairs.
Common Issues Addressed by This Power Steering Pump
- Loss of hydraulic pressure causing heavy or unresponsive steering
- Leaking or damaged power steering pump reservoirs
- Premature pump shaft failure due to wear or heat stress
- Noise or whining sounds from a failing power steering pump
- Inconsistent steering assist affecting vehicle control
Installation Notes and Tips
When installing the Atlantic Automotive Enterprises 5478N power steering pump on a Toyota T100, ensure all hydraulic lines are properly connected and free of leaks. Since the reservoir is preinstalled, verify that the reservoir cap and fluid levels meet manufacturer specifications. Bleed the power steering system thoroughly after installation to remove air and restore proper steering function.
Quality Assurance and Warranty
This power steering pump is covered by a 24-month or 24,000-mile warranty, whichever comes first, providing assurance of its durability and performance. The 100% hydraulic load testing performed in the USA ensures each unit meets strict quality standards before reaching the customer.
| Brand | Atlantic Automotive Enterprises |
| Part Number | 5478N |
| Position | New Power Steering Pump |
| Application Type | Application specific |
| Bullet Point 1 | Each unit is 100% hydraulically tested under load in the usa. |
| Bullet Point 2 | Upgraded shaft is heat treated to prevent premature failure. |
| Bullet Point 3 | Aae new p/s pumps are sold without a core charge. |
| Bullet Point 4 | Reservoir included and preinstalled. |
| Warranty Distance | 24000 |
| Warranty Distance UOM | Mi |
| Warranty Time | 24 |
| Warranty Time UOM | Mo |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1998 | Toyota | T100 | 3.4L | V6 | N/A | New, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump |
| 1997 | Toyota | T100 | 3.4L | V6 | N/A | New, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump |
| 1996 | Toyota | T100 | 3.4L | V6 | N/A | New, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump |
| 1995 | Toyota | T100 | 3.4L | V6 | N/A | New, w/o Pulley, w/Reservoir, w/Cap; New Power Steering Pump |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.