Help keep power steering fluid inside the pump where it belongs with the National Power Steering Pump Shaft Seal, part number 7013S. It fits many vehicles as a direct-fit replacement for the listed applications, among them the 1999-2006 Chevrolet Silverado 1500 and 1988-1999 Chevrolet C1500. See the Buyer's Guide tab for the full list.
Fluid found near the pump can come from other sources, such as hoses, fittings or the pump housing, so confirm where the leak starts before replacing the seal. Follow the vehicle's service information for installation, then refill and bleed the power steering system.
Interchange: 2948 · 506391 · 7475 · 7479 · PR6513 · A46801S · 80652 · T586 · BD1295E0 · UB0501E · UB0501E0 · 480281 · 480821 · S3039G · N7475 · N7481 · 58801S · 47284 · 47288 · 47312
This part cross-references / interchanges with the following part numbers:
What does a power steering pump shaft seal do?
It seals around the pump's rotating shaft. The seal body stays stationary while its lip rides on the shaft, which helps keep power steering fluid inside the pump.
What are signs this seal may need replacing?
Fluid seeping around the pump shaft, a steadily dropping fluid level, or whine from low fluid may indicate a leaking shaft seal. Confirm the leak source before replacing it.
Which vehicles does National 7013S fit?
It fits many vehicles, including the 1988-1999 Chevrolet C1500 and the 1999-2006 Chevrolet Silverado 1500. See the Buyer's Guide tab for the full list.
What part numbers does 7013S interchange with?
Cross-references include 2948, 506391, 7475, 7479, PR6513, A46801S, 58801S and 47284. The complete list is on the Interchange line in the description.
How is this seal installed?
Procedures vary by vehicle. Follow the service information for removing the pulley or pump and installing the seal, then refill and bleed the power steering system.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
