Aisin Seiki Co., Ltd. AW55-51SN Transmission Shift Solenoid Valve

Description:

The Transmission Shift Solenoid Valve is used in the automatic transmission hydraulic control system to regulate transmission fluid flow for smooth gear shifting and reliable transmission performance. Commonly installed in Nissan Altima, Maxima, Quest, and other compatible vehicles equipped with AW55-51SN automatic transmissions. Maintenance teams and system integrators use this part for transmission repair, shift solenoid replacement, preventive maintenance, or restoration of dependable transmission operation.

Applications:

The Transmission Shift Solenoid Valve is designed for compatible Nissan Altima, Maxima, and Quest models equipped with AW55-51SN automatic transmissions. It is commonly installed during transmission servicing, valve body repairs, and shift solenoid replacement to restore proper hydraulic control, improve shift quality, and maintain reliable transmission operation.

Technical Specifications:

• Product Type: Transmission Shift Solenoid Valve
• System: Automatic Transmission Hydraulic Control System
• Transmission Compatibility: AW55-51SN Automatic Transmission
• Vehicle Compatibility: Nissan Altima, Maxima, Quest (compatible applications)
• Function: Regulates hydraulic fluid flow for smooth and accurate gear shifting
• Solenoid Type: Electronic Shift Solenoid Valve
• Installation Position: Transmission Valve Body
• Connector Type: OEM-style Electrical Connector
• Mounting Type: Direct-fit Replacement
• OEM Replacement: Yes
• Condition: New

Common Replacements:

• Transmission Valve Body
• Transmission Filter
• Pressure Control Solenoid