Baldwin 18011 Transmission Filter

Reliable Transmission Oil Filter for Infiniti, Mercury, and Nissan Vehicles

The Baldwin 18011 transmission oil filter is designed to provide effective filtration for select Infiniti, Mercury, and Nissan models from the 1990s and early 2000s. This filter helps maintain transmission performance by capturing contaminants and protecting internal components.

• Compatible with 1996-99 and 2002-04 Infiniti models including I30 and I35
• Fits 1993-2002 Mercury Villager and 1992-2002 Nissan Altima, Maxima, and Quest
• Dimensions: 6 7/32 inches length, 5 23/32 inches width, and 1 5/32 inches height (158 x 145.3 x 29.4 mm)
• Includes pan gasket with 21 bolt holes for secure installation
• Replaces Nissan part number 31728-80x03 and Wix 58602

Product Details and Specifications

The Baldwin 18011 transmission oil filter is engineered to meet the filtration requirements of various Infiniti, Mercury, and Nissan transmissions. Its precise dimensions—6 7/32 inches in length, 5 23/32 inches in width, and 1 5/32 inches in height—ensure a proper fit within the transmission pan. The included pan gasket features 21 bolt holes, matching OEM specifications for a reliable seal and leak prevention. This filter is a direct replacement for Nissan 31728-80x03 and Wix 58602, making it suitable for maintenance or repair of compatible vehicles.

Applications and Common Issues Addressed

• Helps prevent transmission fluid contamination and buildup
• Reduces risk of transmission slipping or erratic shifting
• Protects transmission components from wear caused by debris
• Supports smooth operation in Infiniti I30, I35, Mercury Villager, Nissan Altima, Maxima, and Quest models
• Assists in maintaining transmission fluid cleanliness for extended service life

Installation Notes and Tips

• Ensure the transmission pan is clean before installing the new filter and gasket
• Verify the pan gasket aligns with all 21 bolt holes to prevent leaks
• Use proper torque specifications when tightening bolts to avoid damage
• Replace transmission fluid according to manufacturer recommendations after filter installation

Quality Assurance and Warranty Information

Baldwin transmission oil filters are manufactured to meet industry standards for filtration efficiency and durability. The 18011 filter undergoes quality control checks to ensure consistent performance. While specific warranty details may vary, Baldwin products typically include coverage against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.