National 223553 Automatic Transmission Output Shaft Seal - Front or Right

Automatic Transmission Output Shaft Seal for OE-Style Service

National 223553 is an automatic transmission output shaft seal built for metric applications that require a precise sealing fit. It uses a polyacrylate sealing material and a clockwise-spiral lip design to help maintain a tight seal at the shaft and housing bore.

Compatible With select Suzuki Grand Vitara, Honda Insight, Suzuki XL-7, Chevrolet Tracker, Suzuki Vitara, Sidekick, X-90, Geo Tracker, Pontiac Sunrunner, and GMC Tracker applications, this seal is sized for the specified shaft and bore dimensions. National 223553 is a direct-fit sealing solution for transmission service where accurate dimensions matter.

Key Features

• Automatic transmission output shaft seal
• Polyacrylate sealing material for transmission sealing applications
• Clockwise-spiral lip design
• Metric dimensions for accurate fitment
• Inside diameter: 1.378 in. / 35.000 mm
• Outside diameter: 2.452 in. / 62.280 mm
• Width: 0.354 in. / 9.000 mm
• Overall width with side lip: 0.492 in. / 12.500 mm
• Housing bore: 2.441 in. / 62.000 mm

Detailed Description

National 223553 is part of the 220000 series oil seal line and is engineered for transmission sealing service where the output shaft passes through the housing. The polyacrylate sealing material is selected for demanding drivetrain environments, while the clockwise-spiral lip design helps manage sealing contact during rotation. This part number is commonly used in front-position applications on Suzuki Grand Vitara, Suzuki XL-7, Chevrolet Tracker, Suzuki Vitara, Sidekick, X-90, Geo Tracker, Pontiac Sunrunner, and GMC Tracker models, as well as the right-side application on the 2001-2006 Honda Insight.

This part cross-references Carlson 14018 for the same application.

What It Helps Address

• Transmission fluid leakage at the output shaft
• Seepage around the housing bore
• Seal wear from rotating shaft contact
• Service replacement for damaged or hardened oil seals
• Fitment-specific sealing needs on Suzuki and Honda drivetrain applications

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal width before installation. Clean the bore and shaft surface thoroughly, and inspect for scoring, corrosion, or debris that could affect sealing performance. Confirm the application position before ordering, since this part is used in front and right-side locations depending on vehicle platform. For fitment-specific service, match National 223553 to the exact year, make, model, and position listed for your vehicle.

Quality Assurance

National has supplied sealing solutions for more than 75 years and continues to develop products for modern vehicle service requirements. Part number 223553 reflects that sealing-focused engineering approach for transmission applications.