Order Used Volkswagen Jetta Auto Trans Parts. Purchase Volkswagen Jetta Auto Trans Parts Catalog & Volkswagen Jetta Automatic Transmission Components. Maintaining your Volkswagen Jetta's automatic transmission is crucial for a smooth driving experience, and recognizing when components need replacement can save you from costly repairs. Regular fluid checks and timely filter replacements are essential to extend the life of your transmission. If you experience delayed shifting or hear unusual noises, these are telltale signs that your transmission components may require attention. When selecting new parts, ensure they match your Jetta's specifications; options include solenoids, torque converters, and valve bodies, each with unique features like improved fuel efficiency or enhanced shift response. High-quality materials and professional installation are key to ensuring reliability and performance, making each gear shift seamless and maintaining your Jetta's value.