Bosch Starter Bushing Kit 1000390003 (VW, Audi, Etc)

Bosch Starter Bushing 1000390003 with Seal – VW Audi MK4 Starter Drive End / Nose Cone

OE-style replacement starter bushing and seal for the drive-end / nose cone of various Bosch open-front starters.

Commonly used on Volkswagen and Audi applications, including many VW MK4 Bosch starters.

Includes:
• (1) Starter drive-end / nose cone bushing  
• (1) Starter drive-end seal

Bosch Part Number: 1 000 390 003 / 1000390003

Ideal for rebuilding or remanufacturing Bosch starters with a worn drive-end bushing. A worn bushing can allow excessive starter shaft movement, causing noise, poor starter engagement, or premature starter wear.

Search Terms: Bosch starter bushing, 1000390003, 1 000 390 003, VW starter bushing, Volkswagen starter bushing, Audi starter bushing, MK4 starter bushing, VW MK4 starter rebuild, Bosch starter rebuild parts, starter nose cone bushing, starter drive end bushing, starter shaft bushing, Bosch open front starter, VW Audi starter repair.

Please compare your original starter and part number before ordering, as Bosch used several different starter designs depending on application.