MPA Electrical 18258 Starter Motor

Remanufactured Starter for Audi V6/V8 Applications

MPA Electrical Part Number 18258 is a remanufactured 12-volt starter built with a permanent magnet gear reduction design and a 1.4 kW rating. It uses a Nippondenso-style configuration with clockwise rotation and 11 teeth for direct replacement in supported Audi starting systems.

Compatible With Audi A6 allroad, Audi A8 Quattro, Audi A6 Quattro, Audi A7 Sportback, Audi Q7, Audi Q8, Audi RS Q8, Audi RS6 Avant, Audi RS7 Sportback, Audi S6, Audi S7 Sportback, Audi S8, Audi SQ7, and Audi SQ8 applications listed below.

Key Features

• Remanufactured starter from MPA Electrical
• Permanent magnet gear reduction design
• 1.4 kW output rating
• 12-volt electrical system
• Clockwise rotation
• 11-tooth drive configuration
• Nippondenso manufacturer style

Product Details

Part Number 18258 is built for Audi vehicles that use a Nippondenso-type starter motor arrangement. The permanent magnet gear reduction design supports efficient cranking performance, while the 12-volt, 1.4 kW specification matches the electrical and starting requirements of the listed applications. This starter is a direct-fit replacement for vehicles such as the Audi Q7, Audi Q8, and Audi A8 Quattro when the original unit matches the specified design and tooth count.

This part cross-references 06M-911-024 and 438000-1010 for the same application.

Vehicle Fitment

• Fits 2023-2026 Audi A6 allroad, N/A
• Fits 2023-2026 Audi A8 Quattro, N/A
• Fits 2019 Audi A8 Quattro, N/A
• Fits 2024-2025 Audi A6 Quattro, N/A
• Fits 2023-2025 Audi A7 Sportback, N/A
• Fits 2021-2025 Audi Q7, N/A
• Fits 2017-2019 Audi Q7, N/A
• Fits 2024-2025 Audi Q8, N/A
• Fits 2023-2025 Audi RS Q8, N/A
• Fits 2024-2025 Audi RS6 Avant, N/A
• Fits 2023-2025 Audi RS7 Sportback, N/A
• Fits 2024-2025 Audi S6, N/A
• Fits 2024-2025 Audi S7 Sportback, N/A
• Fits 2023-2025 Audi S8, N/A
• Fits 2020-2025 Audi SQ7, N/A
• Fits 2020-2025 Audi SQ8, N/A
• Fits 2019 Audi Q8, N/A

Common Replacement Reasons

• Engine cranks slowly or intermittently
• No-crank condition with a charged battery
• Starter motor clicks but does not engage
• Worn drive gear or damaged starter teeth
• Electrical failure in the original starter assembly

Installation Notes

Verify the original starter matches the 12-volt, clockwise, 11-tooth, permanent magnet gear reduction specification before installation. Confirm the vehicle’s OE part number and connector layout against the removed unit to ensure proper application on Audi A6 allroad, Audi Q7, Audi Q8, and related models.

Quality Assurance

MPA Electrical remanufactured starters are rebuilt to meet application-specific replacement needs for supported Audi starting systems. Part Number 18258 is intended for direct replacement use where the listed fitment and design details match the original starter.