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Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)
Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)
Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)
Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)
Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)

Audi A8 6.3L W12 Starter Motor – Bosch SR0789N (07L911021)

BOSCH
Availability:
Out of stock
SKU SR0789N
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$295.95 - $295.95
$295.95
$295.95 - $295.95
$295.95
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

This Bosch SR0789N starter motor (OEM 07L911021) is specifically designed for the 6.3L W12 engine in the Audi A8. It provides the high cranking torque needed to spin the large twelve-cylinder engine reliably. A direct replacement for the original, it eliminates slow cranking and no-start conditions.

Key Features & Benefits

  • W12-Specific Torque: Tuned to deliver the extra power required for high-displacement W12 engines.
  • OE-Quality Build: Bosch constructs this starter with premium components for durability and long service life.
  • Vibration-Resistant Design: Durable construction withstands the unique vibrations of a W12 engine.
  • Plug-and-Play Fit: Exact replacement for the factory starter; no wiring or bracket changes needed.
  • Industry-Leading Testing: Each starter is tested for output, noise, and reliability.

Vehicle Fitment

Make Model Years Engine
Audi A8 Quattro 2014–2016 6.3W12

Technical Specifications

Part Brand Bosch
Bosch Part Number SR0789N
OEM Part Number 07L911021
Voltage 12V
Engine Fitment 6.3L W12
Type Starter Motor

Installation Notes

Direct bolt-on replacement for the A8 W12; professional installation recommended due to engine complexity.

About Bosch

Bosch is a global leader in automotive electronics and supplies OE starters to many high-performance engines, including the Audi W12.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 1 application
Audi A8 (D4)
Make Model Engine Years
Audi A8 Quattro 6.3W12 2014–2016