This engine calculator for Volvo FL D6B truck (part number: 20412508) is an essential component for the optimal functioning of the engine. The device has been used and shows signs of wear and exposure to harsh environmental conditions, observable from the oxidation and dirt on its surface.

The labels on the unit provide important information about the product:

• ID: 3-425871
• Serial No: D6B-02652A

The approximate dimensions of the device are 20 cm in length and 16 cm in width, according to the measurement scale in the image.