The CAT 3406 engine is a classic in Caterpillar history for its reliability, durability and versatility. Although it has been gradually replaced by new models, it still has an important position in the second-hand market and in specific areas. For users who need a high-powered, long-life engine, the CAT 3406 remains a trusted choice.
Market performance
User comments: Known for its durability and reliability, it is known as the "legendary engine in the industry".
Market position: In the 1980s and 1990s, the CAT 3406 was one of the power of choice for heavy trucks and construction machinery.
Replacement models: As emissions standards were upgraded, the CAT 3406 was gradually replaced by newer models such as the C15.