What is the difference between a full-frame subframe and a non-full-frame subframe?

1 Answers
McHadley
07/29/25 12:36pm
Full-frame subframe and non-full-frame subframe differ as follows: 1. Full-frame subframe: It has many advantages. Due to its larger size, it can accommodate a more robust suspension and support a more powerful engine. It covers the entire engine compartment, providing better cabin rigidity when connected to the body. It allows for more layout flexibility in the engine compartment. By optimizing its side rails, it can better control the engine's sinking trajectory and absorb some collision energy. Since the entire engine bottom is enclosed within it, as long as the ground clearance is designed to be lower than that of the powertrain, it can effectively protect the powertrain. 2. Subframe: This refers to the full-frame subframe. The subframe can be seen as the skeleton of the front and rear axles and is a component of them. The subframe is not a complete frame but rather a bracket that supports the front and rear axles and suspension, connecting them to the "main frame," hence it is commonly referred to as a "subframe."
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