In a collision, what should be considered regarding the outer CV-joint if the boot is intact?

The correct answer highlights that the outer constant velocity (CV) joint can potentially remain undamaged even if the boot is intact following a collision. This is crucial because the sealing integrity of the boot is essential for protecting the CV joint from dirt and debris that could lead to premature wear or failure.

An intact boot suggests that the joint has been shielded from potential contaminants and that the grease within the joint is still contained. However, it is also possible that the joint itself sustained internal damage or stress from the collision that is not immediately visible from the outside. Therefore, while the physical appearance of the boot is important, it does not definitively indicate the internal condition of the CV joint.

This understanding emphasizes the importance of a thorough inspection of the joint itself, rather than making assumptions based solely on the condition of the boot. It's necessary to check for signs of wear, play, or internal damage, as these factors are critical to the joint's functional integrity.