Complex sentence: The T-100-X was equipped with a box-shaped fighting compartment and was equipped with the 130mm B-13 naval gun and preserved the torsion bar suspension system, as was the trend in modern tanks of the day.
Split into simpler sentences: The T-100-X had a box-shaped fighting compartment and was equipped with the 130mm B-13 naval gun. For mobility, it preserved the torsion bar suspension system, as was the trend in modern tanks of the day.