The dhamma.
the basic teaching of Buddha was four truths. They all were based on Hindu ideology.
Sutras
Buddhists do not worship the Buddha, what we follow is the ideals and teachings put forth by Siddartha Gautama, who became a Buddha. Buddha is a title not a name, anyone can become a Buddha.
Buddha`s teachings are more important than Buddha himself. Buddha`s teachings are known as Dhamma. Buddha has not appointed any successor after him. At the time of Mahaparinirvana he told to his personal attending desciple Ananda to fallow his teachings after his death.
The name for the collection of teachings is the Tipitaka or Pali Tipitaka, also see Pali Canon
He strictly followed the teachings of Buddha.
Dharma
Perhaps the best book to learn about the theory and practice of Zen Buddhism is Philip Kapleau's THE THREE PILLARS OF ZEN. Two excellent anthologies of the Buddha's teachings are BASIC TEACHINGS OF THE BUDDHA, Glenn Wallis, ed. (Modern Library) and IN THE BUDDHA'S WORDS, Bhikkhu Bodhi, ed. (Wisdom). .
The wheel
The teachings of the Buddha
The Buddhist figure is the God of the Buddha religion. His name is Gautama Buddha, who was a spiritual figure who's teachings founded Buddhism, so the Buddha figure is Gautama the original Buddhist
They believe in Lord Buddha. They follow Lord Buddha's teachings.