ˌɪntɹədˈuːst ɪnðə nˈaɪntiːnhˈʌndɹɪd sˈɛvənti z, ɪt wʌzðə fˈɜːst wˈiːld wˈʌnhˈʌndɹɪd fˈɪfti tˈuː ˌɛmˈɛm sˈɛlfpɹəpˈɛld ɑːɹtˈɪlɚɹi ɡˈʌn tʊ ˈɛntɚ sˈɜːvɪs.
Introduced in the 1970s, it was the first wheeled 152 mm self-propelled artillery gun to enter service.