{
  "id": "pll-01",
  "name": "PLL-01 (WAC-021)",
  "aliases": [],
  "domain": "land",
  "country": "CHN",
  "category": "155mm towed howitzer",
  "status": null,
  "fielded": 1991,
  "operators": [
    "CHN"
  ],
  "prolif_count": 1,
  "summary": "The PLL-01 (WAC-021) Chinese 155mm Towed Howitzer is fitted with an auxiliary power unit which is a small air-cooled 77 hp diesel engine. It is installed in a fairing carried atop the front of the carriage.",
  "specs": [
    {
      "k": "",
      "label": "Manufacturer",
      "section": "system",
      "v": "Norinco",
      "src": [
        "weg-pll-01"
      ],
      "conf": "medium"
    },
    {
      "k": "crew",
      "v": 6,
      "src": [
        "weg-pll-01"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Displacement time",
      "section": "system",
      "v": "1.5 min",
      "src": [
        "weg-pll-01"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Emplacement time",
      "section": "system",
      "v": "1.5 min",
      "src": [
        "weg-pll-01"
      ],
      "conf": "medium"
    },
    {
      "k": "combat_weight_t",
      "v": 9.5,
      "src": [
        "weg-pll-01"
      ],
      "conf": "medium"
    }
  ],
  "payloads": [],
  "variants": [
    {
      "name": "AH-1",
      "text": "AH-1 is an improved version of the PLL-01, manufactured in China by NORINCO. It has a more powerful auxiliary power unit, consisting of an air-cooled diesel engine, developing 110 hp. This howitzer has a maximum auto-pro",
      "src": [
        "weg-pll-01"
      ]
    },
    {
      "name": "AH-2",
      "text": "AH2 is a 52-caliber version of the AH1 towed howitzer. It has a longer range.",
      "src": [
        "weg-pll-01"
      ]
    },
    {
      "name": "GM-45",
      "text": "Same cannon fit onto a lighter carriage. This allows the system to be easier to maneuver but provides less stability to the system.",
      "src": [
        "weg-pll-01"
      ]
    }
  ],
  "art": "generic",
  "image": null,
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    }
  ],
  "url": "https://www.defensepedia.com/systems/pll-01.html",
  "sources": {
    "weg-pll-01": {
      "title": "PLL-01 (WAC-021) Chinese 155mm Towed Howitzer",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/PLL-01_WAC-021_Chinese_155mm_Towed_Howitzer",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}