diff --git a/app/globals.css b/app/globals.css
index c130e0a..96b58ac 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -408,6 +408,36 @@ select:focus, input:focus, textarea:focus { border-color: var(--blue); box-shado
 .precision-gear-subcats { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 7px; margin-top: 3px; padding-top: 13px; border-top: 1px solid rgba(176, 201, 239, .58); }
 .precision-gear-subcats span { padding: 6px 9px; border: 1px solid #d6e2f5; border-radius: 999px; color: #60718b; background: rgba(255,255,255,.72); font-size: 10px; }
 .precision-gear-subcats b { margin-left: 3px; color: var(--blue); font-weight: 800; }
+.precision-gear-catalog { margin-top: 34px; }
+.precision-gear-catalog-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
+.precision-gear-catalog-heading h4 { margin: 5px 0 0; color: var(--ink); font-size: 22px; letter-spacing: -.03em; }
+.precision-gear-catalog-heading > p { max-width: 430px; margin: 0; color: #7b8799; font-size: 11px; line-height: 1.65; text-align: right; }
+.precision-gear-controls { margin-top: 16px; padding: 12px; border: 1px solid #dbe4f1; border-radius: 13px; background: #fbfcfe; }
+.precision-gear-controls > input { width: 100%; height: 40px; padding: 0 12px; font-size: 11px; background: white; }
+.precision-gear-pills { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
+.precision-gear-pills button { padding: 7px 10px; border: 1px solid #dce4ef; border-radius: 999px; color: #68778e; background: white; cursor: pointer; font-size: 9px; }
+.precision-gear-pills button:hover { border-color: #aec6ed; color: var(--blue); }
+.precision-gear-pills button.active { border-color: var(--blue); color: white; background: var(--blue); }
+.precision-gear-result { margin: 10px 2px 0; color: #8a96a7; font-size: 9px; }
+.precision-gear-result strong { color: var(--blue); font-size: 12px; }
+.precision-gear-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 15px; }
+.precision-gear-card { min-width: 0; overflow: hidden; border: 1px solid #dfe6f0; border-radius: 12px; background: white; transition: transform .2s, border-color .2s, box-shadow .2s; }
+.precision-gear-card:hover { transform: translateY(-2px); border-color: #b9cbea; box-shadow: 0 10px 22px rgba(30,53,91,.08); }
+.precision-gear-image { position: relative; width: 100%; aspect-ratio: 1.18; padding: 0; display: grid; place-items: center; overflow: hidden; border: 0; background: #f4f7fb; cursor: pointer; }
+.precision-gear-image img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; transition: transform .25s ease; }
+.precision-gear-image:hover img { transform: scale(1.05); }
+.precision-gear-image:focus-visible { outline: 3px solid rgba(24,94,232,.28); outline-offset: -3px; }
+.precision-gear-image > span { position: absolute; right: 8px; bottom: 8px; padding: 4px 6px; border: 1px solid rgba(255,255,255,.75); border-radius: 5px; color: #61708a; background: rgba(255,255,255,.9); font-size: 8px; font-weight: 700; }
+.precision-gear-card-body { min-width: 0; padding: 11px 11px 12px; }
+.precision-gear-card-body > p { margin: 0 0 4px; color: var(--blue); font-size: 8px; font-weight: 800; }
+.precision-gear-card-body h5 { height: 32px; margin: 0 0 5px; overflow: hidden; color: var(--ink); font-size: 11px; line-height: 1.45; }
+.precision-gear-card-body code { display: block; overflow: hidden; color: #8a95a7; font-size: 8px; text-overflow: ellipsis; white-space: nowrap; }
+.precision-gear-card-body dl { min-height: 42px; margin: 9px 0 0; padding-top: 7px; border-top: 1px solid #edf0f4; }
+.precision-gear-card-body dl div { display: flex; justify-content: space-between; gap: 5px; padding: 2px 0; font-size: 8px; }
+.precision-gear-card-body dt { color: #8a95a7; }
+.precision-gear-card-body dd { max-width: 62%; margin: 0; overflow: hidden; color: #52617a; text-overflow: ellipsis; white-space: nowrap; text-align: right; font-weight: 700; }
+.precision-gear-empty { margin-top: 15px; }
+.precision-gear-load-more { margin-top: 22px; }
 .catalog-empty { padding: 60px 20px; text-align: center; border: 1px dashed #cbd5e3; border-radius: 15px; background: white; }
 .catalog-empty p { color: #8792a4; font-size: 12px; }
 .catalog-empty button { border: 0; color: var(--blue); background: transparent; cursor: pointer; font-weight: 700; }
@@ -507,6 +537,7 @@ footer > span { color: #9aa4b2; font-size: 10px; }
   .catalog-summary { grid-template-columns: repeat(4, 1fr); }
   .catalog-grid { grid-template-columns: repeat(2, 1fr); }
   .precision-gear-panel { grid-template-columns: 1fr; }
+  .precision-gear-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 }
 
 @media (max-width: 720px) {
@@ -533,6 +564,10 @@ footer > span { color: #9aa4b2; font-size: 10px; }
   .catalog-scale-filter { grid-template-columns: 1fr; align-items: stretch; }
   .catalog-grid { grid-template-columns: 1fr; gap: 15px; }
   .precision-gear-panel { gap: 20px; margin-top: 30px; padding: 22px 18px; }
+  .precision-gear-catalog-heading { align-items: flex-start; flex-direction: column; gap: 12px; }
+  .precision-gear-catalog-heading > p { text-align: left; }
+  .precision-gear-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
+  .precision-gear-card-body { padding: 9px; }
   .catalog-card-body { padding: 15px; }
   .catalog-card-body h3 { height: auto; min-height: 42px; font-size: 14px; }
   .catalog-card-body dl { min-height: 90px; }
diff --git a/app/page.tsx b/app/page.tsx
index 6f1573d..aa705c5 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -7,6 +7,7 @@ import {
   type CatalogProduct,
 } from "./catalog-data";
 import { STEERING_WHEEL_ACCESSORIES } from "./catalog-accessories";
+import { PRECISION_GEAR_PRODUCTS, PRECISION_GEAR_SUBCATEGORIES } from "./precision-gear-data";
 import { getCatalogProductDimensionImage, getCatalogProductImage } from "./catalog-image-map";
 
 const CATALOG_PRODUCTS = [...RAW_CATALOG_PRODUCTS, ...STEERING_WHEEL_ACCESSORIES].map((product) => ({
@@ -52,20 +53,6 @@ const PRIMARY_CATALOG_CATEGORIES = [
 
 const CATALOG_FILTER_CATEGORIES = ["全部产品", ...PRIMARY_CATALOG_CATEGORIES, "静音舵机"];
 
-const PRECISION_GEAR_SUBCATEGORIES = [
-  ["轴", 15],
-  ["单伞齿", 23],
-  ["单直齿", 160],
-  ["单皇冠齿", 9],
-  ["双联直齿", 186],
-  ["其他双联齿", 18],
-  ["双联皇冠齿", 16],
-  ["蜗杆", 32],
-  ["异形零件", 18],
-  ["离合齿", 29],
-  ["差速器组件", 5],
-] as const;
-
 const FEATURED_SPEC_ORDER = [
   "堵转扭矩",
   "额定电压",
@@ -99,6 +86,25 @@ function getProductDimensionSummary(product: CatalogProduct) {
   return dimensions.length > 0 ? dimensions.join(" × ") : "尺寸图待补充";
 }
 
+const PRECISION_GEAR_CARD_SPEC_ORDER = [
+  "模数",
+  "齿数",
+  "材质",
+  "外径（mm）",
+  "长（mm）",
+  "宽（mm）",
+  "高（mm）",
+  "孔径",
+  "类别",
+];
+
+function getPrecisionGearCardSpecs(product: CatalogProduct) {
+  return PRECISION_GEAR_CARD_SPEC_ORDER
+    .filter((label) => product.specs[label])
+    .slice(0, 2)
+    .map((label) => [label, product.specs[label]] as const);
+}
+
 const SERVO_CATEGORIES = ["标准舵机", "异形舵机", "全金属舵机", "大扭矩舵机", "积木舵机"];
 const SILENT_SERVO_CATEGORY = "静音舵机";
 const CUSTOM_SERVO_CATEGORY = "非标准舵机定制";
@@ -362,6 +368,9 @@ export default function Home() {
   const [catalogCategory, setCatalogCategory] = useState("全部产品");
   const [catalogScale, setCatalogScale] = useState("all");
   const [catalogLimit, setCatalogLimit] = useState(24);
+  const [precisionGearQuery, setPrecisionGearQuery] = useState("");
+  const [precisionGearCategory, setPrecisionGearCategory] = useState("全部子类");
+  const [precisionGearLimit, setPrecisionGearLimit] = useState(24);
   const [selectedCatalogProduct, setSelectedCatalogProduct] = useState<CatalogProduct | null>(null);
 
   const matches = useMemo(() => getMatches(requirements), [requirements]);
@@ -392,6 +401,22 @@ export default function Home() {
     });
   }, [catalogCategory, catalogQuery, catalogScale]);
   const visibleCatalog = filteredCatalog.slice(0, catalogLimit);
+  const filteredPrecisionGears = useMemo(() => {
+    const query = precisionGearQuery.trim().toLowerCase();
+    return PRECISION_GEAR_PRODUCTS.filter((product) => {
+      if (precisionGearCategory !== "全部子类" && product.subCategory !== precisionGearCategory) return false;
+      if (!query) return true;
+      const haystack = [
+        product.name,
+        product.code,
+        product.subCategory,
+        ...Object.keys(product.specs),
+        ...Object.values(product.specs),
+      ].join(" ").toLowerCase();
+      return haystack.includes(query);
+    });
+  }, [precisionGearCategory, precisionGearQuery]);
+  const visiblePrecisionGears = filteredPrecisionGears.slice(0, precisionGearLimit);
   const needsEngineer =
     !top?.coreCompatible ||
     requirements.annualVolume === "50000件以上" ||
@@ -1087,6 +1112,93 @@ export default function Home() {
             </div>
           </div>
         </aside>
+
+        <div className="precision-gear-catalog" aria-label="精密齿轮配件产品卡片">
+          <div className="precision-gear-catalog-heading">
+            <div>
+              <p className="step-kicker">产品卡片目录</p>
+              <h4>精密齿轮配件 · 511 款</h4>
+            </div>
+            <p>小型卡片展示型号、子类和关键规格，点击图片可查看产品大图与完整参数。</p>
+          </div>
+          <div className="precision-gear-controls">
+            <input
+              value={precisionGearQuery}
+              onChange={(event) => {
+                setPrecisionGearQuery(event.target.value);
+                setPrecisionGearLimit(24);
+              }}
+              placeholder="搜索齿轮名称、编码、材质或规格"
+              aria-label="搜索精密齿轮配件"
+            />
+            <div className="precision-gear-pills" aria-label="精密齿轮子类筛选">
+              <button
+                type="button"
+                className={precisionGearCategory === "全部子类" ? "active" : ""}
+                onClick={() => {
+                  setPrecisionGearCategory("全部子类");
+                  setPrecisionGearLimit(24);
+                }}
+              >全部子类 · 511</button>
+              {PRECISION_GEAR_SUBCATEGORIES.map(([name, count]) => (
+                <button
+                  type="button"
+                  key={name}
+                  className={precisionGearCategory === name ? "active" : ""}
+                  onClick={() => {
+                    setPrecisionGearCategory(name);
+                    setPrecisionGearLimit(24);
+                  }}
+                >{name} · {count}</button>
+              ))}
+            </div>
+            <p className="precision-gear-result">找到 <strong>{filteredPrecisionGears.length}</strong> 款配件</p>
+          </div>
+
+          {visiblePrecisionGears.length > 0 ? (
+            <div className="precision-gear-grid">
+              {visiblePrecisionGears.map((product) => (
+                <article className="precision-gear-card" key={product.id}>
+                  <button
+                    type="button"
+                    className="precision-gear-image"
+                    onClick={() => setSelectedCatalogProduct(product)}
+                    aria-label={`查看${product.name}大图`}
+                  >
+                    <img src={product.image} alt={product.name} loading="lazy" />
+                    <span>点击查看大图</span>
+                  </button>
+                  <div className="precision-gear-card-body">
+                    <p>{product.subCategory}</p>
+                    <h5>{product.name}</h5>
+                    <code>{product.code}</code>
+                    <dl>
+                      {getPrecisionGearCardSpecs(product).map(([label, value]) => (
+                        <div key={label}><dt>{label}</dt><dd>{value}</dd></div>
+                      ))}
+                    </dl>
+                  </div>
+                </article>
+              ))}
+            </div>
+          ) : (
+            <div className="catalog-empty precision-gear-empty">
+              <strong>没有找到匹配的精密齿轮</strong>
+              <p>可以尝试减少关键词，或切换到“全部子类”。</p>
+              <button type="button" onClick={() => { setPrecisionGearQuery(""); setPrecisionGearCategory("全部子类"); setPrecisionGearLimit(24); }}>
+                清除筛选
+              </button>
+            </div>
+          )}
+
+          {precisionGearLimit < filteredPrecisionGears.length && (
+            <div className="load-more-wrap precision-gear-load-more">
+              <button type="button" onClick={() => setPrecisionGearLimit((current) => current + 24)}>
+                加载更多齿轮配件 <span>已显示 {visiblePrecisionGears.length} / {filteredPrecisionGears.length}</span>
+              </button>
+            </div>
+          )}
+        </div>
       </section>
 
       {selectedCatalogProduct && (
@@ -1139,7 +1251,11 @@ export default function Home() {
                 <h2 id="catalog-modal-title">{selectedCatalogProduct.name}</h2>
                 <code>{selectedCatalogProduct.code}</code>
                 <p className="catalog-source-note">
-                  {selectedCatalogProduct.page > 0 ? `官方产品目录第 ${selectedCatalogProduct.page} 页` : "商城产品资料 · 舵盘配件"}
+                  {selectedCatalogProduct.page > 0
+                    ? `官方产品目录第 ${selectedCatalogProduct.page} 页`
+                    : selectedCatalogProduct.category === "舵盘配件"
+                      ? "商城产品资料 · 舵盘配件"
+                      : "商城产品资料 · 精密齿轮配件"}
                 </p>
                 <div className="catalog-modal-highlight">
                   <span>产品尺寸</span>
diff --git a/app/precision-gear-data.ts b/app/precision-gear-data.ts
new file mode 100644
index 0000000..fe947d1
--- /dev/null
+++ b/app/precision-gear-data.ts
@@ -0,0 +1,11245 @@
+// Generated from 商城产品资料_20260806/data/parsed_products.json.
+// Run scripts/import_precision_gears.py after the source export changes.
+import type { CatalogProduct } from "./catalog-data";
+
+export type PrecisionGearProduct = CatalogProduct & { subCategory: string };
+
+export const PRECISION_GEAR_PRODUCTS: PrecisionGearProduct[] = [
+  {
+    "id": "gear-418",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "转向离合齿（M0.6x10T）",
+    "code": "2.A.LG190001.001A",
+    "image": "/catalog-products/precision-gears/418.jpg",
+    "page": 0,
+    "specs": {
+      "轴齿模数": "0.6",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "POM",
+      "长（mm）": "15.70",
+      "宽（mm）": "15.70",
+      "高（mm）": "9.30",
+      "孔径": "2.03"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-727",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "锥齿直齿M0.8x28T_M1.0x10T_∅24",
+    "code": "2.A.LG190008.001A",
+    "image": "/catalog-products/precision-gears/727.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.8",
+      "片齿齿数": "28",
+      "轴齿模数": "1.0",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "PA66+33%GF",
+      "长（mm）": "25",
+      "宽（mm）": "24",
+      "高（mm）": "16.55",
+      "孔径": "3"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-728",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "锥齿直齿M0.8x30T_M0.8x10T_∅25.6",
+    "code": "2.A.LG190009.001A",
+    "image": "/catalog-products/precision-gears/728.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.8",
+      "片齿齿数": "30",
+      "轴齿模数": "0.8",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "PA66+33%GF",
+      "长（mm）": "25.6",
+      "宽（mm）": "25.6",
+      "高（mm）": "22.5",
+      "孔径": "3"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-729",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "锥齿直齿M0.8x10T_M0.8x10T_∅9.3",
+    "code": "2.A.LG190012.001A",
+    "image": "/catalog-products/precision-gears/729.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.8",
+      "片齿齿数": "10",
+      "轴齿模数": "0.8",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "POM/M90",
+      "长（mm）": "9.3",
+      "宽（mm）": "9.3",
+      "高（mm）": "10.21",
+      "孔径": "2.44"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-730",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "锥齿直齿M0.9x30T_M0.8x10T_∅26.6",
+    "code": "2.A.LG190010.001A",
+    "image": "/catalog-products/precision-gears/730.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.9",
+      "片齿齿数": "30",
+      "轴齿模数": "0.8",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "PA66+43%GF",
+      "长（mm）": "26.6",
+      "宽（mm）": "26.6",
+      "高（mm）": "17.17",
+      "孔径": "3"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-731",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "锥齿直齿M0.7x24T_M0.7x10T_∅17",
+    "code": "2.A.LG190011.001A",
+    "image": "/catalog-products/precision-gears/731.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.7",
+      "片齿齿数": "24",
+      "轴齿模数": "0.7",
+      "轴齿齿数": "10",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "POM/M90",
+      "长（mm）": "17",
+      "宽（mm）": "17",
+      "高（mm）": "12.45",
+      "孔径": "2.57"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-916",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "复合三叠齿M0.8x26T_M1.2x14T_M1.0x10T∅22.4",
+    "code": "2.A.LG190013.001A",
+    "image": "/catalog-products/precision-gears/916.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.8",
+      "片齿齿数": "26",
+      "轴齿模数": "1.2",
+      "轴齿齿数": "14",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "POM",
+      "长（mm）": "22.4",
+      "宽（mm）": "22.4",
+      "高（mm）": "14.5",
+      "孔径": "2.62"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-917",
+    "category": "精密齿轮配件",
+    "subCategory": "其他双联齿",
+    "name": "复合三叠齿M0.5x11T_M0.5x21T_M0.5x14T∅11.5",
+    "code": "2.A.LG190014.001A",
+    "image": "/catalog-products/precision-gears/917.jpg",
+    "page": 0,
+    "specs": {
+      "片齿模数": "0.5",
+      "片齿齿数": "11",
+      "轴齿模数": "0.5",
+      "轴齿齿数": "21",
+      "压力角1（°）": "20",
+      "压力角2（°）": "20",
+      "材质": "POM",
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+      "宽（mm）": "6.05",
+      "高（mm）": "8.5",
+      "孔径": "1.94"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-980",
+    "category": "精密齿轮配件",
+    "subCategory": "蜗杆",
+    "name": "蜗杆M0.3xZ1xL5.6_尖牙型",
+    "code": "2.A.LG080034.001A",
+    "image": "/catalog-products/precision-gears/980.jpg",
+    "page": 0,
+    "specs": {
+      "模数": "0.3",
+      "齿数": "1",
+      "压力角（°）": "20",
+      "导程角（°）": "4.8°",
+      "材质": "POM",
+      "长（mm）": "4.18",
+      "宽（mm）": "4.18",
+      "高（mm）": "5.6",
+      "孔径": "0.94"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-260",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "前轮轴",
+    "code": "2.A.LG410002.001A",
+    "image": "/catalog-products/precision-gears/260.jpg",
+    "page": 0,
+    "specs": {
+      "材质": "POM",
+      "长（mm）": "11.00 ",
+      "宽（mm）": "11.00 ",
+      "高（mm）": "21.70 ",
+      "孔径": "2B"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-502",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "后轮轴",
+    "code": "2.A.LG410003.001A",
+    "image": "/catalog-products/precision-gears/502.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "10.00",
+      "宽（mm）": "10.00",
+      "高（mm）": "21.30",
+      "孔径": "2B"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-503",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角轴",
+    "code": "2.A.LG410004.001A",
+    "image": "/catalog-products/precision-gears/503.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "7.70",
+      "宽（mm）": "7.70",
+      "高（mm）": "13.00",
+      "孔径": "2B"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-504",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角轴0001",
+    "code": "2.A.LG410001.001A",
+    "image": "/catalog-products/precision-gears/504.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "4",
+      "宽（mm）": "4",
+      "高（mm）": "12",
+      "孔径": "3.4(六角)x1.4"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-505",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0001",
+    "code": "2.A.LG500001.001A",
+    "image": "/catalog-products/precision-gears/505.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "6",
+      "宽（mm）": "6",
+      "高（mm）": "2",
+      "孔径": "3.6"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-506",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0004",
+    "code": "2.A.LG500004.001A",
+    "image": "/catalog-products/precision-gears/506.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "9.4",
+      "宽（mm）": "9.4",
+      "高（mm）": "3.1",
+      "孔径": "6.4"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-599",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角轴0005",
+    "code": "2.A.LG410005.001A",
+    "image": "/catalog-products/precision-gears/599.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "6.5",
+      "宽（mm）": "6.5",
+      "高（mm）": "31.7",
+      "孔径": "2.3"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-603",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0005",
+    "code": "2.A.LG500005.001A",
+    "image": "/catalog-products/precision-gears/603.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "6.9",
+      "宽（mm）": "4.8",
+      "高（mm）": "5",
+      "孔径": "2.07"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-604",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0006",
+    "code": "2.A.LG500006.001A",
+    "image": "/catalog-products/precision-gears/604.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "4",
+      "宽（mm）": "4",
+      "高（mm）": "4.55",
+      "孔径": "1.94"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-994",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0011",
+    "code": "2.A.LG500011.001A",
+    "image": "/catalog-products/precision-gears/994.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "3.5",
+      "宽（mm）": "3.5",
+      "高（mm）": "2.8",
+      "孔径": "0.94"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-995",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "轴套0012",
+    "code": "2.A.LG500012.001A",
+    "image": "/catalog-products/precision-gears/995.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "轴套",
+      "材质": "POM",
+      "长（mm）": "5",
+      "宽（mm）": "5",
+      "高（mm）": "3",
+      "孔径": "2.5"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-996",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角短轴",
+    "code": "2.A.LG410006.001A",
+    "image": "/catalog-products/precision-gears/996.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "7",
+      "宽（mm）": "7",
+      "高（mm）": "17"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-997",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角长轴",
+    "code": "2.A.LG410007.001A",
+    "image": "/catalog-products/precision-gears/997.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "9",
+      "宽（mm）": "9",
+      "高（mm）": "36.1"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-998",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "六角轴",
+    "code": "2.A.LG410008.001A",
+    "image": "/catalog-products/precision-gears/998.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "六角轴",
+      "材质": "POM",
+      "长（mm）": "5",
+      "宽（mm）": "5",
+      "高（mm）": "17.3",
+      "孔径": "1.2"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  },
+  {
+    "id": "gear-999",
+    "category": "精密齿轮配件",
+    "subCategory": "轴",
+    "name": "D型轴",
+    "code": "2.A.LG420001.001A",
+    "image": "/catalog-products/precision-gears/999.jpg",
+    "page": 0,
+    "specs": {
+      "类别": "D型轴",
+      "材质": "POM",
+      "长（mm）": "7",
+      "宽（mm）": "7",
+      "高（mm）": "17.85",
+      "孔径": "4.1x3.7(D型)"
+    },
+    "torqueValue": null,
+    "ratedVoltage": null
+  }
+];
+
+export const PRECISION_GEAR_SUBCATEGORIES = [
+  [
+    "其他双联齿",
+    18
+  ],
+  [
+    "单伞齿",
+    23
+  ],
+  [
+    "单皇冠齿",
+    9
+  ],
+  [
+    "单直齿",
+    160
+  ],
+  [
+    "双联皇冠齿",
+    16
+  ],
+  [
+    "双联直齿",
+    186
+  ],
+  [
+    "差速器组件",
+    5
+  ],
+  [
+    "异形零件",
+    18
+  ],
+  [
+    "离合齿",
+    29
+  ],
+  [
+    "蜗杆",
+    32
+  ],
+  [
+    "轴",
+    15
+  ]
+] as const;
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diff --git a/scripts/import_precision_gears.py b/scripts/import_precision_gears.py
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--- /dev/null
+++ b/scripts/import_precision_gears.py
@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+"""Generate the compact precision-gear catalog from the ecommerce product export."""
+
+from __future__ import annotations
+
+import argparse
+import json
+from pathlib import Path
+
+
+DEFAULT_SOURCE = Path(
+    "/Users/jacky/Desktop/美好智玩/02_客户项目/高徳乐/商城产品资料_20260806/data/parsed_products.json"
+)
+DEFAULT_OUTPUT = Path("app/precision-gear-data.ts")
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--source", type=Path, default=DEFAULT_SOURCE)
+    parser.add_argument("--output", type=Path, default=DEFAULT_OUTPUT)
+    args = parser.parse_args()
+
+    source = json.loads(args.source.read_text(encoding="utf-8"))
+    items = [item for item in source.values() if item.get("top_cat") == "精密齿轮配件"]
+    items.sort(key=lambda item: (item.get("sub_cat", ""), int(item.get("id", 0))))
+
+    products = []
+    subcategory_counts: dict[str, int] = {}
+    for item in items:
+        subcategory = item.get("sub_cat", "未分类")
+        subcategory_counts[subcategory] = subcategory_counts.get(subcategory, 0) + 1
+        specs = {
+            str(label): str(value)
+            for label, value in item.get("specs", {}).items()
+            if str(value).strip()
+        }
+        products.append(
+            {
+                "id": f"gear-{item['id']}",
+                "category": "精密齿轮配件",
+                "subCategory": subcategory,
+                "name": item.get("name", ""),
+                "code": item.get("code", ""),
+                "image": f"/catalog-products/precision-gears/{item['id']}.jpg",
+                "page": 0,
+                "specs": specs,
+                "torqueValue": None,
+                "ratedVoltage": None,
+            }
+        )
+
+    output = [
+        "// Generated from 商城产品资料_20260806/data/parsed_products.json.",
+        "// Run scripts/import_precision_gears.py after the source export changes.",
+        'import type { CatalogProduct } from "./catalog-data";',
+        "",
+        "export type PrecisionGearProduct = CatalogProduct & { subCategory: string };",
+        "",
+        f"export const PRECISION_GEAR_PRODUCTS: PrecisionGearProduct[] = {json.dumps(products, ensure_ascii=False, indent=2)};",
+        "",
+        f"export const PRECISION_GEAR_SUBCATEGORIES = {json.dumps([[name, count] for name, count in subcategory_counts.items()], ensure_ascii=False, indent=2)} as const;",
+        "",
+    ]
+    args.output.parent.mkdir(parents=True, exist_ok=True)
+    args.output.write_text("\n".join(output), encoding="utf-8")
+    print(f"generated {len(products)} products and {len(subcategory_counts)} subcategories -> {args.output}")
+
+
+if __name__ == "__main__":
+    main()