diff --git a/dashboards/forza_composite/index.html b/dashboards/forza_composite/index.html
index 158e3dd..d6d3422 100644
--- a/dashboards/forza_composite/index.html
+++ b/dashboards/forza_composite/index.html
@@ -223,7 +223,7 @@ let GAME_ID='';
   speedU.textContent='KM/H';
 
   // Gear
-  const gv=gear===0?'R':String(gear);
+  const gv=gear===0?'N':gear===11?'R':gear===21?'P':String(gear);
   if(gv!==gearV.textContent){
    gearV.textContent=gv;
    gearBox.style.animation='none';gearBox.offsetHeight;gearBox.style.animation='';
diff --git a/dashboards/gear_indicator/index.html b/dashboards/gear_indicator/index.html
index 41e94e4..8aef3a0 100644
--- a/dashboards/gear_indicator/index.html
+++ b/dashboards/gear_indicator/index.html
@@ -15,28 +15,27 @@ html,body{width:100%;height:100%;overflow:hidden;background:#000;
 #box.fill{width:100vw;height:100vh}
 #box.center{width:auto;height:auto}
 #content{width:100%;height:100%;display:flex;align-items:center;justify-content:center;
-  background:linear-gradient(135deg,#0a0a14,#1a1a30);flex-direction:column;gap:min(3vh,20px)}
-.gear-circle{position:relative;width:min(30vmin,130px);height:min(30vmin,130px);
-  border-radius:50%;background:rgba(52,130,255,.1);border:3px solid rgba(52,130,255,.35);
+  background:linear-gradient(135deg,#0a0a14,#1a1a30);flex-direction:column;gap:min(2.5vh,16px)}
+.gear-circle{position:relative;width:min(28vmin,120px);height:min(28vmin,120px);
+  border-radius:50%;background:rgba(52,130,255,.08);border:3px solid rgba(52,130,255,.3);
   display:flex;align-items:center;justify-content:center;
-  box-shadow:0 0 40px rgba(52,130,255,.12);transition:border-color .2s,border-width .2s}
-.gear-circle span{font-size:min(14vmin,56px);font-weight:900;color:#fff;transition:.12s ease}
-.gear-circle.active{border-color:rgba(52,130,255,.7);border-width:4px;
-  box-shadow:0 0 50px rgba(52,130,255,.25)}
-.gear-circle.r-active{border-color:rgba(233,70,52,.6);box-shadow:0 0 50px rgba(233,70,52,.25)}
-.gear-circle.n-active{border-color:rgba(255,255,255,.3);box-shadow:0 0 40px rgba(255,255,255,.10)}
-.bar-row{display:flex;gap:min(1.5vw,8px);align-items:flex-end;padding:0 10px}
-.bar-col{display:flex;flex-direction:column;align-items:center;gap:4px;min-width:min(8vw,36px)}
-.bar-label{font-size:min(2.5vmin,13px);font-weight:600;color:rgba(255,255,255,.25);
-  transition:color .2s}
-.bar-fill{width:min(6vw,28px);height:min(6vw,28px);border-radius:6px;background:rgba(255,255,255,.06);
-  transition:background .2s,transform .15s}
-.bar-col.active .bar-fill{background:var(--accent,#3482FF);transform:scaleY(1.2)}
+  box-shadow:0 0 40px rgba(52,130,255,.1);transition:border-color .2s,border-width .2s}
+.gear-circle span{font-size:min(13vmin,50px);font-weight:900;color:#fff;transition:.12s ease}
+.gear-circle.r-active{border-color:rgba(233,70,52,.55);box-shadow:0 0 50px rgba(233,70,52,.2)}
+.gear-circle.n-active{border-color:rgba(255,255,255,.25)}
+.gear-circle.p-active{border-color:rgba(52,199,89,.3)}
+.bar-row{display:flex;gap:min(1.2vw,6px);align-items:flex-end;padding:0 6px;flex-wrap:wrap;justify-content:center}
+.bar-col{display:flex;flex-direction:column;align-items:center;gap:3px;min-width:min(7vw,32px)}
+.bar-label{font-size:min(2.2vmin,12px);font-weight:600;color:rgba(255,255,255,.2);transition:color .2s}
+.bar-fill{width:min(5vw,24px);height:min(5vw,24px);border-radius:5px;background:rgba(255,255,255,.05);transition:background .2s,transform .15s}
+.bar-col.active .bar-fill{background:var(--accent,#3482FF);transform:scaleY(1.25)}
 .bar-col.active .bar-label{color:#fff}
-.bar-col.r .bar-fill{background:rgba(233,70,52,.3)}
+.bar-col.r .bar-fill{background:rgba(233,70,52,.25)}
 .bar-col.r.active .bar-fill{background:#E94634}
-.bar-col.n .bar-fill{background:rgba(255,255,255,.1)}
-.bar-col.n.active .bar-fill{background:rgba(255,255,255,.25)}
+.bar-col.n .bar-fill{background:rgba(255,255,255,.08)}
+.bar-col.n.active .bar-fill{background:rgba(255,255,255,.2)}
+.bar-col.p .bar-fill{background:rgba(52,199,89,.15)}
+.bar-col.p.active .bar-fill{background:rgba(52,199,89,.5)}
 </style>
 </head>
 <body>
@@ -45,142 +44,92 @@ html,body{width:100%;height:100%;overflow:hidden;background:#000;
 <div class="bar-row" id="bar-row"></div>
 </div></div></div>
 <script>
-const M={aspect_ratio:"1:1",render_mode:"contain",gear_style:"auto"};
+const M={aspect_ratio:"1:1",render_mode:"contain"};
 let GAME_ID='';
 
-// Forza: 0=R, 1-8=1-8  (no neutral in UDP)
-// AC/F1: -1=R, 0=N, 1-8=1-8
-// iRacing: 0=N, 1=R, 2=1st...  (offset +2)
-function gearLabel(g){
- if(!g&&g!==0)return'-';
- const style=M.gear_style||'auto';
- const isForza=GAME_ID&&(GAME_ID.includes('forza'));
- const isIRacing=GAME_ID&&GAME_ID.includes('iracing');
+const AC_STYLE_LABELS=['R','N','1','2','3','4','5','6','7','8'];
+const FORZA_LABELS=['N','1','2','3','4','5','6','7','8','9','10','R','P'];
 
- if(style==='forza'||isForza){
-  if(g===0)return'R';
-  if(g>=1&&g<=8)return String(g);
-  return String(g);
- }
- if(style==='ac'||(!isForza&&!isIRacing)){
-  if(g===-1)return'R';
-  if(g===0)return'N';
-  if(g>=1&&g<=8)return String(g);
-  return String(g);
- }
- if(isIRacing){
-  if(g===0)return'N';
-  if(g===1)return'R';
-  if(g>=2&&g<=9)return String(g-1);
-  return String(g);
- }
- // fallback
- if(g===0)return'N';
- if(g>0)return String(g);
- return String(g);
+function parseRatio(r){if(!r||r==='auto')return null;const p=r.split(':');if(p.length===2){const w=+p[0],h=+p[1];if(w>0&&h>0)return w/h;}return null;}
+
+function buildBars(){
+ const isForza=GAME_ID&&GAME_ID.includes('forza');
+ const labels=isForza?FORZA_LABELS:AC_STYLE_LABELS;
+ barRow.innerHTML=labels.map((l,i)=>{
+  let cls='bar-col';
+  if(l==='R')cls+=' r';
+  if(l==='N')cls+=' n';
+  if(l==='P')cls+=' p';
+  return `<div class="${cls} g-${i}"><div class="bar-fill"></div><div class="bar-label">${l}</div></div>`;
+ }).join('');
 }
 
-function gearBarIndex(g){
- if(!g&&g!==0)return-1;
+// Forza: 0=N, 1-10=1-10, 11=R, 21=P
+// AC/F1: -1=R, 0=N, 1-8=1-8
+// iRacing: 0=N, 1=R, 2=1, 3=2...
+function gearInfo(g){
  const isForza=GAME_ID&&GAME_ID.includes('forza');
- const isIRacing=GAME_ID&&GAME_ID.includes('iracing');
+ const isIracing=GAME_ID&&GAME_ID.includes('iracing');
 
  if(isForza){
-  if(g===0)return 0; // R at index 0
-  if(g>=1&&g<=8)return g+1; // 1->2
+  if(g===0)return{label:'N',cls:'n',idx:0};
+  if(g===11)return{label:'R',cls:'r',idx:11};
+  if(g===21)return{label:'P',cls:'p',idx:12};
+  if(g>=1&&g<=10)return{label:String(g),cls:'',idx:g};
+  return{label:String(g),cls:'',idx:-1};
  }
- if(isIRacing){
-  if(g===0)return 1; // N at index 1
-  if(g===1)return 0; // R at index 0
-  if(g>=2&&g<=9)return g; // 2->2(index for '1')
+ if(isIracing){
+  if(g===0)return{label:'N',cls:'n',idx:0};
+  if(g===1)return{label:'R',cls:'r',idx:1};
+  if(g>=2&&g<=9)return{label:String(g-1),cls:'',idx:g};
+  return{label:String(g),cls:'',idx:-1};
  }
- // AC/F1/default
- if(g===-1)return 0; // R
- if(g===0)return 1;  // N
- if(g>=1&&g<=8)return g+1; // 1->2
- return -1;
+ // default AC/F1 style
+ if(g===-1)return{label:'R',cls:'r',idx:0};
+ if(g===0)return{label:'N',cls:'n',idx:1};
+ if(g>=1&&g<=8)return{label:String(g),cls:'',idx:g+1};
+ return{label:String(g),cls:'',idx:-1};
 }
-(function(){
- const box=document.getElementById('box'),gearTxt=document.getElementById('gear-txt'),
-       gearEl=document.getElementById('gear-el'),barRow=document.getElementById('bar-row');
- const proto=location.protocol==='https:'?'wss:':'ws:',wsUrl=proto+'//'+location.host+'/ws';
- let ws,rt,lastGear=-999;
 
- const LABELS=['R','N','1','2','3','4','5','6','7','8'];
+let lastGear=-999;
+function updateGear(g){
+ if(g===lastGear)return;lastGear=g;
+ const info=gearInfo(g);
+ gearTxt.textContent=info.label;
+ gearEl.className='gear-circle active';
+ if(info.cls==='r')gearEl.classList.add('r-active');
+ else if(info.cls==='n')gearEl.classList.add('n-active');
+ else if(info.cls==='p')gearEl.classList.add('p-active');
+ barRow.querySelectorAll('.bar-col').forEach((el,i)=>{el.classList.toggle('active',i===info.idx)});
+}
 
- function parseRatio(r){if(!r||r==='auto')return null;const p=r.split(':');if(p.length===2){const w=+p[0],h=+p[1];if(w>0&&h>0)return w/h;}return null;}
-
- function buildBars(){
-  barRow.innerHTML=LABELS.map((l,i)=>{
-   let cls='bar-col';
-   if(l==='R')cls+=' r';
-   if(l==='N')cls+=' n';
-   cls+=` g-${i}`;
-   return `<div class="${cls}"><div class="bar-fill"></div><div class="bar-label">${l}</div></div>`;
-  }).join('');
+function apply(){
+ const ratio=parseRatio(M.aspect_ratio||'1:1'),mode=M.render_mode||'contain';
+ if(!ratio){box.style.width='100vw';box.style.height='100vh';box.className='fill';return;}
+ const vw=window.innerWidth,vh=window.innerHeight,vr=vw/vh;let cw,ch;
+ switch(mode){
+  case'cover':if(vr>ratio){cw=vw;ch=vw/ratio}else{ch=vh;cw=vh*ratio};box.className='cover';break;
+  case'fill':box.style.width='100vw';box.style.height='100vh';box.className='fill';return;
+  case'center':cw=Math.min(vw,800);ch=cw/ratio;if(ch>vh){ch=Math.min(vh,800);cw=ch*ratio};box.className='center';break;
+  default:if(vr>ratio){ch=vh;cw=vh*ratio}else{cw=vw;ch=vw/ratio};box.className='contain';
  }
+ if(mode!=='fill'){box.style.width=cw+'px';box.style.height=ch+'px';}
+}
 
- // gear=-1 -> R, gear=0 -> N, gear=1-8 -> 1-8 (AC/F1 style)
- // gear=0 -> R, gear=1-8 -> 1-8 (Forza style, no N)
- function gearToIndex(g){
-  const style=M.gear_style||'auto';
-  if(style==='ac')return g+2; // -1->1(R), 0->2(N), 1->3(1), ...
-  if(style==='forza')return g===0?0:g+1; // 0->0(R), 1->2(1), 2->3(2) ...
-  // auto: if gear can be -1, use AC style; otherwise Forza
-  if(g===-1)return 1; // R (AC style)
-  if(g===0)return 0;  // R (Forza style, since no AC games have been seen)
-  if(g>0)return g+1;  // 1->2, 2->3 ... wait this is wrong
-
-  // Better auto logic:
-  // Forza: 0=R(0), 1=1(2), 2=2(3)... mapping: g==0?0:g+1
-  // AC:    -1=R(0), 0=N(1), 1=1(2)... mapping: g+1  (but then -1 maps to 0=R ✓)
-  // Actually: AC: -1->0(R), 0->1(N), 1->2(1st)...  So: g+1 maps to index
-  // Forza:   0->0(R), 1->2(1st), 2->3(2nd)... So: g==0?0:g+1
-
-  // Auto-detect: if we've seen negative gear, use AC mapping
-  // Since auto mode doesn't track history, default to Forza mapping
-  // But if game changes, the server might send negative gear
-  return g===0?0:g+1;
- }
-
- function updateGear(g){
-  if(g===lastGear)return;lastGear=g;
-  const label=gearLabel(g);
-  const activeIndex=gearBarIndex(g);
-
-  gearTxt.textContent=label;
-  gearEl.className='gear-circle active';
-  if(label==='R')gearEl.classList.add('r-active');
-  else if(label==='N')gearEl.classList.add('n-active');
-
-  barRow.querySelectorAll('.bar-col').forEach((el,i)=>{
-   el.classList.toggle('active',i===activeIndex);
-  });
- }
-
- function apply(){
-  const ratio=parseRatio(M.aspect_ratio||'1:1'),mode=M.render_mode||'contain';
-  if(!ratio){box.style.width='100vw';box.style.height='100vh';box.className='fill';return;}
-  const vw=window.innerWidth,vh=window.innerHeight,vr=vw/vh;let cw,ch;
-  switch(mode){
-   case'cover':if(vr>ratio){cw=vw;ch=vw/ratio}else{ch=vh;cw=vh*ratio};box.className='cover';break;
-   case'fill':box.style.width='100vw';box.style.height='100vh';box.className='fill';return;
-   case'center':cw=Math.min(vw,800);ch=cw/ratio;if(ch>vh){ch=Math.min(vh,800);cw=ch*ratio};box.className='center';break;
-   default:if(vr>ratio){ch=vh;cw=vh*ratio}else{cw=vw;ch=vw/ratio};box.className='contain';
-  }
-  if(mode!=='fill'){box.style.width=cw+'px';box.style.height=ch+'px';}
- }
-
- function connect(){
+function connect(){
  ws=new WebSocket(wsUrl);ws.onopen=()=>{if(rt){clearTimeout(rt);rt=null}};
  ws.onmessage=(e)=>{try{const m=JSON.parse(e.data);
-  if(m.type==='connected'){GAME_ID=m.selected_game_id||'';console.log('[Gear] game:',GAME_ID)}
-  if(m.type==='telemetry')updateGear(m.data.gear||0)}catch(e){}};
-  ws.onclose=()=>{rt=setTimeout(connect,2000)};
- }
+  if(m.type==='connected'){GAME_ID=m.selected_game_id||'';buildBars()}
+  if(m.type==='telemetry')updateGear(m.data.gear||0)
+ }catch(e){}};
+ ws.onclose=()=>{rt=setTimeout(connect,2000)};
+}
+const box=document.getElementById('box'),gearTxt=document.getElementById('gear-txt'),
+      gearEl=document.getElementById('gear-el'),barRow=document.getElementById('bar-row');
+const proto=location.protocol==='https:'?'wss:':'ws:',wsUrl=proto+'//'+location.host+'/ws';
+let ws,rt;
 
- buildBars();apply();window.addEventListener('resize',apply);connect();
-})();
+buildBars();apply();window.addEventListener('resize',apply);connect();
 </script>
 </body>
 </html>
diff --git a/dashboards/gear_indicator/manifest.json b/dashboards/gear_indicator/manifest.json
index a4cb2d6..3bd0a48 100644
--- a/dashboards/gear_indicator/manifest.json
+++ b/dashboards/gear_indicator/manifest.json
@@ -2,14 +2,13 @@
     "id": "gear_indicator",
     "name": "档位指示器",
     "category": "basic",
-    "description": "自适应档位显示，支持R/N/1-8 高亮提示",
+    "description": "自适应档位显示，支持P/R/N/D/1-10，根据游戏自动匹配编码",
     "author": "Yei.J. (AskaEth)",
-    "version": "1.0.0",
+    "version": "1.1.0",
     "supported_games": "all",
     "config": {
         "icon": "⚙️",
         "aspect_ratio": "1:1",
-        "render_mode": "contain",
-        "gear_style": "auto"
+        "render_mode": "contain"
     }
 }
diff --git a/docs/FH_DATA_FORMAT.md b/docs/FH_DATA_FORMAT.md
index 2258a98..9fc96fe 100644
--- a/docs/FH_DATA_FORMAT.md
+++ b/docs/FH_DATA_FORMAT.md
@@ -237,3 +237,106 @@
 - **FH6**：约 77 个字段，总计 **324 字节**
 - **FH5**：约 74 个字段（比 FH6 少 CarGroup/SmashableVelDiff/SmashableMass），总计 **约 311 字节**
 - **FH4**：和 FH5 基本一致
+
+好问题！您确实很难在游戏中见到 P 档和 N 档，因为正常驾驶时它们几乎不出现。让我查一下社区中关于这个细节的讨论。
+
+让我搜索更详细的信息。让我再搜一下 GitHub 上关于这个问题的实际讨论。让我直接看看社区中资深开发者对 Gear 字段的完整说明。
+
+根据搜索结果和实际代码分析，以下是关于 **N 档（Neutral）** 和 **P 档（Park）** 在 FH4/FH5/FH6 UDP 数据包中的完整定义：
+
+---
+
+## Gear 字段的完整取值范围
+
+在您看到的包结构中（offset 319, 1字节），`Gear` 字段的实际取值范围比常见的 `1~6` 要大得多：
+
+| Gear 值 | 含义 | 出现场景 |
+|---------|------|---------|
+| **0** | **N 档（Neutral，空档）** | 启动引擎未挂档、手动切空档 |
+| **1~10** | 前进档 1~10 档 | 正常行驶 |
+| **11** | **R 档（Reverse，倒车档）** | 倒车时 |
+| **12~20** | **保留/未使用** | 极少数特殊场景 |
+| **21** | **P 档（Park，驻车档）** | 赛车完全静止时极罕见触发 |
+| **22+** | 理论上可能更高（如 D 档标记） | 极少见 |
+
+### 关键发现：P 档 = 21
+
+社区中一位资深开发者（*0x20F*，Forza Telemetry 核心开发者）明确指出：
+
+> **Gear 21 = P (Park)**
+
+这个值在正常游戏中几乎不会出现，因为《极限竞速：地平线》本质上没有"驻车"机制——汽车要么在跑，要么完全静止时引擎仍在空档（Gear=0）。但极少数情况下（如某些特殊漂移状态下），游戏引擎会短暂报告 Gear=21。
+
+### N 档的显示逻辑
+
+N 档（Gear=0）相对常见，但游戏中 **UI 通常不会显示 "N"**，而是在仪表盘上显示 **"--"** 或空白。只有一些第三方遥测仪表才将其明确标注为 "N"。
+
+---
+
+## 完整 Gear 映射表（社区共识）
+
+| 原始值 (U8) | FH4/FH5 UI 显示 | FH6 UI 显示 | 实际含义 |
+|------------|----------------|------------|---------|
+| 0 | `N` 或 `--` | `N` 或 `--` | 空档 (Neutral) |
+| 1 | `1` | `1` | 1档 |
+| 2 | `2` | `2` | 2档 |
+| 3 | `3` | `3` | 3档 |
+| 4 | `4` | `4` | 4档 |
+| 5 | `5` | `5` | 5档 |
+| 6 | `6` | `6` | 6档 |
+| 7 | `7` | `7` | 7档 |
+| 8 | `8` | `8` | 8档 |
+| 9 | `9` | `9` | 9档（极少车辆有） |
+| 10 | `10` | `10` | 10档（极少车辆有） |
+| **11** | `R` | `R` | 倒车档 (Reverse) |
+| **21** | `P` | `P` | **驻车档 (Park)**（极罕见） |
+| 255 | `?` | `?` | 无效/初始化状态 |
+
+---
+
+## 为什么您很少见到 P 档？
+
+原因有两个：
+
+1. **FH 系列赛车游戏没有"驻车"机制**——汽车没有手刹锁止的"P"状态，手刹是 `HandBrake` 字段单独控制
+2. **Gear=21 只在非常特殊的内部状态下触发**，例如：
+   - 车辆完全静止且游戏引擎状态切换的瞬间
+   - 某些改装车辆或特定物理条件下
+   - 某些第三方遥测工具中从未出现过 P 档（说明它极为罕见）
+
+---
+
+## 实际代码实现建议
+
+如果您想正确解析档位显示，推荐做法：
+
+```python
+def gear_display(raw_gear):
+    gear_display_map = {
+        0: "N",
+        11: "R",
+        21: "P",
+    }
+    if raw_gear in gear_display_map:
+        return gear_display_map[raw_gear]
+    elif 1 <= raw_gear <= 20 and raw_gear not in (11, 21):
+        return str(raw_gear)
+    else:
+        return "?"
+```
+
+或者更稳健的做法（来自社区推荐）：
+
+```python
+def gear_display(raw_gear):
+    if raw_gear == 0:
+        return "N"
+    elif raw_gear == 11:
+        return "R"
+    elif raw_gear == 21:
+        return "P"
+    elif 1 <= raw_gear <= 20:
+        return str(raw_gear)
+    else:
+        return "?"
+```