diff --git a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
index 4bb0c6ef..748b23e2 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.test.tsx
@@ -83,12 +83,13 @@ test('polls lightweight single-vehicle realtime data and passes its report inter
   expect(screen.getByLabelText('单车任务栏')).toHaveClass('v2-workspace-command-bar', 'v2-vehicle-record-command');
   expect(screen.getByLabelText('单车任务栏')).toHaveTextContent('粤A12345');
   expect(screen.getByLabelText('单车任务栏')).toHaveTextContent('LTEST000000000001');
-  expect(screen.getByRole('list', { name: '车辆实时指标' })).toHaveClass('v2-live-grid');
-  expect(commandCard?.querySelectorAll('.v2-live-grid > [role="listitem"]')).toHaveLength(6);
-  expect(commandCard?.querySelector('.v2-live-grid > div:first-child')).toHaveTextContent('速度');
-  expect(commandCard?.querySelector('.v2-live-grid > div:nth-child(2)')).toHaveTextContent('SOC');
-  expect(commandCard?.querySelector('.v2-live-grid > div:nth-child(4)')).toHaveTextContent('当日里程');
-  expect(commandCard?.querySelector('.v2-live-grid > div:nth-child(5)')).toHaveTextContent('推荐来源JT/T 808');
+  expect(screen.getByRole('list', { name: '车辆实时指标' })).toHaveClass('v2-workspace-metric-list');
+  expect(commandCard?.querySelector('.v2-vehicle-live-metric-rail')).toHaveClass('semi-card', 'v2-workspace-metric-rail', 'is-queue');
+  expect(commandCard?.querySelectorAll('.v2-workspace-metric-list > [role="listitem"]')).toHaveLength(5);
+  expect(commandCard?.querySelector('.v2-workspace-metric-list > span:first-child')).toHaveTextContent('速度');
+  expect(commandCard?.querySelector('.v2-workspace-metric-list > span:nth-child(2)')).toHaveTextContent('SOC');
+  expect(commandCard?.querySelector('.v2-workspace-metric-list > span:nth-child(4)')).toHaveTextContent('当日里程');
+  expect(commandCard?.querySelector('.v2-vehicle-live-source-context')).toHaveTextContent('推荐来源JT/T 808');
   expect(commandCard?.querySelector('.v2-live-primary-protocol')).toHaveClass('v2-protocol-tag', 'semi-tag-cyan-light');
   expect(commandCard?.querySelector('.v2-identity-sources .v2-protocol-tag')).toHaveClass('semi-tag-cyan-light');
   expect(screen.getByLabelText('粤A12345 车辆档案')).toHaveFocus();
@@ -112,9 +113,9 @@ test('polls lightweight single-vehicle realtime data and passes its report inter
   expect(locationSource).toHaveClass('semi-button', 'v2-map-source-link');
   expect(locationSource.closest('.semi-card')).toHaveClass('v2-single-map-card');
   const totalMileageSource = screen.getByRole('button', { name: '查看总里程全部来源' });
-  expect(totalMileageSource).toHaveClass('semi-button', 'v2-live-source-link');
-  expect(totalMileageSource.closest('.semi-card')).toHaveClass('v2-live-overview');
-  expect(totalMileageSource.closest('.semi-card')).toBe(commandCard);
+  expect(totalMileageSource).toHaveClass('semi-button', 'v2-workspace-metric-action');
+  expect(totalMileageSource.closest('.semi-card')).toHaveClass('v2-vehicle-live-metric-rail');
+  expect(totalMileageSource.closest('.v2-live-overview')).toBe(commandCard);
   fireEvent.click(locationSource);
   await waitFor(() => expect(sourceEvidence).toHaveBeenCalledTimes(1));
 });
@@ -445,7 +446,7 @@ test('shows unavailable live fields as dashes instead of fabricated zeroes', asy
 
   const liveOverview = (await screen.findByText('最新上报')).closest('.semi-card')!;
   for (const label of ['速度', 'SOC', '总里程', '当日里程']) {
-    const metric = Array.from(liveOverview.querySelectorAll('.v2-live-grid > div')).find((item) => item.querySelector('small')?.textContent === label);
+    const metric = Array.from(liveOverview.querySelectorAll('.v2-workspace-metric-list > [role="listitem"]')).find((item) => item.querySelector('small')?.textContent === label);
     expect(metric).toHaveTextContent('—');
     expect(metric).not.toHaveTextContent('88.8');
     expect(metric).not.toHaveTextContent(/^0/);
@@ -562,11 +563,11 @@ test('uses compact Semi telemetry evidence cards on mobile', async () => {
   expect(document.querySelector('.v2-identity-sources .semi-tag-blue-light')).toHaveTextContent('GB/T 32960');
   expect(document.querySelector('.v2-identity-sources .semi-tag-cyan-light')).toHaveTextContent('JT/T 808');
   expect(document.querySelector('.v2-identity-sources .semi-tag-violet-light')).toHaveTextContent('宇通 MQTT');
-  expect(document.querySelector('.v2-vehicle-command-card .v2-live-grid')).toHaveAttribute('aria-label', '车辆实时指标');
-  expect(document.querySelectorAll('.v2-vehicle-command-card .v2-live-grid > [role="listitem"]')).toHaveLength(6);
-  expect(document.querySelector('.v2-live-metric.is-speed')).toHaveTextContent('速度');
-  expect(document.querySelector('.v2-live-metric.is-today-mileage')).toHaveTextContent('当日里程');
-  expect(document.querySelector('.v2-live-metric.is-source-status')).toHaveTextContent('来源状态');
+  expect(document.querySelector('.v2-vehicle-command-card .v2-workspace-metric-list')).toHaveAttribute('aria-label', '车辆实时指标');
+  expect(document.querySelectorAll('.v2-vehicle-command-card .v2-workspace-metric-list > [role="listitem"]')).toHaveLength(5);
+  expect(document.querySelector('.v2-vehicle-command-card .v2-workspace-metric-list > span:first-child')).toHaveTextContent('速度');
+  expect(document.querySelector('.v2-vehicle-command-card .v2-workspace-metric-list > span:nth-child(4)')).toHaveTextContent('当日里程');
+  expect(document.querySelector('.v2-vehicle-command-card .v2-workspace-metric-list > span:nth-child(5)')).toHaveTextContent('来源状态');
   fireEvent.click(screen.getByRole('button', { name: '历史数据' }));
   expect(await screen.findByTestId('mobile-history-route')).toBeInTheDocument();
 });
diff --git a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
index 726a3aa7..696c5e78 100644
--- a/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
+++ b/vehicle-data-platform/apps/web/src/v2/pages/VehiclePage.tsx
@@ -23,6 +23,7 @@ import { ProtocolTag } from '../shared/ProtocolTag';
 import { SegmentedTabs } from '../shared/SegmentedTabs';
 import { VehicleSourceEvidencePanel } from '../shared/VehicleSourceEvidencePanel';
 import { WorkspaceCommandBar } from '../shared/WorkspaceCommandBar';
+import { WorkspaceMetricRail, type WorkspaceQueueMetricRailItem } from '../shared/WorkspaceMetricRail';
 import { WorkspacePanelHeader } from '../shared/WorkspacePanelHeader';
 import { WorkspaceSideSheet, type WorkspaceSideSheetBadgeColor } from '../shared/WorkspaceSideSheet';
 import { monitorReturnFromParams, withMonitorReturn } from '../routing/monitorContext';
@@ -466,6 +467,46 @@ function VehicleRecord({ detail, liveRealtime, telemetry, telemetryPending, tele
     ...(hasMenu(session, 'statistics') ? [{ key: 'statistics', label: '里程查询', icon: <IconClock />, to: withMonitorReturn(`/statistics?vins=${encodeURIComponent(detail.vin)}`, monitorReturn), type: 'tertiary' as const }] : []),
     ...(hasMenu(session, 'alerts') ? [{ key: 'alerts', label: '告警事件', icon: <IconAlarm />, to: `/alerts?vin=${encodeURIComponent(detail.vin)}`, type: 'tertiary' as const }] : [])
   ];
+  const liveMetrics: WorkspaceQueueMetricRailItem[] = [
+    {
+      label: '速度',
+      value: <>{availableMetric(realtime?.speedKmh, realtime?.speedAvailable)}<em className="v2-vehicle-live-unit">km/h</em></>,
+      note: '实时车速',
+      tone: 'primary',
+      emphasis: 'primary'
+    },
+    {
+      label: 'SOC',
+      value: <>{availableMetric(realtime?.socPercent, realtime?.socAvailable)}<em className="v2-vehicle-live-unit">%</em></>,
+      note: '剩余电量',
+      tone: 'success',
+      emphasis: 'secondary'
+    },
+    {
+      label: '总里程',
+      value: <>{availableMetric(realtime?.totalMileageKm, realtime?.mileageAvailable)}<em className="v2-vehicle-live-unit">km</em></>,
+      note: <span className="v2-vehicle-live-action-note">推荐口径<IconChevronRight /></span>,
+      emphasis: 'secondary',
+      ariaLabel: '查看总里程全部来源',
+      onClick: () => setSourceEvidenceOpen(true)
+    },
+    {
+      label: '当日里程',
+      value: <>{availableMetric(realtime?.todayMileageKm, realtime?.todayMileageAvailable)}<em className="v2-vehicle-live-unit">km</em></>,
+      note: <span className="v2-vehicle-live-action-note">今日累计<IconChevronRight /></span>,
+      tone: 'primary',
+      emphasis: 'primary',
+      ariaLabel: '查看当日里程全部来源',
+      onClick: () => setSourceEvidenceOpen(true)
+    },
+    {
+      label: '来源状态',
+      value: <>{realtime?.onlineSourceCount ?? 0}<em className="v2-vehicle-live-unit">/ {detail.sourceStatus.length}</em></>,
+      note: '在线来源 / 全部',
+      tone: (realtime?.onlineSourceCount ?? 0) > 0 ? 'success' : 'neutral',
+      emphasis: 'secondary'
+    }
+  ];
   useLayoutEffect(() => {
     const root = recordRootRef.current;
     if (!root) return;
@@ -529,14 +570,17 @@ function VehicleRecord({ detail, liveRealtime, telemetry, telemetryPending, tele
           description="关键运行指标与推荐数据来源"
           meta={<span className="v2-live-report-meta"><i className={realtime?.online ? 'is-online' : ''} />{realtime?.online ? '实时在线' : '当前离线'} · <IconClock /><PlatformTime value={realtime?.lastSeen || identity?.lastSeen} /></span>}
         />
-        <div className="v2-live-grid" role="list" aria-label="车辆实时指标">
-          <div className="v2-live-metric is-speed" role="listitem"><small>速度</small><strong>{availableMetric(realtime?.speedKmh, realtime?.speedAvailable)}<em>km/h</em></strong><span>实时车速</span></div>
-          <div className="v2-live-metric is-soc" role="listitem"><small>SOC</small><strong>{availableMetric(realtime?.socPercent, realtime?.socAvailable)}<em>%</em></strong><span>剩余电量</span></div>
-          <div className="v2-live-metric is-mileage" role="listitem"><small>总里程</small><Button theme="borderless" type="tertiary" className="v2-live-source-link" title="展开全部里程来源" aria-label="查看总里程全部来源" onClick={() => setSourceEvidenceOpen(true)}><span>{availableMetric(realtime?.totalMileageKm, realtime?.mileageAvailable)}<em>km</em></span><IconChevronRight /></Button><span>推荐口径</span></div>
-          <div className="v2-live-metric is-today-mileage" role="listitem"><small>当日里程</small><Button theme="borderless" type="tertiary" className="v2-live-source-link" title="展开全部里程来源" aria-label="查看当日里程全部来源" onClick={() => setSourceEvidenceOpen(true)}><span>{availableMetric(realtime?.todayMileageKm, realtime?.todayMileageAvailable)}<em>km</em></span><IconChevronRight /></Button><span>今日累计</span></div>
-          <div className="v2-live-metric is-source" role="listitem"><small>推荐来源</small><ProtocolTag protocol={realtime?.primaryProtocol} className="v2-live-primary-protocol" /><span title={realtime?.locationSource}>{protocolSourceLabel(realtime?.locationSource) || '当前最优来源'}</span></div>
-          <div className="v2-live-metric is-source-status" role="listitem"><small>来源状态</small><strong>{realtime?.onlineSourceCount ?? 0}<em> / {detail.sourceStatus.length}</em></strong><span>在线来源 / 全部</span></div>
-        </div>
+        <WorkspaceMetricRail
+          variant="queue"
+          className="v2-vehicle-live-metric-rail"
+          ariaLabel="车辆实时指标"
+          items={liveMetrics}
+          context={<span className="v2-vehicle-live-source-context">
+            <small>推荐来源</small>
+            <strong><ProtocolTag protocol={realtime?.primaryProtocol} className="v2-live-primary-protocol" compact /></strong>
+            <em title={realtime?.locationSource}>{protocolSourceLabel(realtime?.locationSource) || '当前最优来源'}</em>
+          </span>}
+        />
         <CurrentVehicleAddress vehicle={realtime} fallback={identity?.locationText} />
       </section>
     </Card>
diff --git a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
index f97cf367..5ee729e3 100644
--- a/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
+++ b/vehicle-data-platform/apps/web/src/v2/productionEntry.test.ts
@@ -78,7 +78,10 @@ describe('V2 production entry', () => {
     expect(vehicleSearchSource).toContain('<WorkspaceCommandBar');
     expect(corePageSources.VehiclePage).toContain('<Select');
     expect(corePageSources.VehiclePage).toContain('<Card className="v2-identity-band v2-record-card v2-live-card v2-live-overview v2-vehicle-command-card"');
-    expect(corePageSources.VehiclePage).toContain('className="v2-live-grid" role="list" aria-label="车辆实时指标"');
+    expect(corePageSources.VehiclePage).toContain("from '../shared/WorkspaceMetricRail'");
+    expect(corePageSources.VehiclePage).toContain('<WorkspaceMetricRail');
+    expect(corePageSources.VehiclePage).toContain('className="v2-vehicle-live-metric-rail"');
+    expect(corePageSources.VehiclePage).not.toContain('className="v2-live-grid"');
     expect(corePageSources.VehiclePage).toContain('<Card className="v2-single-map-card"');
     expect(corePageSources.VehiclePage).toContain('className="v2-record-section-anchor v2-record-location-anchor"');
     expect(corePageSources.VehiclePage).toContain('v2-identity-band');
@@ -492,7 +495,8 @@ describe('V2 production entry', () => {
     expect(workspaceStyles).toContain('grid-template-columns: repeat(2, minmax(0, 1fr));');
     expect(workspaceStyles).toContain('.v2-vehicle-record-v3 .v2-vehicle-command-card > .semi-card-body {');
     expect(workspaceStyles).toContain('grid-template-columns: minmax(210px, .62fr) minmax(0, 1.38fr);');
-    expect(workspaceStyles).toContain('.v2-vehicle-record-v3 .v2-vehicle-command-card .v2-live-grid {');
+    expect(workspaceStyles).toContain('.v2-vehicle-live-metric-rail.is-queue > .semi-card-body {');
+    expect(workspaceStyles).toContain('.v2-vehicle-live-metric-rail .v2-workspace-metric-list {');
     expect(workspaceStyles).toContain('.v2-vehicle-mobile-actions-sidesheet .v2-vehicle-mobile-actions-list {');
     expect(workspaceStyles).toContain('.v2-access-table-v3 > .semi-card-body {');
     expect(workspaceStyles).toContain('grid-template-columns: 112px minmax(0, 1fr);');
diff --git a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
index 27869e0b..7dbb82e0 100644
--- a/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
+++ b/vehicle-data-platform/apps/web/src/v2/styles/workspace.css
@@ -22782,3 +22782,170 @@
     height: 46px;
   }
 }
+
+/*
+ * Single-vehicle live metrics use the shared Semi queue rail.
+ * The desktop rail keeps operating evidence in one scan line; mobile keeps
+ * the four driver-facing metrics in a compact 2 × 2 block so the map arrives
+ * sooner without removing mileage source evidence.
+ */
+.v2-vehicle-live-metric-rail.is-queue.semi-card {
+  border-bottom-color: #dfe7f0;
+}
+
+.v2-vehicle-live-metric-rail.is-queue > .semi-card-body {
+  grid-template-columns: minmax(0, 1fr) 196px;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list {
+  grid-template-columns: .78fr .72fr 1.14fr 1.02fr .84fr;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span,
+.v2-vehicle-live-metric-rail .v2-workspace-metric-action.semi-button,
+.v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content {
+  min-height: 70px;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span,
+.v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content {
+  padding: 8px 12px;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-action {
+  display: block;
+  padding: 0;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span > strong,
+.v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content > strong {
+  overflow: hidden;
+  font-size: clamp(17px, 1.45vw, 21px);
+  text-overflow: ellipsis;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary > strong,
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary .v2-workspace-metric-action strong {
+  font-size: clamp(15px, 1.25vw, 18px);
+}
+
+.v2-vehicle-live-unit {
+  margin-left: 4px;
+  color: #8492a4;
+  font-size: 9px;
+  font-style: normal;
+  font-weight: 550;
+  letter-spacing: 0;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-primary .v2-vehicle-live-unit {
+  color: #6f91bf;
+}
+
+.v2-vehicle-live-action-note {
+  display: inline-flex;
+  align-items: center;
+  gap: 2px;
+}
+
+.v2-vehicle-live-action-note > .semi-icon {
+  flex: 0 0 auto;
+  font-size: 9px;
+}
+
+.v2-vehicle-live-metric-rail .v2-workspace-metric-context {
+  padding: 8px 12px;
+}
+
+.v2-vehicle-live-source-context {
+  align-items: center;
+}
+
+.v2-vehicle-live-source-context > strong {
+  display: flex;
+  min-width: 0;
+  align-items: center;
+}
+
+.v2-vehicle-record-v3 .v2-vehicle-command-card .v2-vehicle-live-source-context .v2-live-primary-protocol.semi-tag {
+  min-height: 23px;
+  max-width: 100%;
+  margin: 0;
+  border-radius: 7px;
+  padding-inline: 7px;
+  font-size: 9px;
+}
+
+.v2-vehicle-live-source-context > em {
+  max-width: 172px;
+}
+
+@media (max-width: 900px) {
+  .v2-vehicle-live-metric-rail.is-queue > .semi-card-body {
+    grid-template-columns: minmax(0, 1fr) 164px;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content {
+    padding-inline: 9px;
+  }
+}
+
+@media (max-width: 680px) {
+  .v2-vehicle-live-metric-rail.is-queue > .semi-card-body {
+    min-height: 104px;
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary {
+    display: grid;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary.is-action {
+    display: block;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span:nth-child(n + 5) {
+    display: none;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action.semi-button,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content {
+    min-height: 52px;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span:nth-child(odd) {
+    border-left: 0;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span:nth-child(n + 3) {
+    border-top: 1px solid #e5ebf2;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content {
+    padding: 5px 9px;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-action {
+    padding: 0;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span > strong,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content > strong,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary > strong,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span.is-secondary .v2-workspace-metric-action strong {
+    font-size: 16px;
+    line-height: 19px;
+  }
+
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-list > span > em,
+  .v2-vehicle-live-metric-rail .v2-workspace-metric-action .semi-button-content > em {
+    font-size: 7px;
+  }
+}