diff --git a/libs/components/src/navigation/nav-base.component.ts b/libs/components/src/navigation/nav-base.component.ts
index 301f94daf41..cffc41d6b36 100644
--- a/libs/components/src/navigation/nav-base.component.ts
+++ b/libs/components/src/navigation/nav-base.component.ts
@@ -1,6 +1,6 @@
 // FIXME: Update this file to be type safe and remove this and next line
 // @ts-strict-ignore
-import { Directive, EventEmitter, Input, Output, input } from "@angular/core";
+import { Directive, EventEmitter, Output, input, model } from "@angular/core";
 import { RouterLink, RouterLinkActive } from "@angular/router";
 
 /**
@@ -21,10 +21,7 @@ export abstract class NavBaseComponent {
   /**
    * Optional icon, e.g. `"bwi-collection-shared"`
    */
-  // TODO: Skipped for migration because:
-  //  This input is used in a control flow expression (e.g. `@if` or `*ngIf`)
-  //  and migrating would break narrowing currently.
-  @Input() icon: string;
+  readonly icon = input<string>();
 
   /**
    * Optional route to be passed to internal `routerLink`. If not provided, the nav component will render as a button.
@@ -66,9 +63,7 @@ export abstract class NavBaseComponent {
   /**
    * Depth level when nested inside of a `'tree'` variant
    */
-  // TODO: Skipped for migration because:
-  //  Your application code writes to the input. This prevents migration.
-  @Input() treeDepth = 0;
+  treeDepth = model(0);
 
   /**
    * If `true`, do not change styles when nav item is active.
diff --git a/libs/components/src/navigation/nav-group.component.html b/libs/components/src/navigation/nav-group.component.html
index 9b2cfabbf7e..472c2941b18 100644
--- a/libs/components/src/navigation/nav-group.component.html
+++ b/libs/components/src/navigation/nav-group.component.html
@@ -2,7 +2,7 @@
 @if (!hideIfEmpty() || nestedNavComponents.length > 0) {
   <bit-nav-item
     [text]="text()"
-    [icon]="icon"
+    [icon]="icon()"
     [route]="route()"
     [relativeTo]="relativeTo()"
     [routerLinkActiveOptions]="routerLinkActiveOptions()"
@@ -17,14 +17,14 @@
         type="button"
         class="tw-ms-auto"
         [bitIconButton]="
-          open ? 'bwi-angle-up' : variant() === 'tree' ? 'bwi-angle-right' : 'bwi-angle-down'
+          open() ? 'bwi-angle-up' : variant() === 'tree' ? 'bwi-angle-right' : 'bwi-angle-down'
         "
         [buttonType]="'light'"
         (click)="toggle($event)"
         size="small"
         [title]="'toggleCollapse' | i18n"
         aria-haspopup="true"
-        [attr.aria-expanded]="open.toString()"
+        [attr.aria-expanded]="open().toString()"
         [attr.aria-controls]="contentId"
         [attr.aria-label]="['toggleCollapse' | i18n, text()].join(' ')"
       ></button>
@@ -44,7 +44,7 @@
   </bit-nav-item>
   <!-- [attr.aria-controls] of the above button expects a unique ID on the controlled element -->
   @if (sideNavService.open$ | async) {
-    @if (open) {
+    @if (open()) {
       <div
         [attr.id]="contentId"
         [attr.aria-label]="[text(), 'submenu' | i18n].join(' ')"
diff --git a/libs/components/src/navigation/nav-group.component.ts b/libs/components/src/navigation/nav-group.component.ts
index 8c44cdb89ea..5384aa9f846 100644
--- a/libs/components/src/navigation/nav-group.component.ts
+++ b/libs/components/src/navigation/nav-group.component.ts
@@ -5,12 +5,12 @@ import {
   Component,
   ContentChildren,
   EventEmitter,
-  Input,
   Optional,
   Output,
   QueryList,
   SkipSelf,
   input,
+  model,
 } from "@angular/core";
 
 import { I18nPipe } from "@bitwarden/ui-common";
@@ -38,7 +38,7 @@ export class NavGroupComponent extends NavBaseComponent implements AfterContentI
 
   /** When the side nav is open, the parent nav item should not show active styles when open. */
   protected get parentHideActiveStyles(): boolean {
-    return this.hideActiveStyles() || (this.open && this.sideNavService.open);
+    return this.hideActiveStyles() || (this.open() && this.sideNavService.open);
   }
 
   /**
@@ -49,10 +49,7 @@ export class NavGroupComponent extends NavBaseComponent implements AfterContentI
   /**
    * Is `true` if the expanded content is visible
    */
-  // TODO: Skipped for migration because:
-  //  Your application code writes to the input. This prevents migration.
-  @Input()
-  open = false;
+  open = model(false);
 
   /**
    * Automatically hide the nav group if there are no child buttons
@@ -70,16 +67,16 @@ export class NavGroupComponent extends NavBaseComponent implements AfterContentI
   }
 
   setOpen(isOpen: boolean) {
-    this.open = isOpen;
-    this.openChange.emit(this.open);
+    this.open.set(isOpen);
+    this.openChange.emit(this.open());
     // FIXME: Remove when updating file. Eslint update
     // eslint-disable-next-line @typescript-eslint/no-unused-expressions
-    this.open && this.parentNavGroup?.setOpen(this.open);
+    this.open() && this.parentNavGroup?.setOpen(this.open());
   }
 
   protected toggle(event?: MouseEvent) {
     event?.stopPropagation();
-    this.setOpen(!this.open);
+    this.setOpen(!this.open());
   }
 
   /**
@@ -90,7 +87,7 @@ export class NavGroupComponent extends NavBaseComponent implements AfterContentI
       return;
     }
     [...this.nestedNavComponents].forEach((navGroupOrItem) => {
-      navGroupOrItem.treeDepth += 1;
+      navGroupOrItem.treeDepth.update((depth) => depth + 1);
     });
   }
 
@@ -99,7 +96,7 @@ export class NavGroupComponent extends NavBaseComponent implements AfterContentI
       if (!this.route()) {
         this.sideNavService.setOpen();
       }
-      this.open = true;
+      this.open.set(true);
     } else {
       this.toggle();
     }
diff --git a/libs/components/src/navigation/nav-item.component.html b/libs/components/src/navigation/nav-item.component.html
index cba00c5efab..96d2f32ecc7 100644
--- a/libs/components/src/navigation/nav-item.component.html
+++ b/libs/components/src/navigation/nav-item.component.html
@@ -3,113 +3,114 @@
     open: sideNavService.open$ | async,
   } as data"
 >
-  <div
-    *ngIf="data.open || icon"
-    class="tw-relative"
-    [ngClass]="[
-      showActiveStyles
-        ? 'tw-bg-background-alt4'
-        : 'tw-bg-background-alt3 hover:tw-bg-primary-300/60',
-      fvwStyles$ | async,
-    ]"
-  >
+  @if (data.open || icon()) {
     <div
-      [ngStyle]="{
-        'padding-left': data.open
-          ? (variant() === 'tree' ? 2.5 : 1) + treeDepth * 1.5 + 'rem'
-          : '0',
-      }"
-      class="tw-relative tw-flex"
+      class="tw-relative"
+      [ngClass]="[
+        showActiveStyles
+          ? 'tw-bg-background-alt4'
+          : 'tw-bg-background-alt3 hover:tw-bg-primary-300/60',
+        fvwStyles$ | async,
+      ]"
     >
-      <div [ngClass]="[variant() === 'tree' ? 'tw-py-1' : 'tw-py-2']">
-        <div
-          #slotStart
-          class="[&>*:focus-visible::before]:!tw-ring-text-alt2 [&>*:hover]:!tw-border-text-alt2 [&>*]:!tw-text-alt2"
-        >
-          <ng-content select="[slot=start]"></ng-content>
+      <div
+        [ngStyle]="{
+          'padding-left': data.open
+            ? (variant() === 'tree' ? 2.5 : 1) + treeDepth * 1.5 + 'rem'
+            : '0',
+        }"
+        class="tw-relative tw-flex"
+      >
+        <div [ngClass]="[variant() === 'tree' ? 'tw-py-1' : 'tw-py-2']">
+          <div
+            #slotStart
+            class="[&>*:focus-visible::before]:!tw-ring-text-alt2 [&>*:hover]:!tw-border-text-alt2 [&>*]:!tw-text-alt2"
+          >
+            <ng-content select="[slot=start]"></ng-content>
+          </div>
+          <!-- Default content for #slotStart (for consistent sizing) -->
+          <div
+            *ngIf="slotStart.childElementCount === 0"
+            [ngClass]="{
+              'tw-w-0': variant() !== 'tree',
+            }"
+          >
+            <button
+              type="button"
+              class="tw-invisible"
+              [bitIconButton]="'bwi-angle-down'"
+              size="small"
+              aria-hidden="true"
+            ></button>
+          </div>
         </div>
-        <!-- Default content for #slotStart (for consistent sizing) -->
-        <div
-          *ngIf="slotStart.childElementCount === 0"
-          [ngClass]="{
-            'tw-w-0': variant() !== 'tree',
-          }"
-        >
+
+        <ng-container *ngIf="route(); then isAnchor; else isButton"></ng-container>
+
+        <!-- Main content of `NavItem` -->
+        <ng-template #anchorAndButtonContent>
+          <div
+            [title]="text()"
+            class="tw-truncate"
+            [ngClass]="[
+              variant() === 'tree' ? 'tw-py-1' : 'tw-py-2',
+              data.open ? 'tw-pe-4' : 'tw-text-center',
+            ]"
+          >
+            <i
+              class="bwi bwi-fw tw-text-alt2 tw-mx-1 {{ icon() }}"
+              [attr.aria-hidden]="data.open"
+              [attr.aria-label]="text()"
+            ></i
+            ><span
+              *ngIf="data.open"
+              [ngClass]="showActiveStyles ? 'tw-font-bold' : 'tw-font-semibold'"
+              >{{ text() }}</span
+            >
+          </div>
+        </ng-template>
+
+        <!-- Show if a value was passed to `this.to` -->
+        <ng-template #isAnchor>
+          <!-- The `data-fvw` attribute passes focus to `this.focusVisibleWithin$` -->
+          <!-- The following `class` field should match the `#isButton` class field below -->
+          <a
+            class="tw-w-full tw-truncate tw-border-none tw-bg-transparent tw-p-0 tw-text-start !tw-text-alt2 hover:tw-text-alt2 hover:tw-no-underline focus:tw-outline-none"
+            data-fvw
+            [routerLink]="route()"
+            [relativeTo]="relativeTo()"
+            [attr.aria-label]="ariaLabel() || text()"
+            routerLinkActive
+            [routerLinkActiveOptions]="routerLinkActiveOptions()"
+            [ariaCurrentWhenActive]="'page'"
+            (isActiveChange)="setIsActive($event)"
+            (click)="mainContentClicked.emit()"
+          >
+            <ng-container *ngTemplateOutlet="anchorAndButtonContent"></ng-container>
+          </a>
+        </ng-template>
+
+        <!-- Show if `this.to` is falsy -->
+        <ng-template #isButton>
+          <!-- Class field should match `#isAnchor` class field above -->
           <button
             type="button"
-            class="tw-invisible"
-            [bitIconButton]="'bwi-angle-down'"
-            size="small"
-            aria-hidden="true"
-          ></button>
-        </div>
-      </div>
-
-      <ng-container *ngIf="route(); then isAnchor; else isButton"></ng-container>
-
-      <!-- Main content of `NavItem` -->
-      <ng-template #anchorAndButtonContent>
-        <div
-          [title]="text()"
-          class="tw-truncate"
-          [ngClass]="[
-            variant() === 'tree' ? 'tw-py-1' : 'tw-py-2',
-            data.open ? 'tw-pe-4' : 'tw-text-center',
-          ]"
-        >
-          <i
-            class="bwi bwi-fw tw-text-alt2 tw-mx-1 {{ icon }}"
-            [attr.aria-hidden]="data.open"
-            [attr.aria-label]="text()"
-          ></i
-          ><span
-            *ngIf="data.open"
-            [ngClass]="showActiveStyles ? 'tw-font-bold' : 'tw-font-semibold'"
-            >{{ text() }}</span
+            class="tw-w-full tw-truncate tw-border-none tw-bg-transparent tw-p-0 tw-text-start !tw-text-alt2 hover:tw-text-alt2 hover:tw-no-underline focus:tw-outline-none"
+            data-fvw
+            (click)="mainContentClicked.emit()"
           >
+            <ng-container *ngTemplateOutlet="anchorAndButtonContent"></ng-container>
+          </button>
+        </ng-template>
+
+        <div
+          *ngIf="data.open"
+          class="tw-flex -tw-ms-3 tw-pe-4 tw-gap-1 [&>*:focus-visible::before]:!tw-ring-text-alt2 [&>*:hover]:!tw-border-text-alt2 [&>*]:tw-text-alt2 empty:tw-hidden"
+          [ngClass]="[variant() === 'tree' ? 'tw-py-1' : 'tw-py-2']"
+        >
+          <ng-content select="[slot=end]"></ng-content>
         </div>
-      </ng-template>
-
-      <!-- Show if a value was passed to `this.to` -->
-      <ng-template #isAnchor>
-        <!-- The `data-fvw` attribute passes focus to `this.focusVisibleWithin$` -->
-        <!-- The following `class` field should match the `#isButton` class field below -->
-        <a
-          class="tw-w-full tw-truncate tw-border-none tw-bg-transparent tw-p-0 tw-text-start !tw-text-alt2 hover:tw-text-alt2 hover:tw-no-underline focus:tw-outline-none"
-          data-fvw
-          [routerLink]="route()"
-          [relativeTo]="relativeTo()"
-          [attr.aria-label]="ariaLabel() || text()"
-          routerLinkActive
-          [routerLinkActiveOptions]="routerLinkActiveOptions()"
-          [ariaCurrentWhenActive]="'page'"
-          (isActiveChange)="setIsActive($event)"
-          (click)="mainContentClicked.emit()"
-        >
-          <ng-container *ngTemplateOutlet="anchorAndButtonContent"></ng-container>
-        </a>
-      </ng-template>
-
-      <!-- Show if `this.to` is falsy -->
-      <ng-template #isButton>
-        <!-- Class field should match `#isAnchor` class field above -->
-        <button
-          type="button"
-          class="tw-w-full tw-truncate tw-border-none tw-bg-transparent tw-p-0 tw-text-start !tw-text-alt2 hover:tw-text-alt2 hover:tw-no-underline focus:tw-outline-none"
-          data-fvw
-          (click)="mainContentClicked.emit()"
-        >
-          <ng-container *ngTemplateOutlet="anchorAndButtonContent"></ng-container>
-        </button>
-      </ng-template>
-
-      <div
-        *ngIf="data.open"
-        class="tw-flex -tw-ms-3 tw-pe-4 tw-gap-1 [&>*:focus-visible::before]:!tw-ring-text-alt2 [&>*:hover]:!tw-border-text-alt2 [&>*]:tw-text-alt2 empty:tw-hidden"
-        [ngClass]="[variant() === 'tree' ? 'tw-py-1' : 'tw-py-2']"
-      >
-        <ng-content select="[slot=end]"></ng-content>
       </div>
     </div>
-  </div>
+  }
 </ng-container>