diff --git a/packages/router/src/directives/router_outlet.ts b/packages/router/src/directives/router_outlet.ts
index 4e6420357b..1bf9a0ef2c 100644
--- a/packages/router/src/directives/router_outlet.ts
+++ b/packages/router/src/directives/router_outlet.ts
@@ -72,6 +72,11 @@ export class RouterOutlet implements OnDestroy, OnInit {
     }
   }
 
+  /** @deprecated since v4 **/
+  get locationInjector(): Injector { return this.location.injector; }
+  /** @deprecated since v4 **/
+  get locationFactoryResolver(): ComponentFactoryResolver { return this.resolver; }
+
   get isActivated(): boolean { return !!this.activated; }
 
   get component(): Object {
diff --git a/tools/public_api_guard/router/router.d.ts b/tools/public_api_guard/router/router.d.ts
index aa9c327cb6..471c6e849e 100644
--- a/tools/public_api_guard/router/router.d.ts
+++ b/tools/public_api_guard/router/router.d.ts
@@ -409,6 +409,8 @@ export declare class RouterOutlet implements OnDestroy, OnInit {
     readonly component: Object;
     deactivateEvents: EventEmitter<any>;
     readonly isActivated: boolean;
+    /** @deprecated */ readonly locationFactoryResolver: ComponentFactoryResolver;
+    /** @deprecated */ readonly locationInjector: Injector;
     constructor(parentContexts: ChildrenOutletContexts, location: ViewContainerRef, resolver: ComponentFactoryResolver, name: string, changeDetector: ChangeDetectorRef);
     activateWith(activatedRoute: ActivatedRoute, resolver: ComponentFactoryResolver | null): void;
     attach(ref: ComponentRef<any>, activatedRoute: ActivatedRoute): void;