diff --git a/ReactCommon/react/renderer/components/text/RawTextShadowNode.h b/ReactCommon/react/renderer/components/text/RawTextShadowNode.h
index 0a2b76e70b1..8dbde86c996 100644
--- a/ReactCommon/react/renderer/components/text/RawTextShadowNode.h
+++ b/ReactCommon/react/renderer/components/text/RawTextShadowNode.h
@@ -39,9 +39,6 @@ inline RawTextShadowNode const &traitCast<RawTextShadowNode const &>(
     ShadowNode const &shadowNode) {
   bool castable =
       shadowNode.getTraits().check(ShadowNodeTraits::Trait::RawText);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<RawTextShadowNode const *>(&shadowNode) != nullptr));
   react_native_assert(castable);
   (void)castable;
   return static_cast<RawTextShadowNode const &>(shadowNode);
@@ -55,9 +52,6 @@ inline RawTextShadowNode const *traitCast<RawTextShadowNode const *>(
   }
   bool castable =
       shadowNode->getTraits().check(ShadowNodeTraits::Trait::RawText);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<RawTextShadowNode const *>(shadowNode) != nullptr));
   if (!castable) {
     return nullptr;
   }
diff --git a/ReactCommon/react/renderer/components/text/TextShadowNode.h b/ReactCommon/react/renderer/components/text/TextShadowNode.h
index 9e9a9f6b079..57e3f25076b 100644
--- a/ReactCommon/react/renderer/components/text/TextShadowNode.h
+++ b/ReactCommon/react/renderer/components/text/TextShadowNode.h
@@ -62,9 +62,6 @@ template <>
 inline TextShadowNode const &traitCast<TextShadowNode const &>(
     ShadowNode const &shadowNode) {
   bool castable = shadowNode.getTraits().check(ShadowNodeTraits::Trait::Text);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<TextShadowNode const *>(&shadowNode) != nullptr));
   react_native_assert(castable);
   (void)castable;
   return static_cast<TextShadowNode const &>(shadowNode);
@@ -77,9 +74,6 @@ inline TextShadowNode const *traitCast<TextShadowNode const *>(
     return nullptr;
   }
   bool castable = shadowNode->getTraits().check(ShadowNodeTraits::Trait::Text);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<TextShadowNode const *>(shadowNode) != nullptr));
   if (!castable) {
     return nullptr;
   }
diff --git a/ReactCommon/react/renderer/components/view/ViewPropsInterpolation.h b/ReactCommon/react/renderer/components/view/ViewPropsInterpolation.h
index ddbf1d5367d..c2352460b2f 100644
--- a/ReactCommon/react/renderer/components/view/ViewPropsInterpolation.h
+++ b/ReactCommon/react/renderer/components/view/ViewPropsInterpolation.h
@@ -24,13 +24,6 @@ static inline void interpolateViewProps(
     const SharedProps &oldPropsShared,
     const SharedProps &newPropsShared,
     SharedProps &interpolatedPropsShared) {
-  // Verify the static_casts below are safe
-  react_native_assert(
-      dynamic_cast<ViewProps const *>(oldPropsShared.get()) != nullptr &&
-      dynamic_cast<ViewProps const *>(newPropsShared.get()) != nullptr &&
-      dynamic_cast<ViewProps const *>(interpolatedPropsShared.get()) !=
-          nullptr);
-
   ViewProps const *oldViewProps =
       static_cast<ViewProps const *>(oldPropsShared.get());
   ViewProps const *newViewProps =
diff --git a/ReactCommon/react/renderer/components/view/YogaLayoutableShadowNode.h b/ReactCommon/react/renderer/components/view/YogaLayoutableShadowNode.h
index 7fd6edf4f80..77ba8131145 100644
--- a/ReactCommon/react/renderer/components/view/YogaLayoutableShadowNode.h
+++ b/ReactCommon/react/renderer/components/view/YogaLayoutableShadowNode.h
@@ -186,9 +186,6 @@ inline YogaLayoutableShadowNode const &
 traitCast<YogaLayoutableShadowNode const &>(ShadowNode const &shadowNode) {
   bool castable =
       shadowNode.getTraits().check(ShadowNodeTraits::Trait::YogaLayoutableKind);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<YogaLayoutableShadowNode const *>(&shadowNode) != nullptr));
   react_native_assert(castable);
   (void)castable;
   return static_cast<YogaLayoutableShadowNode const &>(shadowNode);
@@ -202,9 +199,6 @@ traitCast<YogaLayoutableShadowNode const *>(ShadowNode const *shadowNode) {
   }
   bool castable = shadowNode->getTraits().check(
       ShadowNodeTraits::Trait::YogaLayoutableKind);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<YogaLayoutableShadowNode const *>(shadowNode) != nullptr));
   if (!castable) {
     return nullptr;
   }
diff --git a/ReactCommon/react/renderer/core/ConcreteComponentDescriptor.h b/ReactCommon/react/renderer/core/ConcreteComponentDescriptor.h
index 45625c8f5eb..a66f8e2573b 100644
--- a/ReactCommon/react/renderer/core/ConcreteComponentDescriptor.h
+++ b/ReactCommon/react/renderer/core/ConcreteComponentDescriptor.h
@@ -79,10 +79,6 @@ class ConcreteComponentDescriptor : public ComponentDescriptor {
   ShadowNode::Unshared cloneShadowNode(
       const ShadowNode &sourceShadowNode,
       const ShadowNodeFragment &fragment) const override {
-    react_native_assert(
-        dynamic_cast<ConcreteShadowNode const *>(&sourceShadowNode) &&
-        "Provided `sourceShadowNode` has an incompatible type.");
-
     auto shadowNode = std::make_shared<ShadowNodeT>(sourceShadowNode, fragment);
 
     adopt(shadowNode);
@@ -92,10 +88,6 @@ class ConcreteComponentDescriptor : public ComponentDescriptor {
   void appendChild(
       const ShadowNode::Shared &parentShadowNode,
       const ShadowNode::Shared &childShadowNode) const override {
-    react_native_assert(
-        dynamic_cast<ConcreteShadowNode const *>(parentShadowNode.get()) &&
-        "Provided `parentShadowNode` has an incompatible type.");
-
     auto concreteParentShadowNode =
         std::static_pointer_cast<const ShadowNodeT>(parentShadowNode);
     auto concreteNonConstParentShadowNode =
@@ -107,11 +99,6 @@ class ConcreteComponentDescriptor : public ComponentDescriptor {
       const PropsParserContext &context,
       const SharedProps &props,
       const RawProps &rawProps) const override {
-    react_native_assert(
-        !props ||
-        dynamic_cast<ConcreteProps const *>(props.get()) &&
-            "Provided `props` has an incompatible type.");
-
     // Optimization:
     // Quite often nodes are constructed with default/empty props: the base
     // `props` object is `null` (there no base because it's not cloning) and the
diff --git a/ReactCommon/react/renderer/core/LayoutableShadowNode.h b/ReactCommon/react/renderer/core/LayoutableShadowNode.h
index 3ffb162198e..b816b54a2cf 100644
--- a/ReactCommon/react/renderer/core/LayoutableShadowNode.h
+++ b/ReactCommon/react/renderer/core/LayoutableShadowNode.h
@@ -170,9 +170,6 @@ inline LayoutableShadowNode const &traitCast<LayoutableShadowNode const &>(
     ShadowNode const &shadowNode) {
   bool castable =
       shadowNode.getTraits().check(ShadowNodeTraits::Trait::LayoutableKind);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<LayoutableShadowNode const *>(&shadowNode) != nullptr));
   react_native_assert(castable);
   (void)castable;
   return static_cast<LayoutableShadowNode const &>(shadowNode);
@@ -186,9 +183,6 @@ inline LayoutableShadowNode const *traitCast<LayoutableShadowNode const *>(
   }
   bool castable =
       shadowNode->getTraits().check(ShadowNodeTraits::Trait::LayoutableKind);
-  react_native_assert(
-      castable ==
-      (dynamic_cast<LayoutableShadowNode const *>(shadowNode) != nullptr));
   if (!castable) {
     return nullptr;
   }