diff --git a/CHANGELOG-v9.md b/CHANGELOG-v9.md
index 1de66a4bc5c..3967c85b459 100644
--- a/CHANGELOG-v9.md
+++ b/CHANGELOG-v9.md
@@ -12,6 +12,7 @@ Removes segment property on SentryUser, SentryBaggage, and SentryTraceContext (#
 Removes public SentrySerializable conformance from many public models (#5636)
 Removes Decodable conformances from the public API of model classes (#5691)
 Removes enableTracing property from SentryOptions (#5694)
+Removes deprecated `setExtraValue` from SentrySpan (#5864)
 Removes `integrations` property from `SentryOptions` (#5749)
 Makes `SentryEventDecodable` internal (#5808)
 
diff --git a/Sources/Sentry/Public/SentryDefines.h b/Sources/Sentry/Public/SentryDefines.h
index e04befbca9d..b037e44c6f7 100644
--- a/Sources/Sentry/Public/SentryDefines.h
+++ b/Sources/Sentry/Public/SentryDefines.h
@@ -152,6 +152,7 @@ typedef BOOL (^SentryShouldQueueEvent)(
 typedef NSNumber *_Nullable (^SentryTracesSamplerCallback)(
     SentrySamplingContext *_Nonnull samplingContext);
 
+#if !SDK_V9
 /**
  * Function pointer for span manipulation.
  * @param span The span to be used.
@@ -159,7 +160,6 @@ typedef NSNumber *_Nullable (^SentryTracesSamplerCallback)(
 typedef void (^SentrySpanCallback)(id<SentrySpan> _Nullable span DEPRECATED_MSG_ATTRIBUTE(
     "See `SentryScope.useSpan` for reasoning of deprecation."));
 
-#if !SDK_V9
 /**
  * Log level.
  */
diff --git a/Sources/Sentry/Public/SentrySpanProtocol.h b/Sources/Sentry/Public/SentrySpanProtocol.h
index 84605537c0e..dec9d7089e6 100644
--- a/Sources/Sentry/Public/SentrySpanProtocol.h
+++ b/Sources/Sentry/Public/SentrySpanProtocol.h
@@ -118,12 +118,14 @@ NS_SWIFT_NAME(Span)
  */
 - (void)setDataValue:(nullable id)value forKey:(NSString *)key NS_SWIFT_NAME(setData(value:key:));
 
+#if !SDK_V9
 /**
  * Use @c setDataValue instead. This method calls @c setDataValue, was added by mistake, and will be
  * removed in a future version.
  */
 - (void)setExtraValue:(nullable id)value
                forKey:(NSString *)key DEPRECATED_ATTRIBUTE NS_SWIFT_NAME(setExtra(value:key:));
+#endif // !SDK_V9
 
 /**
  * Removes a data value.
diff --git a/Sources/Sentry/SentryScope.m b/Sources/Sentry/SentryScope.m
index 97ce5a58e6f..9420e7badbb 100644
--- a/Sources/Sentry/SentryScope.m
+++ b/Sources/Sentry/SentryScope.m
@@ -155,11 +155,13 @@ - (void)setPropagationContext:(SentryPropagationContext *)propagationContext
     }
 }
 
+#if !SDK_V9
 - (void)useSpan:(SentrySpanCallback)callback
 {
     id<SentrySpan> localSpan = [self span];
     callback(localSpan);
 }
+#endif // !SDK_V9
 
 - (void)clear
 {
diff --git a/Sources/Sentry/SentrySpan.m b/Sources/Sentry/SentrySpan.m
index 6950d419be0..4d354fce3d4 100644
--- a/Sources/Sentry/SentrySpan.m
+++ b/Sources/Sentry/SentrySpan.m
@@ -201,10 +201,12 @@ - (void)setDataValue:(nullable id)value forKey:(NSString *)key
     }
 }
 
+#if !SDK_V9
 - (void)setExtraValue:(nullable id)value forKey:(NSString *)key
 {
     [self setDataValue:value forKey:key];
 }
+#endif // !SDK_V9
 
 - (void)removeDataForKey:(NSString *)key
 {
diff --git a/Sources/Sentry/include/SentryNoOpSpan.h b/Sources/Sentry/include/SentryNoOpSpan.h
index 61ae0d0795a..005f2bf2263 100644
--- a/Sources/Sentry/include/SentryNoOpSpan.h
+++ b/Sources/Sentry/include/SentryNoOpSpan.h
@@ -15,7 +15,9 @@ SENTRY_NO_INIT
 @property (nullable, readonly) NSDictionary<NSString *, id> *data;
 @property (readonly) NSDictionary<NSString *, NSString *> *tags;
 
+#if !SDK_V9
 - (void)setExtraValue:(nullable id)value forKey:(NSString *)key DEPRECATED_ATTRIBUTE;
+#endif // !SDK_V9
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/Sources/Sentry/include/SentrySpan.h b/Sources/Sentry/include/SentrySpan.h
index 7fd111eed5b..514c27016f9 100644
--- a/Sources/Sentry/include/SentrySpan.h
+++ b/Sources/Sentry/include/SentrySpan.h
@@ -110,7 +110,9 @@ SENTRY_NO_INIT
 #endif // SENTRY_HAS_UIKIT
 ;
 
+#if !SDK_V9
 - (void)setExtraValue:(nullable id)value forKey:(NSString *)key DEPRECATED_ATTRIBUTE;
+#endif // !SDK_V9
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/sdk_api_V9.json b/sdk_api_V9.json
index 7fd0ad5131f..f5fd947072d 100644
--- a/sdk_api_V9.json
+++ b/sdk_api_V9.json
@@ -31332,49 +31332,6 @@
         "usr": "c:@T@SentryShouldQueueEvent",
         "moduleName": "Sentry"
       },
-      {
-        "kind": "TypeAlias",
-        "name": "SentrySpanCallback",
-        "printedName": "SentrySpanCallback",
-        "children": [
-          {
-            "kind": "TypeFunc",
-            "name": "Function",
-            "printedName": "((any Sentry.Span)?) -> Swift.Void",
-            "children": [
-              {
-                "kind": "TypeNameAlias",
-                "name": "Void",
-                "printedName": "Swift.Void",
-                "children": [
-                  {
-                    "kind": "TypeNominal",
-                    "name": "Void",
-                    "printedName": "()"
-                  }
-                ]
-              },
-              {
-                "kind": "TypeNominal",
-                "name": "Optional",
-                "printedName": "(any Sentry.Span)?",
-                "children": [
-                  {
-                    "kind": "TypeNominal",
-                    "name": "Span",
-                    "printedName": "any Sentry.Span",
-                    "usr": "c:objc(pl)SentrySpan"
-                  }
-                ],
-                "usr": "s:Sq"
-              }
-            ]
-          }
-        ],
-        "declKind": "TypeAlias",
-        "usr": "c:@T@SentrySpanCallback",
-        "moduleName": "Sentry"
-      },
       {
         "kind": "TypeDecl",
         "name": "SentrySpanStatus",
@@ -34236,58 +34193,6 @@
             "reqNewWitnessTableEntry": true,
             "funcSelfKind": "NonMutating"
           },
-          {
-            "kind": "Function",
-            "name": "setExtra",
-            "printedName": "setExtra(value:key:)",
-            "children": [
-              {
-                "kind": "TypeNameAlias",
-                "name": "Void",
-                "printedName": "Swift.Void",
-                "children": [
-                  {
-                    "kind": "TypeNominal",
-                    "name": "Void",
-                    "printedName": "()"
-                  }
-                ]
-              },
-              {
-                "kind": "TypeNominal",
-                "name": "Optional",
-                "printedName": "Any?",
-                "children": [
-                  {
-                    "kind": "TypeNominal",
-                    "name": "ProtocolComposition",
-                    "printedName": "Any"
-                  }
-                ],
-                "usr": "s:Sq"
-              },
-              {
-                "kind": "TypeNominal",
-                "name": "String",
-                "printedName": "Swift.String",
-                "usr": "s:SS"
-              }
-            ],
-            "declKind": "Func",
-            "usr": "c:objc(pl)SentrySpan(im)setExtraValue:forKey:",
-            "moduleName": "Sentry",
-            "genericSig": "<Self where Self : Sentry.Span>",
-            "deprecated": true,
-            "protocolReq": true,
-            "objc_name": "setExtraValue:forKey:",
-            "declAttributes": [
-              "Available",
-              "ObjC",
-              "Dynamic"
-            ],
-            "reqNewWitnessTableEntry": true,
-            "funcSelfKind": "NonMutating"
-          },
           {
             "kind": "Function",
             "name": "removeData",