diff --git a/CHANGELOG.md b/CHANGELOG.md
index b4be08730a..99f920094e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### 🛑 Breaking changes 🛑
+
+- (Splunk) Remove deprecated memory ballast extension ([#5429](https://github.com/open-telemetry/opentelemetry-collector/pull/5429))
+
 ## v0.110.0
 
 This Splunk OpenTelemetry Collector release includes changes from the [opentelemetry-collector v0.110.0](https://github.com/open-telemetry/opentelemetry-collector/releases/tag/v0.110.0) and the [opentelemetry-collector-contrib v0.110.0](https://github.com/open-telemetry/opentelemetry-collector-contrib/releases/tag/v0.110.0) releases where appropriate.
diff --git a/docs/components.md b/docs/components.md
index 1ca6dad33c..adc12a02a0 100644
--- a/docs/components.md
+++ b/docs/components.md
@@ -140,7 +140,6 @@ The distribution offers support for the following components.
 | [host_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/hostobserver)        | [beta]    |
 | [http_forwarder](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/httpforwarderextension)      | [beta]    |
 | [k8s_observer](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/observer/k8sobserver)          | [beta]    |
-| [memory_ballast](https://github.com/open-telemetry/opentelemetry-collector/tree/main/extension/ballastextension)                    | [beta]    |
 | [oauth2client](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/oauth2clientauthextension)     | [beta]    |
 | [pprof](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/pprofextension)                       | [beta]    |
 | [smartagent](../pkg/extension/smartagentextension)                                                                                  | [beta]    |
diff --git a/go.mod b/go.mod
index 4bcfba7156..0f225c64b0 100644
--- a/go.mod
+++ b/go.mod
@@ -145,7 +145,6 @@ require (
 	go.opentelemetry.io/collector/exporter/otlpexporter v0.110.0
 	go.opentelemetry.io/collector/exporter/otlphttpexporter v0.110.0
 	go.opentelemetry.io/collector/extension v0.110.0
-	go.opentelemetry.io/collector/extension/ballastextension v0.108.1
 	go.opentelemetry.io/collector/extension/zpagesextension v0.110.0
 	go.opentelemetry.io/collector/otelcol v0.110.0
 	go.opentelemetry.io/collector/pdata v1.16.0
diff --git a/go.sum b/go.sum
index 728f19be58..dde0e929f1 100644
--- a/go.sum
+++ b/go.sum
@@ -1933,8 +1933,6 @@ go.opentelemetry.io/collector/extension v0.110.0 h1:AYFk57W25f7xOo3I6pV0rWNWVtOL
 go.opentelemetry.io/collector/extension v0.110.0/go.mod h1:zD/pw9o83SFyn/DCbBdBcH0eUPyGtYgpMSAOqotFYRc=
 go.opentelemetry.io/collector/extension/auth v0.110.0 h1:9SHC2sF/KR99LciHABDXRIsXLiujzIjTJpWHO0V8Bqg=
 go.opentelemetry.io/collector/extension/auth v0.110.0/go.mod h1:NjpHds6mjeT8Zn2KJVxZtV9c59AoIr6RlBha1RpmScQ=
-go.opentelemetry.io/collector/extension/ballastextension v0.108.1 h1:HmuvkGN2s5hnviVZ62CRM7XbGOWcVjlp3L6VOZEvaTc=
-go.opentelemetry.io/collector/extension/ballastextension v0.108.1/go.mod h1:Yu2jtjK7RD8Ie13N06rQMtGbLqWySmPEPEZoJdS9DT4=
 go.opentelemetry.io/collector/extension/experimental/storage v0.110.0 h1:G1xkNGiBkdSrdhhU5VLE9+y7sZ5fU1/CHps92KSYDLc=
 go.opentelemetry.io/collector/extension/experimental/storage v0.110.0/go.mod h1:0XFrIUcbqjsSycNI6Vu7ndMnjSkglMnD2YtUl2ZrzIU=
 go.opentelemetry.io/collector/extension/extensioncapabilities v0.110.0 h1:VVqGHUh1A5ljEoQVeMCMUs1i7oLMKRQRpLCAim4WwpU=
diff --git a/internal/components/components.go b/internal/components/components.go
index 41d213e196..f188893bb7 100644
--- a/internal/components/components.go
+++ b/internal/components/components.go
@@ -119,7 +119,6 @@ import (
 	"go.opentelemetry.io/collector/exporter/otlpexporter"
 	"go.opentelemetry.io/collector/exporter/otlphttpexporter"
 	"go.opentelemetry.io/collector/extension"
-	"go.opentelemetry.io/collector/extension/ballastextension"
 	"go.opentelemetry.io/collector/extension/zpagesextension"
 	"go.opentelemetry.io/collector/otelcol"
 	"go.opentelemetry.io/collector/processor"
@@ -144,7 +143,6 @@ func Get() (otelcol.Factories, error) {
 	var errs []error
 	extensions, err := extension.MakeFactoryMap(
 		ackextension.NewFactory(),
-		ballastextension.NewFactory(),
 		basicauthextension.NewFactory(),
 		dockerobserver.NewFactory(),
 		ecsobserver.NewFactory(),