diff --git a/typo3/sysext/backend/Classes/Toolbar/ClearCacheToolbarItem.php b/typo3/sysext/backend/Classes/Toolbar/ClearCacheToolbarItem.php
index 3ea426e3d3448dcb066a972e8277858860401cf0..3d2f0ec304da9ecdf11c9ad04c7820c004e59086 100644
--- a/typo3/sysext/backend/Classes/Toolbar/ClearCacheToolbarItem.php
+++ b/typo3/sysext/backend/Classes/Toolbar/ClearCacheToolbarItem.php
@@ -100,7 +100,9 @@ class ClearCacheToolbarItem implements ToolbarItemHookInterface {
 		// Clearing of system cache (core cache, class cache etc)
 		// is only shown explicitly if activated for a BE-user (not activated for admins by default)
 		// or if the system runs in development mode
-		if ($backendUser->getTSConfigVal('options.clearCache.system') || GeneralUtility::getApplicationContext()->isDevelopment()) {
+		// or if $GLOBALS['TYPO3_CONF_VARS']['SYS']['clearCacheSystem'] is set (only for admins)
+		if ($backendUser->getTSConfigVal('options.clearCache.system') || GeneralUtility::getApplicationContext()->isDevelopment()
+			|| ((bool) $GLOBALS['TYPO3_CONF_VARS']['SYS']['clearCacheSystem'] === TRUE && $backendUser->isAdmin())) {
 			$this->cacheActions[] = array(
 				'id' => 'system',
 				'title' => $GLOBALS['LANG']->sL('LLL:EXT:lang/locallang_core.xlf:flushSystemCachesTitle', TRUE),
diff --git a/typo3/sysext/core/Classes/DataHandling/DataHandler.php b/typo3/sysext/core/Classes/DataHandling/DataHandler.php
index b7f5284c70c37878f55afed8ed213659bfc39dc7..41f93e2fb11159fb704cf02f2f4800ca63d9338a 100644
--- a/typo3/sysext/core/Classes/DataHandling/DataHandler.php
+++ b/typo3/sysext/core/Classes/DataHandling/DataHandler.php
@@ -7166,7 +7166,8 @@ class DataHandler {
 				break;
 			case 'temp_cached':
 			case 'system':
-				if ($this->admin || $this->BE_USER->getTSConfigVal('options.clearCache.system')) {
+				if ($this->admin || $this->BE_USER->getTSConfigVal('options.clearCache.system')
+					|| ((bool) $GLOBALS['TYPO3_CONF_VARS']['SYS']['clearCacheSystem'] === TRUE && $this->admin)) {
 					GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Cache\\CacheManager')->flushCachesInGroup('system');
 				}
 				break;
diff --git a/typo3/sysext/core/Configuration/DefaultConfiguration.php b/typo3/sysext/core/Configuration/DefaultConfiguration.php
index 0d6556a565ce138abff192c2e4cf5288ea0d4586..86abdeab99f1a5bf3fc612be4d22367a54a40449 100644
--- a/typo3/sysext/core/Configuration/DefaultConfiguration.php
+++ b/typo3/sysext/core/Configuration/DefaultConfiguration.php
@@ -256,6 +256,7 @@ return array(
 			)
 		),
 		'isInitialInstallationInProgress' => FALSE,		// Boolean: If TRUE, the installation is 'in progress'. This value is handled within the install tool step installer internally.
+		'clearCacheSystem' => FALSE,		// Boolean: If set, the toolbar menu entry for clearing system caches (core cache, class cache, etc.) is visible for admin users.
 	),
 	'EXT' => array( // Options related to the Extension Management
 		'allowGlobalInstall' => FALSE,		// Boolean: If set, global extensions in typo3/ext/ are allowed to be installed, updated and deleted etc.
diff --git a/typo3/sysext/install/Classes/Configuration/Context/CustomPreset.php b/typo3/sysext/install/Classes/Configuration/Context/CustomPreset.php
index a7c24466d736c60bb222a524856a344aeadc9cbb..351a413ea9b7ee3ec4f4759586b824728caef2d7 100644
--- a/typo3/sysext/install/Classes/Configuration/Context/CustomPreset.php
+++ b/typo3/sysext/install/Classes/Configuration/Context/CustomPreset.php
@@ -42,5 +42,6 @@ class CustomPreset extends Configuration\AbstractCustomPreset implements Configu
 		'SYS/enableDeprecationLog' => '',
 		'SYS/sqlDebug' => '',
 		'SYS/systemLogLevel' => '',
+		'SYS/clearCacheSystem' => '',
 	);
 }
diff --git a/typo3/sysext/install/Classes/Configuration/Context/DevelopmentPreset.php b/typo3/sysext/install/Classes/Configuration/Context/DevelopmentPreset.php
index 2a8bce66ce948621d217c3053765b1e29de43689..000608f6c38642088da758065dbddd2ffd0e7c3b 100644
--- a/typo3/sysext/install/Classes/Configuration/Context/DevelopmentPreset.php
+++ b/typo3/sysext/install/Classes/Configuration/Context/DevelopmentPreset.php
@@ -54,6 +54,7 @@ class DevelopmentPreset extends Configuration\AbstractPreset {
 		'SYS/systemLogLevel' => 0,
 		// E_WARNING | E_RECOVERABLE_ERROR | E_DEPRECATED | E_USER_DEPRECATED
 		'SYS/exceptionalErrors' => 28674,
+		'SYS/clearCacheSystem' => TRUE,
 	);
 
 	/**
diff --git a/typo3/sysext/install/Classes/Configuration/Context/ProductionPreset.php b/typo3/sysext/install/Classes/Configuration/Context/ProductionPreset.php
index 7b79153531ecf65aee5d3a202ab7d11a540f44b3..6a7332f8e5af1b56737538c60182ca8f3e035a4f 100644
--- a/typo3/sysext/install/Classes/Configuration/Context/ProductionPreset.php
+++ b/typo3/sysext/install/Classes/Configuration/Context/ProductionPreset.php
@@ -52,6 +52,7 @@ class ProductionPreset extends Configuration\AbstractPreset {
 		'SYS/enableDeprecationLog' => FALSE,
 		'SYS/sqlDebug' => 0,
 		'SYS/systemLogLevel' => 2,
+		'SYS/clearCacheSystem' => FALSE,
 	);
 
 	/**