diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 1b5eb623f..ef20b6cb4 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -3,7 +3,7 @@ class ApplicationController < ActionController::Base
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery except: :service_sign_in_options
 
-  include AATestable
+  include ABTestable
 
 private
 
diff --git a/app/controllers/concerns/aa_testable.rb b/app/controllers/concerns/ab_testable.rb
similarity index 92%
rename from app/controllers/concerns/aa_testable.rb
rename to app/controllers/concerns/ab_testable.rb
index 032b17b92..df3964fd9 100644
--- a/app/controllers/concerns/aa_testable.rb
+++ b/app/controllers/concerns/ab_testable.rb
@@ -1,4 +1,4 @@
-module AATestable
+module ABTestable
   RELATED_LINKS_DIMENSION = 65
 
   def self.included(base)
@@ -16,7 +16,7 @@ def related_links_variant
 
   def related_links_test
     @related_links_test ||= GovukAbTesting::AbTest.new(
-      "RelatedLinksAATest",
+      "RelatedLinksABTest1",
       dimension: RELATED_LINKS_DIMENSION,
       allowed_variants: %w(A B),
       control_variant: "A"
diff --git a/app/controllers/content_items_controller.rb b/app/controllers/content_items_controller.rb
index a3d0eb42d..0c74bb87f 100644
--- a/app/controllers/content_items_controller.rb
+++ b/app/controllers/content_items_controller.rb
@@ -56,6 +56,11 @@ def set_guide_draft_access_token
 
   def load_content_item
     content_item = Services.content_store.content_item(content_item_path)
+
+    if related_links_variant.variant?('B') && content_item.dig('links')
+      content_item['links']['ordered_related_items'] = content_item['links'].fetch('suggested_ordered_related_items', [])
+    end
+
     @content_item = PresenterBuilder.new(content_item, content_item_path).presenter
   end
 
diff --git a/test/controllers/content_items_controller_test.rb b/test/controllers/content_items_controller_test.rb
index a6481479d..bdbaf990d 100644
--- a/test/controllers/content_items_controller_test.rb
+++ b/test/controllers/content_items_controller_test.rb
@@ -3,6 +3,7 @@
 class ContentItemsControllerTest < ActionController::TestCase
   include GdsApi::TestHelpers::ContentStore
   include GdsApi::TestHelpers::Rummager
+  include GovukAbTesting::MinitestHelpers
 
   test 'routing handles paths with no format or locale' do
     assert_routing(
@@ -129,6 +130,36 @@ class ContentItemsControllerTest < ActionController::TestCase
     assert_equal content_item['title'], assigns[:content_item].title
   end
 
+  test "gets item from the content store and keeps ordered_related_items when running RelatedLinksABTest1 control variant" do
+    with_variant RelatedLinksABTest1: 'A' do
+      content_item = content_store_has_schema_example('case_study', 'case_study')
+
+      get :show, params: { path: path_for(content_item) }
+      assert_response :success
+      assert_equal content_item['links']['ordered_related_items'], assigns[:content_item].content_item['links']['ordered_related_items']
+    end
+  end
+
+  test "gets item from the content store and replaces ordered_related_items when running RelatedLinksABTest1 test variant" do
+    with_variant RelatedLinksABTest1: 'B' do
+      content_item = content_store_has_schema_example('case_study', 'case_study')
+
+      get :show, params: { path: path_for(content_item) }
+      assert_response :success
+      assert_equal assigns[:content_item].content_item['links']['ordered_related_items'], assigns[:content_item].content_item['links']['suggested_ordered_related_items']
+    end
+  end
+
+  test "gets item from the content store and replaces ordered_related_items when empty array when RelatedLinksABTest1 test variant has no suggestions" do
+    with_variant RelatedLinksABTest1: 'B' do
+      content_item = content_store_has_schema_example('guide', 'guide')
+
+      get :show, params: { path: path_for(content_item) }
+      assert_response :success
+      assert_equal [], assigns[:content_item].content_item['links']['ordered_related_items']
+    end
+  end
+
   test "sets the expiry as sent by content-store" do
     content_item = content_store_has_schema_example('coming_soon', 'coming_soon')
     content_store_has_item(content_item['base_path'], content_item, max_age: 20)
diff --git a/test/controllers/development_controller_test.rb b/test/controllers/development_controller_test.rb
index 5bc0164be..2008594cf 100644
--- a/test/controllers/development_controller_test.rb
+++ b/test/controllers/development_controller_test.rb
@@ -4,8 +4,8 @@ class DevelopmentControllerTest < ActionController::TestCase
   include GovukAbTesting::MinitestHelpers
 
   %w(A B).each do |test_variant|
-    test "RelatedLinksAATest works correctly for each variant (variant: #{test_variant})" do
-      with_variant RelatedLinksAATest: test_variant do
+    test "RelatedLinksABTest1 works correctly for each variant (variant: #{test_variant})" do
+      with_variant RelatedLinksABTest1: test_variant do
         get :index
 
         ab_test = @controller.send(:related_links_test)