diff --git a/packages/sui-segment-wrapper/src/repositories/googleRepository.js b/packages/sui-segment-wrapper/src/repositories/googleRepository.js
index 343fb2650..1125c28bb 100644
--- a/packages/sui-segment-wrapper/src/repositories/googleRepository.js
+++ b/packages/sui-segment-wrapper/src/repositories/googleRepository.js
@@ -5,8 +5,8 @@ import {EVENTS} from '../events.js'
 import {utils} from '../middlewares/source/pageReferrer.js'
 
 const FIELDS = {
-  clientId: 'client_id',
-  sessionId: 'session_id'
+  clientId: 'clientId',
+  sessionId: 'sessionId'
 }
 
 export const DEFAULT_DATA_LAYER_NAME = 'dataLayer'
@@ -72,45 +72,32 @@ export const loadGoogleAnalytics = async () => {
 }
 
 // Trigger GA init event just once per session.
-const triggerGoogleAnalyticsInitEvent = sessionId => {
+export const triggerGoogleAnalyticsInitEvent = async () => {
   const eventName = getConfig('googleAnalyticsInitEvent') ?? DEFAULT_GA_INIT_EVENT
-  const eventPrefix = `ga_event_${eventName}_`
-  const eventKey = `${eventPrefix}${sessionId}`
+  let sessionId, isNewSession
 
   if (typeof window.gtag === 'undefined') return
 
+  try {
+    ;({sessionId, isNewSession} = (await window.__mpi.segmentWrapper.gaDataPromise) || {})
+  } catch (error) {
+    // eslint-disable-next-line no-console
+    console.log('Error retrieving GA session data:', error)
+
+    return
+  }
+
   // Check if the event has already been sent in this session.
-  if (!localStorage.getItem(eventKey)) {
+  if (isNewSession && sessionId) {
     // If not, send it.
     window.gtag('event', eventName)
-
     // eslint-disable-next-line no-console
     console.log(`Sending GA4 event "${eventName}" for the session "${sessionId}"`)
-
-    // And then save a new GA session hit in local storage.
-    localStorage.setItem(eventKey, 'true')
     dispatchEvent({eventName: EVENTS.GA4_INIT_EVENT_SENT, detail: {eventName, sessionId}})
   }
-
-  // Clean old GA sessions hits from the storage.
-  Object.keys(localStorage).forEach(key => {
-    if (key.startsWith(eventPrefix) && key !== eventKey) {
-      localStorage.removeItem(key)
-    }
-  })
 }
 
-const getGoogleField = async field => {
-  const googleAnalyticsMeasurementId = getConfig('googleAnalyticsMeasurementId')
-
-  // If `googleAnalyticsMeasurementId` is not present, don't load anything.
-  if (!googleAnalyticsMeasurementId) return Promise.resolve()
-
-  return new Promise(resolve => {
-    // If it is, get it from `gtag`.
-    window.gtag?.('get', googleAnalyticsMeasurementId, field, resolve)
-  })
-}
+const getGoogleField = async field => window.__mpi.segmentWrapper.gaDataPromise?.then(gaData => gaData[field])
 
 export const trackingTagsTypes = {
   STC: 'stc',
@@ -184,13 +171,7 @@ function readFromUtm(searchParams) {
 }
 
 export const getGoogleClientId = async () => getGoogleField(FIELDS.clientId)
-export const getGoogleSessionId = async () => {
-  const sessionId = await getGoogleField(FIELDS.sessionId)
-
-  triggerGoogleAnalyticsInitEvent(sessionId)
-
-  return sessionId
-}
+export const getGoogleSessionId = async () => getGoogleField(FIELDS.sessionId)
 
 // Unified consent state getter.
 // Returns GRANTED, DENIED or undefined (default / unknown / unavailable).
diff --git a/packages/sui-segment-wrapper/src/segmentWrapper.js b/packages/sui-segment-wrapper/src/segmentWrapper.js
index 500c04e93..cc46d97c6 100644
--- a/packages/sui-segment-wrapper/src/segmentWrapper.js
+++ b/packages/sui-segment-wrapper/src/segmentWrapper.js
@@ -8,7 +8,8 @@ import {
   getGoogleClientId,
   getGoogleSessionId,
   setGoogleUserId,
-  sendGoogleConsents
+  sendGoogleConsents,
+  triggerGoogleAnalyticsInitEvent
 } from './repositories/googleRepository.js'
 import {getXandrId} from './repositories/xandrRepository.js'
 import {getConfig} from './config.js'
@@ -70,6 +71,8 @@ const getTrackIntegrations = async ({gdprPrivacyValue, event}) => {
     console.error(error)
   }
 
+  triggerGoogleAnalyticsInitEvent()
+
   const restOfIntegrations = getRestOfIntegrations({isGdprAccepted, event})
 
   // If we don't have the user consents we remove all the integrations but Adobe Analytics nor GA4
diff --git a/packages/sui-segment-wrapper/test/segmentWrapperSpec.js b/packages/sui-segment-wrapper/test/segmentWrapperSpec.js
index 30e019a5a..d4ebf8cb5 100644
--- a/packages/sui-segment-wrapper/test/segmentWrapperSpec.js
+++ b/packages/sui-segment-wrapper/test/segmentWrapperSpec.js
@@ -835,7 +835,10 @@ describe('Segment Wrapper', function () {
       const integrations = {
         All: false,
         'Adobe Analytics': true,
-        'Google Analytics 4': true,
+        'Google Analytics 4': {
+          clientId: 'fakeClientId',
+          sessionId: 'fakeSessionId'
+        },
         Personas: false,
         Webhooks: true,
         Webhook: true
diff --git a/packages/sui-segment-wrapper/test/stubs.js b/packages/sui-segment-wrapper/test/stubs.js
index c387f2256..cdbc7a277 100644
--- a/packages/sui-segment-wrapper/test/stubs.js
+++ b/packages/sui-segment-wrapper/test/stubs.js
@@ -44,8 +44,8 @@ export const stubFetch = ({responses = [{urlRe: /^http/, fetchResponse: {}}]} =
 
 export const stubGoogleAnalytics = () => {
   const fakeFields = {
-    client_id: 'fakeClientId',
-    session_id: 'fakeSessionId'
+    clientId: 'fakeClientId',
+    sessionId: 'fakeSessionId'
   }
 
   window.gtag = (key, id, field, done) => {
@@ -57,6 +57,13 @@ export const stubGoogleAnalytics = () => {
       fakeFields[id] = field
     }
   }
+
+  window.__mpi = window.__mpi || {}
+  window.__mpi.segmentWrapper = window.__mpi.segmentWrapper || {}
+  window.__mpi.segmentWrapper.gaDataPromise = Promise.resolve({
+    clientId: fakeFields.clientId,
+    sessionId: fakeFields.sessionId
+  })
 }
 
 export const stubWindowObjects = ({borosMock = true, borosSuccess = true, isDmpAccepted = true} = {}) => {