diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 77c4aa6..d8d3f87 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -188,3 +188,9 @@
    bug: "305049544"
 }
 
+flag {
+   name: "fast_unlock_transition"
+   namespace: "systemui"
+   description: "Faster wallpaper unlock transition"
+   bug: "298186160"
+}
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
index c8c06ae..01ba0d2 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
@@ -41,6 +41,7 @@
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.flags.FeatureFlags
 import com.android.systemui.flags.Flags
+import com.android.systemui.Flags.fastUnlockTransition
 import com.android.systemui.plugins.BcSmartspaceDataPlugin
 import com.android.systemui.shared.recents.utilities.Utilities
 import com.android.systemui.shared.system.ActivityManagerWrapper
@@ -98,7 +99,8 @@
  * from a tap on the unlock icon, or from the bouncer. This is not relevant if the lockscreen is
  * swiped away via a touch gesture, or when it's flinging expanded/collapsed after a swipe.
  */
-const val UNLOCK_ANIMATION_DURATION_MS = 200L
+const val LEGACY_UNLOCK_ANIMATION_DURATION_MS = 200L
+const val UNLOCK_ANIMATION_DURATION_MS = 167L
 
 /**
  * How long the in-window launcher icon animation takes. This is used if the launcher is underneath
@@ -112,19 +114,22 @@
 /**
  * How long to wait for the shade to get out of the way before starting the canned unlock animation.
  */
-const val CANNED_UNLOCK_START_DELAY = 100L
+const val LEGACY_CANNED_UNLOCK_START_DELAY = 100L
+const val CANNED_UNLOCK_START_DELAY = 67L
 
 /**
  * Duration for the alpha animation on the surface behind. This plays to fade in the surface during
  * a swipe to unlock (and to fade it back out if the swipe is cancelled).
  */
-const val SURFACE_BEHIND_SWIPE_FADE_DURATION_MS = 175L
+const val LEGACY_SURFACE_BEHIND_SWIPE_FADE_DURATION_MS = 175L
+const val SURFACE_BEHIND_FADE_OUT_DURATION_MS = 83L
 
 /**
  * Start delay for the surface behind animation, used so that the lockscreen can get out of the way
  * before the surface begins appearing.
  */
-const val UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS = 75L
+const val LEGACY_UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS = 75L
+const val SURFACE_BEHIND_FADE_OUT_START_DELAY_MS = 0L
 
 /**
  * Initiates, controls, and ends the keyguard unlock animation.
@@ -327,7 +332,7 @@
 
     init {
         with(surfaceBehindAlphaAnimator) {
-            duration = SURFACE_BEHIND_SWIPE_FADE_DURATION_MS
+            duration = surfaceBehindFadeOutDurationMs()
             interpolator = Interpolators.LINEAR
             addUpdateListener { valueAnimator: ValueAnimator ->
                 surfaceBehindAlpha = valueAnimator.animatedValue as Float
@@ -355,8 +360,10 @@
         }
 
         with(wallpaperCannedUnlockAnimator) {
-            duration = LAUNCHER_ICONS_ANIMATION_DURATION_MS
-            interpolator = Interpolators.ALPHA_OUT
+            duration = if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+                    else LAUNCHER_ICONS_ANIMATION_DURATION_MS
+            interpolator = if (fastUnlockTransition()) Interpolators.LINEAR
+                    else Interpolators.ALPHA_OUT
             addUpdateListener { valueAnimator: ValueAnimator ->
                 setWallpaperAppearAmount(valueAnimator.animatedValue as Float)
             }
@@ -370,8 +377,8 @@
         }
 
         with(surfaceBehindEntryAnimator) {
-            duration = UNLOCK_ANIMATION_DURATION_MS
-            startDelay = UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS
+            duration = unlockAnimationDurationMs()
+            startDelay = surfaceBehindFadeOutStartDelayMs()
             interpolator = Interpolators.TOUCH_RESPONSE
             addUpdateListener { valueAnimator: ValueAnimator ->
                 surfaceBehindAlpha = valueAnimator.animatedValue as Float
@@ -573,7 +580,7 @@
                 try {
                     launcherUnlockController?.playUnlockAnimation(
                             true,
-                            UNLOCK_ANIMATION_DURATION_MS + CANNED_UNLOCK_START_DELAY,
+                            unlockAnimationDurationMs() + cannedUnlockStartDelayMs(),
                             0 /* startDelay */)
                 } catch (e: DeadObjectException) {
                     // Hello! If you are here investigating a bug where Launcher is blank (no icons)
@@ -602,12 +609,15 @@
         // Notify if waking from AOD only
         val isWakeAndUnlockNotFromDream = biometricUnlockControllerLazy.get().isWakeAndUnlock &&
             biometricUnlockControllerLazy.get().mode != MODE_WAKE_AND_UNLOCK_FROM_DREAM
+
+        val duration = if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+                else LAUNCHER_ICONS_ANIMATION_DURATION_MS
         listeners.forEach {
             it.onUnlockAnimationStarted(
                 playingCannedUnlockAnimation /* playingCannedAnimation */,
                 isWakeAndUnlockNotFromDream /* isWakeAndUnlockNotFromDream */,
-                CANNED_UNLOCK_START_DELAY /* unlockStartDelay */,
-                LAUNCHER_ICONS_ANIMATION_DURATION_MS /* unlockAnimationDuration */) }
+                cannedUnlockStartDelayMs() /* unlockStartDelay */,
+                duration /* unlockAnimationDuration */) }
 
         // Finish the keyguard remote animation if the dismiss amount has crossed the threshold.
         // Check it here in case there is no more change to the dismiss amount after the last change
@@ -675,7 +685,7 @@
             launcherUnlockController?.playUnlockAnimation(
                     true /* unlocked */,
                     LAUNCHER_ICONS_ANIMATION_DURATION_MS /* duration */,
-                    CANNED_UNLOCK_START_DELAY /* startDelay */)
+                    cannedUnlockStartDelayMs() /* startDelay */)
         } catch (e: DeadObjectException) {
             // Hello! If you are here investigating a bug where Launcher is blank (no icons)
             // then the below assumption about Launcher's destruction was incorrect. This
@@ -696,9 +706,10 @@
             lockscreenSmartspace?.visibility = View.INVISIBLE
         }
 
-        // As soon as the shade has animated out of the way, start the canned unlock animation,
+        // As soon as the shade starts animating out of the way, start the canned unlock animation,
         // which will finish keyguard exit when it completes. The in-window animations in the
         // Launcher window will end on their own.
+        if (fastUnlockTransition()) hideKeyguardViewAfterRemoteAnimation()
         handler.postDelayed({
             if (keyguardViewMediator.get().isShowingAndNotOccluded &&
                 !keyguardStateController.isKeyguardGoingAway) {
@@ -709,12 +720,12 @@
 
             if ((wallpaperTargets?.isNotEmpty() == true)) {
                 fadeInWallpaper()
-                hideKeyguardViewAfterRemoteAnimation()
+                if (!fastUnlockTransition()) hideKeyguardViewAfterRemoteAnimation()
             } else {
                 keyguardViewMediator.get().exitKeyguardAndFinishSurfaceBehindRemoteAnimation(
                     false /* cancelled */)
             }
-        }, CANNED_UNLOCK_START_DELAY)
+        }, cannedUnlockStartDelayMs())
     }
 
     /**
@@ -1130,6 +1141,43 @@
                 ?: false
     }
 
+    /**
+     * Temporary method for b/298186160
+     * TODO (b/298186160) replace references with the constant itself when flag is removed
+     */
+    private fun cannedUnlockStartDelayMs(): Long {
+        return if (fastUnlockTransition()) CANNED_UNLOCK_START_DELAY
+                else LEGACY_CANNED_UNLOCK_START_DELAY
+    }
+
+    /**
+     * Temporary method for b/298186160
+     * TODO (b/298186160) replace references with the constant itself when flag is removed
+     */
+    private fun unlockAnimationDurationMs(): Long {
+        return if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+                else LEGACY_UNLOCK_ANIMATION_DURATION_MS
+    }
+
+    /**
+     * Temporary method for b/298186160
+     * TODO (b/298186160) replace references with the constant itself when flag is removed
+     */
+    private fun surfaceBehindFadeOutDurationMs(): Long {
+        return if (fastUnlockTransition()) SURFACE_BEHIND_FADE_OUT_DURATION_MS
+                else LEGACY_SURFACE_BEHIND_SWIPE_FADE_DURATION_MS
+    }
+
+    /**
+     * Temporary method for b/298186160
+     * TODO (b/298186160) replace references with the constant itself when flag is removed
+     */
+    private fun surfaceBehindFadeOutStartDelayMs(): Long {
+        return if (fastUnlockTransition()) SURFACE_BEHIND_FADE_OUT_START_DELAY_MS
+                else LEGACY_UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS
+    }
+
+
     companion object {
 
         fun isFoldable(context: Context): Boolean {