diff --git a/Configuration/PyReleaseValidation/python/relval_2026.py b/Configuration/PyReleaseValidation/python/relval_2026.py
index 74f53a88a7c5e..c524e3676f111 100644
--- a/Configuration/PyReleaseValidation/python/relval_2026.py
+++ b/Configuration/PyReleaseValidation/python/relval_2026.py
@@ -26,6 +26,7 @@
 numWFIB.extend([24834.0,24834.911,24834.103]) #2026D98 DDD XML, DD4hep XML, aging
 numWFIB.extend([25061.97]) #2026D98 premixing stage1 (NuGun+PU)
 numWFIB.extend([24834.702]) #2026D98 mkFit tracking (initialStep)
+numWFIB.extend([24834.703,24834.704]) #2026D98 LST tracking (initialStep+HighPtTripletStep only): CPU, GPU
 numWFIB.extend([24834.5,24834.9]) #2026D98 pixelTrackingOnly, vector hits
 numWFIB.extend([24834.501,24834.502]) #2026D98 Patatrack local reconstruction on CPU, Patatrack local reconstruction on GPU
 numWFIB.extend([25034.99,25034.999]) #2026D98 premixing combined stage1+stage2 (ttbar+PU200, ttbar+PU50 for PR test)
diff --git a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
index a5b2fa489346a..2fe22e83b6dfb 100644
--- a/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
+++ b/Configuration/PyReleaseValidation/python/upgradeWorkflowComponents.py
@@ -485,6 +485,70 @@ def condition_(self, fragment, stepList, key, hasHarvest):
     '--procModifiers': 'trackingMkFitCommon,trackingMkFitInitialStep'
 }
 
+# LST on CPU, initialStep+highPtTripletStep-only tracking-only
+class UpgradeWorkflow_lstOnCPUIters01TrackingOnly(UpgradeWorkflowTracking):
+    def setup__(self, step, stepName, stepDict, k, properties):
+        if 'Reco' in step: stepDict[stepName][k] = merge([self.step3, stepDict[step][k]])
+        elif 'HARVEST' in step: stepDict[stepName][k] = merge([{'-s': 'HARVESTING:@trackingOnlyValidation+@trackingOnlyDQM'}, stepDict[step][k]])
+        elif 'ALCA' in step: stepDict[stepName][k] = None
+    def condition_(self, fragment, stepList, key, hasHarvest):
+        return ('2026' in key)
+upgradeWFs['lstOnCPUIters01TrackingOnly'] = UpgradeWorkflow_lstOnCPUIters01TrackingOnly(
+    steps = [
+        'Reco',
+        'RecoFakeHLT',
+        'HARVEST',
+        'HARVESTFakeHLT',
+        'RecoGlobal',
+        'HARVESTGlobal',
+        'RecoNano',
+        'RecoNanoFakeHLT',
+        'HARVESTNano',
+        'HARVESTNanoFakeHLT',
+        # Add ALCA steps explicitly, so that they can be properly removed
+        'ALCA',
+        'ALCAPhase2'
+    ],
+    PU = [],
+    suffix = '_lstOnCPUIters01TrackingOnly',
+    offset = 0.703,
+)
+upgradeWFs['lstOnCPUIters01TrackingOnly'].step3 = upgradeWFs['trackingOnly'].step3 | {
+    '--procModifiers': 'trackingIters01,trackingLST'
+}
+
+# LST on GPU, initialStep+highPtTripletStep-only tracking-only
+class UpgradeWorkflow_lstOnGPUIters01TrackingOnly(UpgradeWorkflowTracking):
+    def setup__(self, step, stepName, stepDict, k, properties):
+        if 'Reco' in step: stepDict[stepName][k] = merge([self.step3, stepDict[step][k]])
+        elif 'HARVEST' in step: stepDict[stepName][k] = merge([{'-s': 'HARVESTING:@trackingOnlyValidation+@trackingOnlyDQM'}, stepDict[step][k]])
+        elif 'ALCA' in step: stepDict[stepName][k] = None
+    def condition_(self, fragment, stepList, key, hasHarvest):
+        return ('2026' in key)
+upgradeWFs['lstOnGPUIters01TrackingOnly'] = UpgradeWorkflow_lstOnGPUIters01TrackingOnly(
+    steps = [
+        'Reco',
+        'RecoFakeHLT',
+        'HARVEST',
+        'HARVESTFakeHLT',
+        'RecoGlobal',
+        'HARVESTGlobal',
+        'RecoNano',
+        'RecoNanoFakeHLT',
+        'HARVESTNano',
+        'HARVESTNanoFakeHLT',
+        # Add ALCA steps explicitly, so that they can be properly removed
+        'ALCA',
+        'ALCAPhase2'
+    ],
+    PU = [],
+    suffix = '_lstOnGPUIters01TrackingOnly',
+    offset = 0.704,
+)
+upgradeWFs['lstOnGPUIters01TrackingOnly'].step3 = upgradeWFs['trackingOnly'].step3 | {
+    '--procModifiers': 'gpu,trackingIters01,trackingLST'
+}
+
 #DeepCore seeding for JetCore iteration workflow
 class UpgradeWorkflow_seedingDeepCore(UpgradeWorkflow):
     def setup_(self, step, stepName, stepDict, k, properties):