diff --git a/src/layouts/quote/quote.vue b/src/layouts/quote/quote.vue
index 3c69ec53c..31309f182 100644
--- a/src/layouts/quote/quote.vue
+++ b/src/layouts/quote/quote.vue
@@ -334,7 +334,7 @@ export default {
         const oemGlassCheck = resultMap.oemGlassCheck;
         const offerOem = experimentAllowsOfferOem ? oemGlassCheck?.offerOem : false;
         const oemGlassPieceParts = oemGlassCheck?.glassPieceParts;
-        const oemGlassParts = oemGlassPieceParts ? oemGlassPieceParts[0].parts : null;
+        const oemGlassParts = (oemGlassPieceParts && oemGlassPieceParts.length > 0) ? oemGlassPieceParts[0].parts : null;
         const isOemGlassSelected = store.getters.order.isOemGlassSelected;
 
         let alternateGlassPartsForOem;