diff --git a/addons/website_sale/models/sale_order.py b/addons/website_sale/models/sale_order.py
index bf20ac1814c..987bdaa6a66 100644
--- a/addons/website_sale/models/sale_order.py
+++ b/addons/website_sale/models/sale_order.py
@@ -105,7 +105,6 @@ class SaleOrder(models.Model):
             'order_id': order_id,
             'product_uom': product.uom_id.id,
             'price_unit': pu,
-            'customer_lead': product.sale_delay,
         }
 
     @api.multi
diff --git a/addons/website_sale_stock/models/sale_order.py b/addons/website_sale_stock/models/sale_order.py
index 4ac8a67a871..2896163c673 100644
--- a/addons/website_sale_stock/models/sale_order.py
+++ b/addons/website_sale_stock/models/sale_order.py
@@ -31,6 +31,13 @@ class SaleOrder(models.Model):
                         values['warning'] = self.warning_stock
         return values
 
+    @api.multi
+    def _website_product_id_change(self, order_id, product_id, qty=0):
+        res = super(SaleOrder, self)._website_product_id_change(order_id, product_id, qty=qty)
+        product = self.env['product.product'].browse(product_id)
+        res['customer_lead'] = product.sale_delay
+        return res
+
     @api.multi
     def _get_stock_warning(self, clear=True):
         self.ensure_one()