diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index dc53347a603..a6fe04167c7 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -638,8 +638,6 @@ add_library(
   src/reshape/interleave_columns.cu
   src/reshape/tile.cu
   src/rolling/detail/optimized_unbounded_window.cpp
-  src/rolling/detail/range_following.cu
-  src/rolling/detail/range_preceding.cu
   src/rolling/detail/rolling_collect_list.cu
   src/rolling/detail/rolling_fixed_window.cu
   src/rolling/detail/rolling_variable_window.cu
diff --git a/cpp/src/rolling/detail/range_following.cu b/cpp/src/rolling/detail/range_following.cu
deleted file mode 100644
index 902a738606c..00000000000
--- a/cpp/src/rolling/detail/range_following.cu
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (c) 2025, NVIDIA CORPORATION.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-// #include "range_utils.cuh"
-
-// #include <cudf/column/column.hpp>
-// #include <cudf/column/column_view.hpp>
-// #include <cudf/detail/rolling.hpp>
-// #include <cudf/rolling.hpp>
-// #include <cudf/types.hpp>
-
-// #include <rmm/cuda_stream_view.hpp>
-// #include <rmm/resource_ref.hpp>
-
-// #include <optional>
-
-// namespace CUDF_EXPORT cudf {
-// namespace detail {
-
-// template std::unique_ptr<column> make_range_window<rolling::direction::FOLLOWING>(
-//   column_view const& orderby,
-//   std::optional<rolling::preprocessed_group_info> const& grouping,
-//   order order,
-//   null_order null_order,
-//   range_window_type window,
-//   rmm::cuda_stream_view stream,
-//   rmm::device_async_resource_ref mr);
-
-// }  // namespace detail
-// }  // namespace CUDF_EXPORT cudf
diff --git a/cpp/src/rolling/detail/range_preceding.cu b/cpp/src/rolling/detail/range_preceding.cu
deleted file mode 100644
index 4fba83d08f5..00000000000
--- a/cpp/src/rolling/detail/range_preceding.cu
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (c) 2025, NVIDIA CORPORATION.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-// #include "range_utils.cuh"
-
-// #include <cudf/column/column.hpp>
-// #include <cudf/column/column_view.hpp>
-// #include <cudf/detail/rolling.hpp>
-// #include <cudf/rolling.hpp>
-// #include <cudf/types.hpp>
-
-// #include <rmm/cuda_stream_view.hpp>
-// #include <rmm/resource_ref.hpp>
-
-// #include <optional>
-
-// namespace CUDF_EXPORT cudf {
-// namespace detail {
-
-// template std::unique_ptr<column> make_range_window<rolling::direction::PRECEDING>(
-//   column_view const& orderby,
-//   std::optional<rolling::preprocessed_group_info> const& grouping,
-//   order order,
-//   null_order null_order,
-//   range_window_type window,
-//   rmm::cuda_stream_view stream,
-//   rmm::device_async_resource_ref mr);
-
-// }  // namespace detail
-// }  // namespace CUDF_EXPORT cudf