diff --git a/infra/config/generated/commit-queue.cfg b/infra/config/generated/commit-queue.cfg
index 1fc09f6..697d26a 100644
--- a/infra/config/generated/commit-queue.cfg
+++ b/infra/config/generated/commit-queue.cfg
@@ -234,6 +234,10 @@
         name: "boringssl/try/win64_rel"
       }
       builders {
+        name: "boringssl/try/win64_rust"
+        includable_only: true
+      }
+      builders {
         name: "boringssl/try/win64_sde"
         includable_only: true
       }
diff --git a/infra/config/generated/cr-buildbucket.cfg b/infra/config/generated/cr-buildbucket.cfg
index a5d0633..106c9b3 100644
--- a/infra/config/generated/cr-buildbucket.cfg
+++ b/infra/config/generated/cr-buildbucket.cfg
@@ -3894,6 +3894,37 @@
       }
     }
     builders {
+      name: "win64_rust"
+      swarming_host: "chromium-swarm.appspot.com"
+      dimensions: "cpu:x86-64"
+      dimensions: "os:Windows-10"
+      dimensions: "pool:luci.flex.try"
+      exe {
+        cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
+        cipd_version: "refs/heads/main"
+        cmd: "luciexe"
+      }
+      properties:
+        '{'
+        '  "cmake_args": {'
+        '    "RUST_BINDINGS": "x86_64-pc-windows-msvc"'
+        '  },'
+        '  "msvc_target": "x64",'
+        '  "recipe": "boringssl",'
+        '  "rust": true'
+        '}'
+      execution_timeout_secs: 1800
+      caches {
+        name: "win_toolchain"
+        path: "win_toolchain"
+      }
+      service_account: "boringssl-try-builder@chops-service-accounts.iam.gserviceaccount.com"
+      experiments {
+        key: "luci.recipes.use_python3"
+        value: 100
+      }
+    }
+    builders {
       name: "win64_sde"
       swarming_host: "chromium-swarm.appspot.com"
       dimensions: "cpu:x86-64"
diff --git a/infra/config/main.star b/infra/config/main.star
index 19921cb..506d5bc 100755
--- a/infra/config/main.star
+++ b/infra/config/main.star
@@ -1006,6 +1006,21 @@
         "msvc_target": "x64",
     },
 )
+
+# TODO(crbug.com/42290446): Verify the recipe is working, then remove this
+# testing-only builder and incorporate the Rust steps on "win64" on CQ and CI.
+cq_builder(
+    "win64_rust",
+    WIN_HOST,
+    cq_enabled = False,
+    properties = {
+        "msvc_target": "x64",
+        "cmake_args": {
+            "RUST_BINDINGS": "x86_64-pc-windows-msvc",
+        },
+        "rust": True,
+    },
+)
 both_builders(
     "win64_rel",
     WIN_HOST,