diff --git a/wpilibc/sim/include/SpeedController.h b/wpilibc/sim/include/SpeedController.h
new file mode 100644
index 0000000..97057c3
--- /dev/null
+++ b/wpilibc/sim/include/SpeedController.h
@@ -0,0 +1,38 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2008-2017. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#pragma once
+
+#include "PIDOutput.h"
+
+namespace frc {
+
+/**
+ * Interface for speed controlling devices.
+ */
+class SpeedController : public PIDOutput {
+ public:
+  virtual ~SpeedController() = default;
+  /**
+   * Common interface for setting the speed of a speed controller.
+   *
+   * @param speed The speed to set.  Value should be between -1.0 and 1.0.
+   */
+  virtual void Set(double speed) = 0;
+  /**
+   * Common interface for getting the current set speed of a speed controller.
+   *
+   * @return The current set speed.  Value is between -1.0 and 1.0.
+   */
+  virtual double Get() const = 0;
+  /**
+   * Common interface for disabling a motor.
+   */
+  virtual void Disable() = 0;
+};
+
+}  // namespace frc