diff --git a/include/hexagram/telemetry/forza.h b/include/hexagram/telemetry/forza.h
new file mode 100644
index 0000000..3ac64ac
--- /dev/null
+++ b/include/hexagram/telemetry/forza.h
@@ -0,0 +1,102 @@
+#ifndef _HEXAGRAM_TELEMETRY_FORZA_H
+#define _HEXAGRAM_TELEMETRY_FORZA_H
+
+#include <inttypes.h>
+#include <hexagram/types.h>
+
+#pragma pack(push)
+#pragma pack(1)
+
+typedef struct _hexagram_telemetry_forza_car {
+    int32_t id,
+            class,
+            performance_index,
+            drivetrain_type,
+            engine_cylinders;
+} hexagram_telemetry_forza_car;
+
+typedef struct _hexagram_telemetry_forza_dash {
+    hexagram_coord position;
+
+    float speed, power, torque;
+
+    hexagram_corner tire_temp;
+
+    float boost,
+          fuel,
+          odometer;
+} hexagram_telemetry_forza_dash;
+
+typedef struct _hexagram_telemetry_forza_race {
+    float lap_best,
+          lap_last,
+          lap_current,
+          race_current;
+
+    uint16_t lap_number;
+    uint8_t race_position;
+
+    uint8_t throttle,
+            brake,
+            clutch,
+            handbrake,
+            gear;
+
+    int8_t steer,
+           normalized_driving_line,
+           normalized_ai_brake_difference;
+} hexagram_telemetry_forza_race;
+
+typedef struct _hexagram_telemetry_forza_7_race {
+    hexagram_corner tire_wear;
+    int32_t track_id;
+} hexagram_telemetry_forza_7_race;
+
+typedef struct _hexagram_telemetry_forza_packet {
+    int32_t race_on;
+    uint32_t timestamp_ms;
+
+    struct {
+        float max, idle, current;
+    } engine_rpm;
+
+    hexagram_coord acceleration,
+                   velocity,
+                   angular_velocity;
+
+    float yaw, pitch, roll;
+
+    hexagram_corner normalized_suspension_travel,
+                    tire_slip_ratio,
+                    wheel_rotation;
+
+    struct {
+        int32_t front_left, front_right, rear_left, rear_right;
+    } wheel_on_rumble_strip;
+
+    hexagram_corner wheel_in_puddle_depth,
+                    surface_rumble,
+                    tire_slip_angle,
+                    tire_combined_slip,
+                    suspension_travel;
+
+    hexagram_telemetry_forza_car car;
+
+    union {
+        struct {
+            uint8_t padding[12];
+            hexagram_telemetry_forza_dash dash;
+            hexagram_telemetry_forza_race race;
+        } fh4;
+
+        struct {
+            hexagram_telemetry_forza_dash   dash;
+            hexagram_telemetry_forza_race   race;
+            hexagram_telemetry_forza_7_race race_f7;
+        } f7;
+    };
+} hexagram_telemetry_forza_packet;
+
+#pragma pack(pop)
+
+#endif /* _HEXAGRAM_TELEMETRY_FORZA_H */