Retarder Control Module is filed under Drivetrain in the Spare Auto Parts catalog. The original catalog name is “Блок управления ретардером”. Say manual or automatic, and whether the car is two-wheel or four-wheel drive. The database does not record which vehicles it fits. Send the make, model, and year, and the desk confirms the match before quoting a price.
Filed in Drivetrain. If you already know the car, start from the vehicle list and send this part name with the generation.