Common MistakesTo tow a trailer on a learners or restricted car licence the weight of your vehicle plus the weight of the trailer must not exceed what weight?3000kg3500kg4000kg4500kg6000kg PrevNext Report IssueThe correct answer to your question is: 4500 kilograms. Full license: 6000 kilograms; Learner or restricted license: 4500 kilograms.