In Oregon, riding in pairs is: Question In Oregon, riding in pairs is: Answers Illegal. Illegal when other vehicles are near. Allowed, but not recommended. Allowed, but should only be done if there is a lot of traffic. Explanation In Oregon, it is legal for motorcycles to ride two abreast in a single lane. However, this can be unsafe and is not recommended. This questions appears in the following tests: Oregon Motorcycle Practice Test 19