2024 DE CDL Practice Test: Class A - Test 3 Based on 2024 DE CDL Handbook 16. Trailers built before ______ are not required to have spring brakes. A 1987 B 1992 C 1995 D 1975 E 2011 Next More 16/29 Progress 0 Errors Restart Next Next Class A - Test 3 Back to Test List Class A - Test 2 Class A - Test 4 Challenge Library 12 More DE CDL Practice Tests 4 Class A - Test 4 5 Class A - Test 5 6 Class A - Test 6 7 Class A - Test 7 8 Class A - Test 8 9 Class B - Test 10 Class B - Test 2 11 Class B - Test 3 12 Class B - Test 4 13 Class B - Test 5
