Superflex Rear Lower Trailing Arm Kit of 2 (2221) 40.5mm OD Bush with 2 (1907) 12.1mm ID x 48mm long Stainless Steel Tubes & 2 (2223) 40.5mm OD Bush with 2 (0823) 12.1mm ID x 55mm long Stainless Steel Tubes, 1968 - 72, 124 **it appears rear arms can use different combinations of bushes & tubes, please check kit contents carefully & order loose options if required