RYF 500270 - Dished Washer for Radius Arm Rear Bush Range-Rover 'Classic' and 90/110 Defender £3.30 Quantity: at £3.30 each Out of Stock Out of stock. Dished Washer for Radius Arm Rear Bush Suitable only for: Range-Rover 'Classic' from November 1985 onwards. 110 Defender. 90 Defender. Discovery Series 1 1 off fitted per Radius Arm, 2 off fitted per vehicle. Part number supercedes NRC 4515.