AL29645 Tractor Brake Disc Fits John Deere 2240 1830 2030 2130 2040 1030 1130 +One New Aftermarket Replacement Brake Disc Fits John Deere Tractors This brake disc with internal splines is a direct replacement for the wet disc brake system used across a wide range of Fits John Deere (Fits JD) 30, 40, 50, 55, and 150 250 350 550 Series tractors. The disc engages the brake housing to provide stopping power and is subject to wear over time, making periodic replacement essential for safe operation. Specifications Outside Diameter: 12