One New Replacement Transmission Disc for John Deere Tractor Models: 1640 (S/N 463069>), 2040S (Non Hi-Lo Shift), 2140, 2150 (S/N 495152>), 2155, 2255 (495152->), 2350 (S/N 463069>), 2350 (463069->), 2355, 2450, 2555, 2650N Outside Diameter: 12.598″ Number of Splines: 15 Splines Diameter: 1.0″ 12.598″, Organic, Spring Loaded, 15 Splines Replaces Parts: AL120011, AL36525, AL56308, AL64340, AL64340-RO, AL70016, R64340, VPG2218, 332000310, 332000321/2, 332000327