Replaces Part Number: Fits Cub Cadet: 725-04363, 72504363; Fits Delta: 6402-53, 640253; Fits John Deere: AM141767; Fits MTD: 725-04363, 72504363 Fits Models: MTD 700 series mower Fits Models: Craftsman T1000, T1100, T1200, T1300, T1500, T2800, T3200, T7800, T8400, T8600, R1500, RER1000 Fits Models: Troy-Bilt TB30, TB42, TB46, TB2246, TB2350, TB2454, CR30 Fits Models: Cub Cadet GT1054, GT2000, GT2042, GT2050, GT2100, GT2148, GTX1054, GTX2000, GTX2154, i1042, i1046, i1050, LGT1050, LGT1054, LGTX1050, LGTX1054 Interlock switch 725-04363 disables the ignition system if it detects the lawn tractor is started or running in unsafe operating conditions. When installing, do so in a well-lit and ventilated area, and take proper safety precautions such as wearing work gloves. Note: Installation guide not included. Professional installation is recommended. Please verify compatibility to ensure the item meets your needs. Product updates may occur. The actual product may have slight variations in color or appearance. Please consider this before ordering if color or appearance is critical. Color: As shown in photo Material: Plastic Package Contents: 1 x Lawn mower seat switch Only the above package content is included; other items are not. Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error is +/- 1-3 cm.