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; actual product may have slight differences in color or appearance. Consider this before ordering if color or appearance is important. Color: As shown in photo Material: Plastic Package Contents: 1 x Lawn mower seat switch Note: Other products not included. Light reflection and display settings may cause slight color variations. Measurement error allowance: +/- 1-3 cm.