Fits the Following John Deere 42 Lawn Tractor Model with 42C Deck. S130 (100 Series) Lawn and Garden Tractor. Includes the Following Parts. (2) Spindle Assemblies (With Hardware) – Replaces John Deere AM137483 (2) Spindle Pulleys – Replaces John Deere GX21381 (2) 21-3/8 Blades – Replaces John Deere GX22151, AM141033, GY20850, UC21583 (1) Idler Pulley – Replaces John Deere AUC17621 (1) Idler Pulley – Replaces John Deere AUC17621 (1) Deck Belt – Replaces John Deere GX25232.