John Deere: LX172, LX173, LX176, LX178, LX186 and LX188 Lawn Tractors - PC2317. (1) Drive Belt replaces M110978 -Belt Type: Covered, Width: 1/2", Length: 102-1/4". (1) V-Idler replaces AM115460 -Height: 3/4", ID: 13/32", OD: 2-7/8", Plastic.
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