Deck Blade Spindle Belt Idler John Deere LA145 LA165 D140 D150 D160 X140 X165. Forged directly from the belief that better products for Lawn Mowers, Chainsaws, and all other Outdoor Power Equipment is possible, 8TEN Parts combines attention to detail and a “Get The Job Done Right” attitude. Our high-quality control standards and premium OEM Specification manufacturing materials has created a new standard in the OPE Replacement Parts Industry.