One New Aftermarket Replacement Idler Sprocket for New Holland, John Deere, Case, and Hesston Agricultural Equipment

This idler sprocket keeps roller chain drive systems properly tensioned on balers, combines, hay cutting equipment, drills, and related agricultural machinery. It is a direct-fit replacement for New Holland, John Deere (JD), Case, Case IH, and Hesston equipment that uses standard #40 roller chain drive assemblies.

Specifications

• Chain Size: #40 roller chain (1/2" pitch)
• Number of Teeth: 18
• Bore: 5/8"
• Outside Diameter: 3.14"
• Pitch Diameter: 2.879"

Compatible Models

New Holland: 166, 268, 269, 272, 273, 275, 310, 650, 660, 903, 905 and additional baler and swather models using #40 chain drive systems

John Deere: 455, 480, 483, 485 (Hay Cutting), 750, 1560, 1565, 9400 (Drills/Planters), 3950, 3955, 3970, 3975 (Pull-Type Harvesters) and additional models

Case / Case IH: 475, 555, 655, 675, 1075 (Hay Cutting), 660, 800, 960, 1010, 1060 (Combines) and additional models

Hesston: 4550, 4570, 4590 (Balers), 65SD, 6450, 8200 (Headers) and additional models

Replaces Part Number(s):

IS4018-58

New aftermarket replacement part - not remanufactured, not used.