John Deere Original Equipment Belt Tensioner - RE243154

John Deere Original Equipment Belt Tensioner - RE243154 Engine Auxiliary Drive Belt Tensioner Part Specifications: Style (ALPHA) C Number of Groove (UNITY) 8 Idler Diameter (IN) 2.8504 Width (IN) 1.3110 Assembly Spring Torque (IN-LBF) 269.9478 Minimum Arm Travel - Degrees (UNITY) 74.0000 Mounting Style (ALPHA) PIN Mounting Angle (UNITY) 58.0000 Fits the following John Deere models: Tractor: 9370R, 9330, 9360R, 9430, 9430T, 9530, 9530T, 9630, 9630T. Combine: S660, S670, S7 600, S7 700, S760, S770. This is an O.E.M. John Deere part.