The John Deere HXE26309 Chain Wheel is an authentic OEM replacement part designed for various John Deere agricultural machinery. This durable chain wheel ensures reliable power transmission and optimal performance in combines (S550, S650, S660, S670, S680, S690, S760, S770, S780, S785, S790, 9470STS, 9570STS, 9670STS, 9770STS, 9870STS), cotton pickers (7760, CP690), forage harvesters (8100, 8200, 8300, 8400, 8500, 8600, 8700, 8800, 9500, 9600, 9700, 9800, 9900), and sprayers (R4030, R4038, R4045). Weighing approximately 0.05 kg with dimensions of 95 mm length, 95 mm width, and 51 mm height, it is engineered to meet original equipment specifications for precise fit and long-lasting operation.