Fits rear, left & right on the following CFMOTO models: 2018-2020 ZFORCE 500 Trail & 2018-2020 ZFORCE 800 Trail (please note these will not fit 'EX' models). Features a stronger than OEM, 4140 Chromoly steel bars. Joints fitted with neoprene boots for added flexibility and resistance to hot/cold temperatures. Uses high-performance moly grease for additional protection against extreme temperatures and to keep vital components lubricated. Replaces OEM # 5BWC-280300.