Fits front, left or right on the following Polaris models: 2016-2025 General/General 4 models (excluding XP editions), 2015-2025 RZR S 900/Trail S, 2015-2018 RZR 4 900, 2016-2025 RZR S 1000/Trail S 1000, 2019-2021 RZR S4 1000. Features a 4140 chromoly steel bar for a higher tensile strenth and more durability. Engineered as a direct replacement, fully-assembled, and ready to install. Joints fitted with neoprene CV boots for flexibility and resistance to hot/cold temperatures. Utilizes high-performance moly grease for protection against the environment and to keep vital components lubricated. Replaces OEM # 1333263, 1333946. Inner splines: 22, Outer splines: 26, Compressed length: 692 mm. Warranty: 2 Years (excluding torn boots & use on lifted vehicles). Lift kit voids warranty, parts are not designed to be used on modified suspensions. Fits front, left or right on the following Polaris models: 2016-2025 General/General 4 models (excluding XP editions), 2015-2025 RZR S 900/Trail S, 2015-2018 RZR 4 900, 2016-2025 RZR S 1000/Trail S 1000, 2019-2021 RZR S4 1000. Features a stronger than OEM chromoly forged steel axle bar. Greased with a moly based grease to provide superior joint lubrication. Fitted with neoprene CV boots for added wear and puncture resistance. Replaces OEM # 1333263, 1333946.