Fits rear, left & right on the following Arctic Cat ATV models: 1999-2004 250 2x4/4x4, 1998-2004 300 2x4/4x4. Features 4140 chromoly steel bars 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 # 0402-171, 0402-777, 1402-002, 1502-529, 1502-531. Compressed length - 436 mm (both). Inboard spline count - 22 (both), Outboard spline count- 21 (both). 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 rear, left & right on the following Arctic Cat ATV models: 1999-2004 250 2x4/4x4, 1998-2004 300 2x4/4x4. Features a stronger than OEM chromoly steel shaft fitted with neoprene boots filled with moly based grease for added wear and puncture resistance * Compressed Length - 436 mm (both). inobard Spline Count - 22 (both), outboard Spline Count- 21 (both) * Replaces OE # 0402-171, 0402-777, 1402-002, 1502-529, 1502-531.