Fits the following Honda ATV models: 1998-2004 Foreman 450 4x4 -TRX450. 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 # 42350-HN0-A01 + 42220-HN0-A01, 42250-HN0-A01 + 42220-HN0-A01. Inner splines: 20 (both), Outer splines: 21 (both), Compressed length: L- 448 mm, R - 488 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 & right on the 1998-2004 Honda Foreman 450 TRX450 4x4 * Features stronger than OEM chromoly forged steel axle bars * Greased with a moly based grease to provide superior joint lubrication * Fitted with neoprene CV boots for added wear and puncture resistance * Compressed Length: left- 448 mm, right- 488 mm, inobard Spline Count - 20 (both), outboard Spline Count - 21 (both). * Replaces OE # 42350-HN0-A01, 42220-HN0-A01 & 42250-HN0-671, 42220-HN0-A01.