This new CV axle fits front right (passenger side) on the 2002 Yamaha Grizzly 660 4x4 ATV * 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 * Compressed Length- 509.5 mm, inner Spline Count - 21, outer Spline Count - 27 * Replaces OE # 5KM-2510J-10-00, 5KM-2510F-00-00.