Maxima V-Twin 100% Synthetic Engine Oil is an ester based motorcycle oil engineered and approved to be used as a multi-compartment oil for H-D V-Twin engines, transmissions and primaries.Surface-active ester technology lowers operating temperatures, reduces wear, increases film strength and offers extended protection. Maxima Sportster Gear and Chaincase Oil is a high-quality, mineral based motorcycle gear oil formulated for high-performance transmissions and primary chaincases.Extreme pressure additives and surface active chemistry protect against shock loads and allow smooth shifting under peak loads and RPMs.Ultra-clean detergents protect gears from wear, deposits and allow for trouble-free operation.Fits 86-present Sportster enginesMeets or exceeds all manufacturers specifications and will not void your new vehicle warrantyIncludes:4 quarts of Maxima V-Twin 100% Synthetic Engine Oil1 quart of Maxima V-Twin Mineral Sportster Oil1 ProFilter Wrench Removal Premium Oil Filter: Chrome (PF-170C)2 Drain Plug O-Rings