V-twin cruiser motorcycle parked on the shoulder of a desert highway at sunset, a common AMSOIL motorcycle oil application

AMSOIL Motorcycle Oil

Wet-clutch safe, JASO-rated synthetic motorcycle oil for Harley-Davidson V-twins, metric street bikes, adventure bikes, and dirt bikes, plus primary and transmission fluids.

AMSOIL motorcycle oil

Buy AMSOIL motorcycle oil for Harley-Davidson V-Twin, metric street, adventure, and dual-sport motorcycles. The Synthetic V-Twin 20W-50 and Metric 10W-40 carry JASO MA/MA2 wet-clutch ratings, with primary fluid and transmission fluid available for V-Twin builds.

Buy online, or save up to 25 percent on every order by joining the AMSOIL Preferred Customer program for $20 USD per year. To confirm compatibility and viscosity before you order, use the AMSOIL online lookup guide. For local pickup, the where to buy AMSOIL guide covers the AMSOIL Dealer locator and how to find AMSOIL near you.

Order AMSOIL Motorcycle Oil Online

Add an AMSOIL Preferred Customer membership to the same cart to unlock up to 25% off qualifying products. Existing members can sign in, and qualifying orders currently over $100 can ship free.

V-Twin motorcycle oil

100% synthetic oils engineered for Harley-Davidson, Indian, and other V-Twin engines, with the popular 20W-50 formula leading the lineup.

AMSOIL 20W-50 100% Synthetic V-Twin Motorcycle Oil staged in a motorcycle workshop

AMSOIL 20W-50 100% Synthetic V-Twin Motorcycle Oil

AMSOIL Motorcycle Oil

Popular SAE 20W-50 synthetic for Harley-Davidson and Buell V-twins, plus other domestic and import motorcycles that call for a 20W-50 grade in the engine.

AMSOIL 20W-40 100% Synthetic V-Twin Motorcycle Oil staged in a motorcycle workshop

AMSOIL 20W-40 100% Synthetic V-Twin Motorcycle Oil

AMSOIL Motorcycle Oil

Popular SAE 20W-40 synthetic for Victory and Indian V-twins and other motorcycles whose owner manuals call for a 20W-40 motorcycle oil.

AMSOIL 15W-60 100% Synthetic V-Twin Motorcycle Oil staged in a motorcycle workshop

AMSOIL 15W-60 100% Synthetic V-Twin Motorcycle Oil

AMSOIL Motorcycle Oil

Popular extra-wide-range SAE 15W-60 synthetic developed for use in Victory and Indian motorcycles, and for other high-output V-twin builds.

AMSOIL SAE 60 100% Synthetic V-Twin Motorcycle Oil staged in a motorcycle workshop

AMSOIL SAE 60 100% Synthetic V-Twin Motorcycle Oil

AMSOIL Motorcycle Oil

AMSOIL SAE 60 100% Synthetic V-Twin Motorcycle Oil, an AMSOIL synthetic motorcycle oil stocked through the AMSOIL catalog for compatible applications.

AMSOIL 100% Synthetic V-Twin Primary Fluid staged in a motorcycle workshop

AMSOIL 100% Synthetic V-Twin Primary Fluid

AMSOIL Motorcycle Oil

Popular synthetic primary chaincase lubricant for Harley-Davidson Big Twin and Sportster models, Triumph V-twins.

V-Twin oil change kits

Complete 20W-50 oil change kits with your choice of black or chrome AMSOIL Ea oil filter.

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 4 Quarts with Black Filter staged in a motorcycle workshop

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 4 Quarts with Black Filter

AMSOIL Motorcycle Oil

The AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit, with Black Filter (HDBK) is a single-package oil change for most 1999-2016 Harley-Davidson Big Twin.

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 4 Quarts with Chrome Filter staged in a motorcycle workshop

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 4 Quarts with Chrome Filter

AMSOIL Motorcycle Oil

The AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit, with Chrome Filter (HDCK) is a single-package oil change for most 1999-2016 Harley-Davidson Big Twin.

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 5 Quarts with Black Filter staged in a motorcycle workshop

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 5 Quarts with Black Filter

AMSOIL Motorcycle Oil

The AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit, with Black Filter (HDMB) is a single-package oil change for most 1999-2016 Harley-Davidson Big Twin.

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 5 Quarts with Chrome Filter staged in a motorcycle workshop

AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit - 5 Quarts with Chrome Filter

AMSOIL Motorcycle Oil

The AMSOIL 20W-50 Synthetic V-Twin Oil Change Kit, with Chrome Filter (HDMC) is a single-package oil change for most 1999-2016 Harley-Davidson Big Twin.

Metric motorcycle oil

Synthetic motorcycle oil for Honda, Yamaha, Kawasaki, Suzuki, BMW, KTM, Ducati, Triumph, and other metric sport, cruiser, and touring bikes.

AMSOIL 5W-40 100% Synthetic Metric Motorcycle Oil staged in a sportbike service garage

AMSOIL 5W-40 100% Synthetic Metric Motorcycle Oil

AMSOIL Motorcycle Oil

Popular SAE 5W-40 wet-clutch motorcycle oil for European-spec metric bikes. The synthetic formulation is engineered for Aprilia, Benelli, BMW, Can-Am.

AMSOIL 10W-30 100% Synthetic Metric Motorcycle Oil staged in a sportbike service garage

AMSOIL 10W-30 100% Synthetic Metric Motorcycle Oil

AMSOIL Motorcycle Oil

/MA2 four-stroke motorcycle oil engineered for shared-sump engines, transmissions, and wet clutches on Honda, Kawasaki, Suzuki, Yamaha.

AMSOIL 10W-40 100% Synthetic Metric Motorcycle Oil staged in a sportbike service garage

AMSOIL 10W-40 100% Synthetic Metric Motorcycle Oil

AMSOIL Motorcycle Oil

Popular SAE 10W-40 synthetic for four-stroke metric sport bikes, cruisers, touring, and adventure motorcycles that share a single sump for the engine.

AMSOIL 15W-50 100% Synthetic Metric Motorcycle Oil staged in a sportbike service garage

AMSOIL 15W-50 100% Synthetic Metric Motorcycle Oil

AMSOIL Motorcycle Oil

Popular SAE 15W-50 synthetic motorcycle oil for four-stroke metric sport bikes, adventure bikes, touring bikes.

Dirt bike oil

100% synthetic four-stroke dirt bike oil that resists shear, protects clutches, and stands up to high-rpm off-road riding.

AMSOIL 10W-40 100% Synthetic Dirt Bike Oil staged in a motocross pit area

AMSOIL 10W-40 100% Synthetic Dirt Bike Oil

AMSOIL Motorcycle Oil

Four-stroke motorcycle oil engineered for hard-launched motocross, enduro, and trail bikes that demand consistent clutch engagement.

AMSOIL 10W-50 100% Synthetic Dirt Bike Oil staged in a motocross pit area

AMSOIL 10W-50 100% Synthetic Dirt Bike Oil

AMSOIL Motorcycle Oil

Heavier, shear-stable grade in the AMSOIL Synthetic Dirt Bike Oil family, engineered for big-bore four-stroke motocross, enduro.

AMSOIL 10W-60 100% Synthetic Dirt Bike Oil staged in a motocross pit area

AMSOIL 10W-60 100% Synthetic Dirt Bike Oil

AMSOIL Motorcycle Oil

Heaviest grade in the AMSOIL Synthetic Dirt Bike Oil family, a wet-clutch four-stroke motorcycle oil engineered for KTM.

Scooter oil

Synthetic four-stroke scooter oil for high-revving engines and stop-and-go riding.

AMSOIL Formula 4-Stroke 100% Synthetic Scooter Oil staged in an outdoor power equipment shop

AMSOIL Formula 4-StrokeĀ® 100% Synthetic Scooter Oil

AMSOIL 4-Stroke Oil

Fully synthetic SAE 10W-40 lubricant engineered for the special demands of air- and water-cooled four-stroke motorized scooter engines, transmissions.