Independent Authorized AMSOIL Dealer
AMSOIL Motorcycle Oil, Filters & Maintenance
Match oil, filters and fluids to your motorcycle first, or browse the motorcycle types below when you already know what you ride.
You’ll complete your purchase on AMSOIL.com.
Choose your ride type
Pick your ride type, then confirm fitment in the lookup guide before ordering model-specific items.
V-Twin
Start with V-Twin oil, primary fluid, transmission fluid and lookup-backed oil change kits.
Browse V-Twin Products
Street & Adventure
Find metric motorcycle oils for four-stroke street, sport, touring and adventure bikes.
Browse Street & Adventure Products
Dirt & Off-Road
Find four-stroke dirt bike oil, transmission fluid and two-stroke oil support.
Browse Dirt Bike Products
Scooter
Start here for four-stroke scooter oil, then confirm the exact recommendation by model.
Browse Scooter OilV-Twin motorcycles V-Twin oil and service products Start here for V-Twin oil, primary fluid, transmission fluid and complete oil-change kit guidance.
Working on a Harley-Davidson? Use the official oil chart as an additional application resource.View Harley-Davidson Oil Chart
Fitment required
V-Twin oil change kits
Use the lookup guide to match the correct kit, oil, filter and service parts to your year, make and model.
Find a V-Twin Kit
AMSOIL 20W-50 Synthetic V-Twin Motorcycle Oil
Start here if your V-Twin motorcycle specifies 20W-50. Confirm the exact recommendation before ordering.
View Product
AMSOIL Synthetic V-Twin Primary Fluid
Use when the lookup guide or owner manual specifies a dedicated primary fluid.
View Product
AMSOIL Synthetic V-Twin Transmission Fluid
Use when the motorcycle has a separate transmission sump and this fluid is specified.
View Product
Confirm fluid grade
AMSOIL Shock Therapy #5 Light & #10 Medium Suspension Fluids
For motorcycle forks and shocks when the manufacturer or service information calls for compatible suspension fluid. Confirm whether #5 Light or #10 Medium is required before service.
Browse Suspension Fluids
AMSOIL 20W-40 Synthetic V-Twin Motorcycle Oil
A V-Twin viscosity option for applications that specify 20W-40 motorcycle oil.
View Product
AMSOIL 15W-60 Synthetic V-Twin Motorcycle Oil
A heavier V-Twin viscosity option for applications that specify 15W-60 motorcycle oil.
View Product
AMSOIL SAE 60 Synthetic V-Twin Motorcycle Oil
A straight-weight V-Twin oil option for motorcycles that specify SAE 60.
View ProductFor V-Twin bikes, use the lookup guide before choosing a kit or combining engine, primary and transmission products.
Street and adventure motorcycles Street, sport, touring and adventure oils Use this section if you ride a four-stroke metric motorcycle and want to compare common motorcycle-oil viscosities.
AMSOIL 10W-40 Synthetic Metric Motorcycle Oil
A common metric motorcycle oil starting point for bikes that specify 10W-40.
View Product
AMSOIL 10W-30 Synthetic Metric Motorcycle Oil
Use when the lookup guide or owner manual specifies 10W-30 metric motorcycle oil.
View Product
AMSOIL 15W-50 Synthetic Metric Motorcycle Oil
Use when your motorcycle specifies a 15W-50 metric motorcycle oil.
View Product
AMSOIL 5W-40 Synthetic Metric Motorcycle Oil
Use when the application specifies 5W-40 metric motorcycle oil.
View Product
Fitment required
AMSOIL 10W-50 100% Synthetic Motorcycle Oil
A current Street & Adventure option for motorcycles that specify 10W-50. Confirm the exact recommendation before ordering.
View Product
Confirm fluid grade
AMSOIL Shock Therapy #5 Light & #10 Medium Suspension Fluids
For motorcycle forks and shocks when the manufacturer or service information calls for compatible suspension fluid. Confirm whether #5 Light or #10 Medium is required before service.
Browse Suspension FluidsIf the bike has shared engine, gearbox or clutch requirements, confirm the AMSOIL recommendation before ordering.
Dirt and off-road motorcycles Dirt bike and off-road products Use this section for four-stroke dirt bike oils, separate-sump transmission fluid, two-stroke racing oil and dirt-bike-specific suspension and bodywork support.
AMSOIL 10W-50 Synthetic Dirt Bike Oil
Start here when your dirt bike specifies 10W-50 dirt bike oil.
View Product
AMSOIL 10W-40 Synthetic Dirt Bike Oil
Use when the lookup guide or owner manual specifies 10W-40 dirt bike oil.
View Product
AMSOIL 10W-60 Synthetic Dirt Bike Oil
Use when the application specifies 10W-60 dirt bike oil.
View Product
AMSOIL Synthetic Dirt Bike Transmission Fluid
Use for bikes with a separate transmission sump when this fluid is specified.
View Product
Confirm fluid grade
AMSOIL Shock Therapy #5 Light & #10 Medium Suspension Fluids
For motorcycle forks and shocks when the manufacturer or service information calls for compatible suspension fluid. Confirm whether #5 Light or #10 Medium is required before service.
Browse Suspension Fluids
AMSOIL DOMINATOR Synthetic 2-Stroke Racing Oil
Check this option for two-stroke motorcycle applications where the lookup guide recommends it.
View Product
AMSOIL Mudslinger Mud and Dirt Repellent
A dirt-bike-specific bodywork treatment that helps make mud cleanup easier after off-road riding.
View Product
AMSOIL Air Filter Oil
For dirt bikes with serviceable foam air filters when the manufacturer calls for an air-filter oil.
View ProductTwo-stroke choices depend on the bike, oiling system and manufacturer recommendation, so use the lookup guide before ordering.
Scooters Scooter oil Scooter riders can start here, then use the lookup guide to confirm the correct oil for the exact model.
Looking specifically for scooter oil? Confirm the model recommendation, then open the separate oil category.Browse Scooter Oil
AMSOIL Formula 4-Stroke Synthetic Scooter Oil
Start here for four-stroke scooters, then confirm the exact model recommendation in the lookup guide.
View Product
Scooter Products
Browse the full scooter category by application, while keeping the separately listed scooter oil available above.
Browse Scooter ProductsFilters and fluids Complete the service Once the main oil choice is clear, use this section for filters, brake fluid, coolant, gear lube and grease service items.
Core service products
Fitment required
Motorcycle filter lookup
Use the lookup guide to match the correct filter part number before ordering.
Find the right filter
Fitment required
AMSOIL Black Motorcycle Oil Filters
Use this product-family page when you already know the correct black filter part number.
Browse Filters
Fitment required
AMSOIL Chrome Motorcycle Oil Filters
Use this product-family page when you already know the correct chrome filter part number.
Browse Filters
AMSOIL DOT 3 and DOT 4 Synthetic Brake Fluid
Check this option when the correct DOT fluid type is specified for the motorcycle.
View Product
AMSOIL DOMINATOR DOT 4 Synthetic Racing Brake Fluid
Check this DOT 4 option only when the brake system and service instructions require it.
View ProductAdditional maintenance products
AMSOIL Powersports Antifreeze and Coolant
Check this option for liquid-cooled powersports applications, then confirm compatibility and service guidance.
View Product
Category overview
Gear Oil
Browse available gear-oil options for final-drive or gearbox service, then confirm the required specification and viscosity.
Browse Gear Oil
AMSOIL Synthetic Water-Resistant Grease
Use where a motorcycle or powersports grease point requires an NLGI #2 GC/LB grease.
View Product
AMSOIL DOMINATOR Synthetic Racing Grease
A high-speed and high-temperature grease option for service points where this type of grease is specified.
View Product Browse Bearing & Chassis GreaseDo not guess filter numbers, capacities, final-drive requirements, brake-fluid requirements or coolant compatibility. Use the lookup guide and the owner manual.
Fuel, storage and chain care Keep the bike ready between oil changes These products help round out a motorcycle maintenance routine after the oil, filter and service-fluid choices are clear.
AMSOIL Quickshot Gasoline Treatment and Stabilizer
Use for gasoline motorcycles, scooters and dirt bikes where fuel-system cleanup or short-term stabilization fits the job.
View Product
AMSOIL Gasoline Stabilizer
Use for motorcycles that sit between seasons or long riding gaps.
View Product
AMSOIL Motorcycle Octane Boost
Use when the owner manual or riding conditions point to octane support.
View Product
AMSOIL Engine Fogging Oil
Use for storage routines where internal engine protection is part of the layup process.
View Product
AMSOIL Chain Lube
A practical add-on for chain-drive motorcycles and off-road bikes.
View ProductCleaning and garage support Clean, protect and organize the rest of the job These add-ons are useful for cleanup, detailing, storage and service work after the motorcycle-specific products are handled.
AMSOIL Miracle Wash Waterless Wash and Wax Spray
Use as a motorcycle cleaning and detailing add-on when a waterless wash fits the job.
View Product
AMSOIL Engine Degreaser
Use for engine-surface and service-area cleanup jobs.
View Product
AMSOIL Heavy-Duty Degreaser
Use for heavier greasy cleanup around service areas and parts.
View Product
AMSOIL Brake and Parts Cleaner
Use for brake and parts cleaning where this product fits the service task.
View Product
AMSOIL MP Metal Protector
Use for moisture displacement, light lubrication and corrosion-control jobs.
View Product
AMSOIL Heavy-Duty Metal Protector
Use for exposed-metal protection during storage or harsh conditions.
View Product
AMSOIL Power Foam
Use for carburetor and induction-system cleaning needs.
View ProductAMSOIL Oil Analysis
Use oil-analysis options when testing is useful for a maintenance plan.
Browse Oil AnalysisOptional account programs
Buying for repeat personal or business use?
Review official AMSOIL program information after you have found the products you need.