For over 120 years Castrol has pioneered the development of high performance motorcycle oils for both two stroke and four stroke engines. Today, Castrol continues that legacy, working side by side with premier motorcycle manufacturers, world-class race teams and riders of all types to develop and market the most technically advanced motorcycle, snowmobile and ATV lubricants.
THE #1 GLOBAL MOTORCYCLE BRAND
Castrol’s motorcycle oil formulations feature exclusive Trizone Technology™ that simultaneously protects your motorcycle engine, clutch and gear box for optimized performance and enhanced engine life.
Options to meet the needs of different riders
 |  |  | |
| THE RIDER | The Accelerator | The Cruiser | The Guardian |
| ENGINE TYPE | High Performance 4 Stroke | Air cooled V Twin | 4 Stroke |
| BASE OIL TYPE | Full Synthetic | Full Synthetic | Synthetic Blend |
| REASON TO BELIEVE | Power Release Formula for Superior Acceleration | Tested in Harley Davidson Engines | ActiBond Molecules dramatically extend engine life |
Discover which Castrol Motorcycle engine oil and shaft drive gear lubricants are right for your bike by using our new Online Motorcycle Oil Selector Tool.
Castrol® Power 1® 4T
with Power Release FormulaTM is designed for bikers who love the exhilaration of riding.
- Proven to deliver superior acceleration at the touch of the throttle as it flows fast and minimizes internal
engine friction - Advanced, premium full synthetic oil designed for 4-stroke motorcycles
Exceeds API SN and JASO MA2 standards
Castrol® Power 1® V-Twin 20W-50
Full synthetic 4-stroke motorcycle oil designed to deliver ultimate performance in modern V-Twin engines, transmissions and primary chain cases.
- Engineered and tested to ensure perfor-mance in Harley-Davidson and today’s modern V-Twin motorcycles
- Provides excellent protection against thermal and viscosity breakdown at higher temperatures generated by air cooled, V-Twin engines.
Exceeds API SN and JASO MA2 standards
Castrol® Actevo
Formulated with ActibondTM Molecules that cling to engine parts, even when the engine is switched off, to provide a protective layer from the moment you start your engine.
- Synthetic blend formulation provides superior protection from high temperature carbon deposits, enabling
the engine to retain its performance for longer - Clinging action provides up to 50% wear reduction in comparison with other JASO MA2 oils to dramatically increase engine life*
Exceeds API SL and JASO MA2 standards
Castrol® SYNTRAX® Limited Slip 75W-90
A breakthrough in lubrication technology.
- Full synthetic formula provides protection, durability and performance that far surpass conventional API GL-5 and MT-1 gear oils.
- Superior high and low-temperature performance
- Incredible thermal stability and unsurpassed shear stability allow for superior wear protection
Castrol® React™ SRF Racing Brake Fluid
The ultimate racing brake fluid.
- Unique silicon ether technology absorbs less water than conventional glycol ether fluids and prevents the fluid’s high-temperature performance from deteriorating
- Its high boiling point, ability to withstand extreme temperatures and superior resistance to the effects of absorbed water have established Castrol React SRF Brake Fluid as the premier fluid for the hydraulic brakes used in all forms of motorsport and racing
- Race-tested with Honda MOTO GP team
* Versus JASO MA-2 oil without ActiBondTM in cam wear index test
Castrol® Axle Limited Slip 80W-90
A multi-grade gear lubricant that provides excellent performance in manual trans-missions and differentials. Meets full service requirements of conventional and limited slip differentials.
- Durability for maximum performance under severe driving conditions
- Superior high and low-temperature performance
- Incredible thermal stability and unsurpassed shear stability allow for superior wear protection
