A range of championship winning, 100% synthetic, complex ester motorcycle engine lubricants. The Rock Oil Synthesis brand has been around for over 20 years and has become synonymous within the road racing fraternity for supreme performance. Due to our commitment to continuous Research & Development the Rock Oil Synthesis series of products are as advanced as ever.
| Features | Benefits |
| Tri-Synthetic Formula includes Complex Ester, PAO and a proprietary next generation base oil | Longer life to allow extended drain intervals in the most arduous applications and environments |
| Market leading salicylate additive technology interval | Maintains ultra clean internal engine components throughout drain |
| Outstanding shear stability through use of active, self-healing Viscosity Modifiers | Important for maintaining stay-in-grade viscosity and stable oil pressure throughout the life of the product |
| Exceptionally low NOACK Volatility | 3 x lower oil consumption in a high temperature environment* |
| Employs market leading Anti-Wear additives | Up to 60% reduction in valve-train wear* |
| Passes JASO T903 wet clutch friction test to highest level – JASO MA2 / JASO MA | Assured use in motorcycle engines with combined crankcase, gearbox and oil immersed (wet) clutch |
| Available in 4 viscosity grades: 5W30, 10W40, 10W50 & 10W60 | Complete motorcycle OEM recommendation coverage |
*Data based on Synthesis Motorcycle 10W40, compared to API SN test limits and reference oils.
Synthesis Motorcycle Engine Oil Series has the following approvals / performance specifications:
API SN, SM, SL, SJ, SH, SG
JASO MA2 / MA
Typical Physical Characteristics
Grade Name | XRP SYNTHESIS | SYNTHESIS MOTORCYCLE | SYNTHESIS MOTORCYCLE | SYNTHESIS MOTORCYCLE |
Viscosity Grade (SAE) | 5W30 | 10W40 | 10W50 | 10W60 |
Density @ 15C (kg/L) | 0.856 | 0.861 | 0.861 | 0.861 |
Viscosity @ 40C (cSt) | 74.0 | 106.0 | 126.0 | 165.0 |
Viscosity @ 100C (cSt) | 12.2 | 15.9 | 18.7 | 23.8 |
Viscosity Index | 162 | 160 | 167 | 175 |