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10W40 Motorcycle Oil

The go-to viscosity for sportsbikes with more antiwear than any other on the market.

10W40 Motorcycle Oil

10W40 Motorcycle Oil

  • As specified for four-stroke motocross bikes, ATVs and sportbikes
  • Superior film strength through the use of ester base stocks for protection and ring seal
  • Extended drain intervals over other brands due to higher quality base stocks and excellent dispersants
  • Blended with specific friction modifiers that are compatible with wet-clutches
  • Suitable for JASO MA/MA2 applications
Availability: In stock
SKU: 42404
$20.95
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HRP World

Full-synthetic with PAO and Ester base stocks and 2200 ppm of ZDDP for antiwear

Data Sheet Downloads

Typical Properties

API Service Class SJ/SG/SH JASO MA/MA2
SAE Viscosity Grade (Motor Oil) 10W40
Vis @ 100°C, cSt 14.5
Vis @ 40°C, cSt 89
Viscosity Index 171
CCS Viscosity, Poise, @ °C 64@ -25
Pour Point, °C -45
Pour Point, °F -49
Zinc, avg PPM 2260
Phosphorus, avg PPM 2030
Molybdenum, avg PPM 130
NOACK Evaporation Loss,1hr @ 482°F (250°C), % 5
% Viscosity Loss, 30 Pass ASTM D6278 0
HTHS Vis, cP @150°C, ASTM D4741  4.7

Available Sizes

Quart 42404
5 Gallon* 42406
55 Gallon* 42408

*Only available from our dealers

Suitable Replacement For:

Yamaha ATVs
Yamaha Motorcycles
Yamaha Watercraft