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HeavyWeight 30wt Suspension Fluid

Shock valving on heavy motorcycles need more viscosity.

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HeavyWeight 30wt Suspension Fluid

  • Used in many Harley-Davidson® and American V-Twin motorcycle forks and rear shocks that have not been revalved
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These products can be mixed together to create intermediate viscosities, customized for a dampener's particular characteristics

  • Superior shear stability over most popular shock oils
  • Allows use of lower viscosities
  • Far less shock fade, provides lower operating temps for same viscosity when compared to conventional fluids
  • Eliminates most foaming and provides excellent seal lubricity
  • All Red Line suspension fluids can be blended to create intermediate viscosities
  • LikeWater® provides the least viscosity change of any suspension fluid on the market
  • Extralight-2.5wt is very popular in NASCAR, as well as AMA Motocross
  • LightWeight is often used in Sprint Car racing, as well as in CORR and SCORE Off Road competition
  • Antiwear additives assist in longer shock life

Typical Properties

Vis @ 100°C, cSt 16.9
Vis @ 40°C, cSt 69
Viscosity Index 262
Freezing Point °C <-50
Freezing Point °F <-60

Available Sizes

16oz 91142
5 Gallon* 91146
55 Gallon* 91148

*Only available from our dealers