Redline 58504 | Superlight Shockproof Gear Oil | 75W-90 Synthetic Quart

Redline Synthetic

SKU: 58504

Redline fully-synthetic formulas created from polyol ester base stocks, offer excellent lubrication under extreme conditions. Engineered to provide the highest degree of protection and improvement of differential efficiency for better mileage, longer drain intervals, and less wear. Not recommended for most synchro applications due to the product's extreme slipperiness.


  • Film thickness greater than an SAE 75W90, yet low fluid friction like ATF
  • Used in low-power dog-ring racing transaxles with moderate to low load, qualifying, etc.
  • Popular in British F3, Euro F3 and Star Mazda racing gearboxes for ultra low drag
  • Unique lubricant with solid microscopic particles offers low drag/high protection
  • 40% lower coefficient of friction and 250% of the load carrying capacity of conventional gear oils
  • Relatively low viscosity, yet cushions gear teeth under extreme pressure
  • Helps to prevent tooth breakage, resists throw-off
  • Avoid use with pumps, coolers, and filters as unique medium and affinity for metal can cause clogging
  • Designed for wet sump transmissions and differentials with splash lubrication
  • Exceed API GL-5 specifications