World's Largest Aftermarket Motorcycle Parts and Accessories Superstore!


Red Line Synthetic 20w50 Motorcycle Oil

4 Reviews

  • Red Line Synthetic 20w50 Motorcycle Oil
Product may vary from photo(s).


The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info Gold Club Price: $59.39

Free Ground Shipping For Gold Club Members

4 Reviews

Shipping & Delivery

Checking availability...

– Order in the next to ship today

Retail Store Inventory

Out of Stock in Retail Center Anamosa, IA
Out of Stock in Retail Center Daytona, FL
Out of Stock in Retail Center Sturgis, SD

J&P Part: 607-137

Description for Red Line Synthetic 20w50 Motorcycle Oil 

Red Line Synthetic 20w50 Motorcycle Oil

• As specified for are four-stroke motocross bikes ATVs, and Sport bikes

• 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

• Fully-synthetic ester formula for passenger cars, light trucks, performance vehicles and marine applications

• Excellent wear protection and friction reduction across a wide range of operating conditions

• High detergency allows extended drain intervals and provides increased cleanliness

• Improved fuel economy and ring seal for more power

• Superior high temperature stability and oxidation resistance increases lubrication of hot metal compared to other synthetics

• High natural viscosity index (VI) provides thicker oil film in bearings and cams

• Less evaporation than other synthetics for improved efficiency and ring seal

• All products are completely compatible with other conventional and synthetic motor oils

Important Product Notes

Product Specs

Capacity: Gallon

Manufacturer Part Number: 42505

Sold in Units: Each

Synthetic: Yes

Viscosity: 20W-50

Fitment for Red Line Synthetic 20w50 Motorcycle Oil 

Customer Reviews for Red Line Synthetic 20w50 Motorcycle Oil 

Overall Rating:
5/5 based on 4 ratings

5 by

would of liked to pay less but the product is great.

5 by

peace of mind

4 by

Good oil alternative to high dollar oils

5 by

Redline synth oil is the best! Used it from day one in my FXD and no issues at 20K miles. One thing I'll mention is that the FXD only uses 3 QTs. for a change w/oil filter so buying a gallon (4 QTs.) means measuring rather than just pouring in 3 QTs.

Load More Reviews

Shipping Note

Due to safety regulations, this item can only be shipped via UPS Ground within the contiguous U.S. It cannot be shipped using any of our Worldwide shipping options.

Fast Free Shipping on Orders at $99.99 & Over
Free Tech
120 Day
Live Help

Get Help From Our Industry Experts

Call Us 24/7 1-800-318-4823

Help / FAQs