You ask a lot of your Harley®. All your Harley asks of you is that you take care of it with Harley-Davidson® Authorised Service.
The best you can buy for your bike. High-performance oil designed specifically for Harley-Davidson® motorcycles.
Screaming' Eagle® SYN3® is the only synthetic lubricant certified for use in H-D® engines, chaincases and transmission applications. We build our bikes to give you the ultimate ride. Now there's a motor-oil engineered to help keep them that way.
Access to the Owner's Manual for your bike, anytime.