Formula + over to Syn heavy duty - Harley Davidson Forums
Harley-Davidson® Heavy Synthetic Gear Oil - For Europe and Latin America markets | 62600093
Hideout Harley-Davidson on Twitter: "Exclusively engineered for Harley- Davidson Motorcycles, this Heavy Synthetic Gear Oil is intended for use in extreme temperature environments (desert heat or cold weather), frequent two-up riding and heavy
Anyone Used Mobil1 75-90 or 75-140 Gear Oil In Their M8 Primary? | Road Glide
XL SYN3 Tune Up Kit – Black Filter | Harley-Davidson USA