Spectro Heavy Duty Platinum Gear Oil 75W140, 946mL Royal Days INCLUDE choose the larger size to

choose the larger size to ensure it is not too snug

Shorter rides still call for the ability to keep cool and hydrated

Roto-molded for even wall thickness

CNC forged 6061 T-6 aluminum dial for adjusting the tension of the cable

ensuring top-tier quality and performance

Spectro Heavy Duty Platinum Gear Oil 75W140, 946mL Royal Days INCLUDE choose the larger size toThis is the top of the line, a fully synthetic lubricant formulated specifically to run in Harley Big Twin transmissions. We combine the leading synthetic PAO base oils with the most advanced additive package available today, to delivers maximum performance right through high loads and extreme heat. Heavy Duty Platinum reduces drag, friction losses, wear, and extends gear life. It also provides exceptional temperature stability for easier, smoother