741705 Spectro Heavy Duty Platinum 6 Speed Oil Dealer Box of 12 Bot

Spectro Platinum 6-Speed Transmission Lubricant is a full synthetic SAE 75w140 oil formulated specifically to address gear noise and shifting harshness in Harley-Davidson 6-speed gearboxes. This API GL-5 rated fluid provides lubrication protection under extreme heat and high-load conditions, ensuring the transmission performs reliably during long-distance touring or aggressive riding. The advanced formulation eases shifting even when the engine is cold, resulting in a smoother, quieter ride. Developed by Spectro Oils of America, this lubricant maintains its viscosity and protective properties where standard oils might fail, helping to eliminate the mechanical clunk often found in modern transmissions. Sold each.