R1250GS (09/2018 - 08/2020). R1250GS (09/2020 -). R1250GS Adv (09/2018 - 08/2020). R1250GS Adv (09/2020 -). Transmax 75w-90, drain and filler crush washers and o-ring for the following BMW models It's good practice to regularly change the oil in your final drive unit - here is the oil and necessary washers for the job.
