Rear drive oil forum › forum › Technical › Rear drive oil This topic contains 4 replies, has 3 voices, and was last updated by Richard and Pat 1 year, 2 months ago. Author Posts 03/03/2017 at 5:21 pm #10793 Richard and PatParticipant Hi, has anyone used RedLine Heavy Shockproof Gear Oil 75W250 / 75W90 in the rear drive and or gearbox please? 03/03/2017 at 5:56 pm #10794 iant-sParticipant I have used a semi-synthetic 75/90 for many years in the bevel-box and gearbox on my Cali. No wear and less drag than the recommended 90W 04/03/2017 at 5:46 pm #10802 Richard and PatParticipant Thank you Ian. 05/03/2017 at 6:38 pm #10821 doverhayParticipant Don’t forget the Molyslip. 05/03/2017 at 10:38 pm #10833 Richard and PatParticipant Aha, yes but the specified Moly A is hard to find and the Redline product recommended on a Guzzi Forum Richard hence my question Author Posts You must be logged in to reply to this topic.