Quote:
Originally Posted by Bonburner
I've used Motul's Motylgear for about 40k miles, then motul gear 300 for another 40k miles. With a few track days here and there with the gear 300.
Synchros still seem to behave the same as day one.
Not sure where u read gear 300 is hard on brass.
https://azupim01.motul.com/media/mot...0_20221014.pdf
Suitable for any type of seal and yellow material used in gearboxes design.
Anti-corrosion, Anti-foam, Anti-emulsion. |
I was reading it on this forum. Gear 300 seems super popular so it was surprising to hear their gl4/gl5 formula might be problematic for our cars. I’m going to switch it out just for piece of mind. I don’t have any personal data myself to back anything up.