I have a 2008 Sportster and want to chance my primary/gear oil to Mobil 1.
The question is which one? They have two, 75/90 and 75/140.
When I shift my gears to me it sounds loud.Will the thicker of two be better??
Thanks for any help.....
I have a 2008 Sportster and want to chance my primary/gear oil to Mobil 1.
The question is which one? They have two, 75/90 and 75/140.
When I shift my gears to me it sounds loud.Will the thicker of two be better??
Thanks for any help.....