Jimmy78 Posted February 12, 2010 Share Posted February 12, 2010 wondering wats the best gear oil to use for front and rear Link to comment Share on other sites More sharing options...
Lie495s14 Posted February 12, 2010 Share Posted February 12, 2010 "Subaru 75w90 "Extra S" Synthetic Gear & Transmission Fluid"i heard it is good, so i bought the good, and it is good. good. i put these in last year. milage was 7k. felt the difference right away. smoother than ever. more noticible in winter. Link to comment Share on other sites More sharing options...
93turbo2 Posted February 12, 2010 Share Posted February 12, 2010 "Subaru 75w90 "Extra S" Synthetic Gear & Transmission Fluid" i heard it is good, so i bought the good, and it is good. good. i put these in last year. milage was 7k. felt the difference right away. smoother than ever. more noticible in winter. +1 for Extra S Link to comment Share on other sites More sharing options...
teK-- Posted February 13, 2010 Share Posted February 13, 2010 I couldn't find Extra S anywhere in Australia, so I used the Castrol Syntrax 75W-90. It is beautiful, I no longer have difficulty getting into 5th gear and also high RPM shifts are very nice now. This is comparing to Castrol Multitrax which was only 5,000Kms old. Syntrax is recommended by the STI service centre here in Melbourne. Link to comment Share on other sites More sharing options...
SubyShop.com Posted February 14, 2010 Share Posted February 14, 2010 I like the Castrol gear oil products. I also like Motul and Red Line. Andrewtech recommends a mixture of Motul and Red Line Shock Proof for the gearbox. Red line 75w90 in the rear diff-Franz Link to comment Share on other sites More sharing options...
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