Fluids for 6MT Drivetrain

[AmbyBomb]

From my reading, here are quantities and specs we need, as well as examples of suitable fluids:

Transmission:

75w90, GL4 - 2.6qts

Redline MT-90
https://www.redlineoil.com/mt-90-75w90-gl-4-gear-oil

Amsoil 75w90
https://www.amsoil.ca/p/amsoil-75w-...a_aGkvpfiK_EuzxFnq1f2QfipI01MZTBoC3UEQAvD_BwE

Transfer Case:

75w - 1.2qts

Redline MT-LV
https://www.redlineoil.com/mt-lv-70w75w

Motul Gear Power FE 75w
https://www.motul.com/en-GB/products/34782?id=34782&product=MOTUL+GEAR+POWER+FE+75W

Front Differential:

75w85, GL5 - 1.4qts

Redline 75w85
https://www.redlineoil.com/75w85-gl-5-gear-oil

Amsoil Severe Gear
https://www.amsoil.ca/p/amsoil-seve...O7WnrATc9sv6tVgUTuAwwE8LiwjaBFzaxft9UMRZm674u

Motul Motyl Gear

https://www.motul.com/en-CA/products/44901?id=44901&product=MOTUL+MOTYLGEAR+75W-85

Rear Differential:

75w85, GL5 - 5qts

Redline 75w85
https://www.redlineoil.com/75w85-gl-5-gear-oil

Amsoil Severe Gear
https://www.amsoil.ca/p/amsoil-seve...O7WnrATc9sv6tVgUTuAwwE8LiwjaBFzaxft9UMRZm674u

Motul Motyl Gear
https://www.motul.com/en-CA/products/44901?id=44901&product=MOTUL+MOTYLGEAR+75W-85

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[BLtheP]

I think my transmission shifts better with Driven 80W-90 GL4. My favorite manual trans fluid I’ve tried across all my vehicles.

 

[co425]

Never mind saw 6mt in the title.

Which transmission is the spec listed for above?

 

[AmbyBomb]

I assume the 6 speed manual transmission.

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