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anyone running amsoil severe gear 75w90 or redline 75w90 for diffs?

apollo18

Active Member
Messages
29
Location
canada
anyone running amsoil severe gear 75w90 or redline 75w90 for diffs?
if so,which did u use and did u add any friction modifier / lsd additive for our diffs or fine without?


thx!
 

Zach

Mall Crawler
Messages
4,812
Location
So Cal
Nope. I just run the stock gear oil. It is Mobil 1 synthetic, no issues with that fluid at all
 

Guerrero

Well-Known Member
Messages
124
Location
Spain
I installed two years ago Redline Heavy Shockproof to my H3 front and rear differentials...

Redline Heavy shockproof is something like a 75w90 but with a film protection of a 75w250 or something like that

I has problems with my front differential after putting a Outfitter Design three poly bushing mounts, because my ring and pinion seems warped and cause noise....well after trying a lot of different friction modifyers and additives, I put the Redline and reduces the noise like a 90%...awesome!

I recently add to both differential some additive to reduce friction...but not necessary because I dont notice any differences..

So...my recomendation is to go with Redline Heavy Shockproof
 
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