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Greg Jones · 02-21-2021, 05:35 PM

My 12 Bolts have done great running Torco 85-140 with pro gears, backlash clearance makes a difference with the viscosity lubes you use also. Synthetic is more slippery and somewhat thinner than mineral based lubes, tight clearances can benefit from synthetics.

02-21-2021, 05:35 PM	#8
Greg Jones Junior Member Join Date: Feb 2021 Posts: 4 Likes: 0 Liked 1 Time in 1 Post	Re: Rear end Gear lube My 12 Bolts have done great running Torco 85-140 with pro gears, backlash clearance makes a difference with the viscosity lubes you use also. Synthetic is more slippery and somewhat thinner than mineral based lubes, tight clearances can benefit from synthetics.